Flawfinder version 2.0.10, (C) 2001-2019 David A. Wheeler.
Number of rules (primarily dangerous function names) in C/C++ ruleset: 223
Examining data/uacme-1.5/json.c
Examining data/uacme-1.5/ualpn.c
Examining data/uacme-1.5/curlwrap.c
Examining data/uacme-1.5/read-file.h
Examining data/uacme-1.5/msg.c
Examining data/uacme-1.5/uacme.c
Examining data/uacme-1.5/log.h
Examining data/uacme-1.5/base64.h
Examining data/uacme-1.5/json.h
Examining data/uacme-1.5/crypto.h
Examining data/uacme-1.5/read-file.c
Examining data/uacme-1.5/libev/ev_epoll.c
Examining data/uacme-1.5/libev/ev_iouring.c
Examining data/uacme-1.5/libev/ev_vars.h
Examining data/uacme-1.5/libev/ev_port.c
Examining data/uacme-1.5/libev/ev.h
Examining data/uacme-1.5/libev/ev_linuxaio.c
Examining data/uacme-1.5/libev/ev_wrap.h
Examining data/uacme-1.5/libev/ev_poll.c
Examining data/uacme-1.5/libev/ev_select.c
Examining data/uacme-1.5/libev/ev_kqueue.c
Examining data/uacme-1.5/libev/ev.c
Examining data/uacme-1.5/msg.h
Examining data/uacme-1.5/jsmn.h
Examining data/uacme-1.5/curlwrap.h
Examining data/uacme-1.5/crypto.c
Examining data/uacme-1.5/base64.c
Examining data/uacme-1.5/sglib.h
Examining data/uacme-1.5/log.c
FINAL RESULTS:
data/uacme-1.5/ualpn.c:4756:25: [5] (race) chown:
This accepts filename arguments; if an attacker can move those files, a
race condition results. (CWE-362). Use fchown( ) instead.
if (g.socket && chown(g.socket, g.uid, g.gid))
data/uacme-1.5/ualpn.c:4758:26: [5] (race) chown:
This accepts filename arguments; if an attacker can move those files, a
race condition results. (CWE-362). Use fchown( ) instead.
if (g.pidfile && chown(g.pidfile, g.uid, g.gid))
data/uacme-1.5/ualpn.c:4760:30: [5] (race) chown:
This accepts filename arguments; if an attacker can move those files, a
race condition results. (CWE-362). Use fchown( ) instead.
if (g.logfilename && chown(g.logfilename, g.uid, g.gid))
data/uacme-1.5/libev/ev.c:4630:11: [4] (buffer) strcpy:
Does not check for buffer overflows when copying to destination [MS-banned]
(CWE-120). Consider using snprintf, strcpy_s, or strlcpy (warning: strncpy
easily misused).
strcpy (path, w->path);
data/uacme-1.5/log.c:62:5: [4] (format) vfprintf:
If format strings can be influenced by an attacker, they can be exploited
(CWE-134). Use a constant for the format specification.
vfprintf(stderr, format, ap);
data/uacme-1.5/log.c:82:14: [4] (format) vfprintf:
If format strings can be influenced by an attacker, they can be exploited
(CWE-134). Use a constant for the format specification.
else if (vfprintf(f, format, ap) < 0)
data/uacme-1.5/log.c:106:14: [4] (format) vfprintf:
If format strings can be influenced by an attacker, they can be exploited
(CWE-134). Use a constant for the format specification.
else if (vfprintf(f, format, ap) < 0)
data/uacme-1.5/log.h:27:33: [4] (format) printf:
If format strings can be influenced by an attacker, they can be exploited
(CWE-134). Use a constant for the format specification.
void __attribute__((format (printf, 1, 2))) \
data/uacme-1.5/log.h:29:33: [4] (format) printf:
If format strings can be influenced by an attacker, they can be exploited
(CWE-134). Use a constant for the format specification.
void __attribute__((format (printf, 1, 2))) \
data/uacme-1.5/msg.h:29:29: [4] (format) printf:
If format strings can be influenced by an attacker, they can be exploited
(CWE-134). Use a constant for the format specification.
void __attribute__((format (printf, 2, 3))) msg(int level,
data/uacme-1.5/uacme.c:295:13: [4] (shell) execl:
This causes a new program to execute and is difficult to use safely
(CWE-78). try using a library call that implements the same functionality
if available.
if (execl(prog, prog, method, type, ident, token, auth,
data/uacme-1.5/uacme.c:317:9: [4] (race) access:
This usually indicates a security flaw. If an attacker can change anything
along the path between the call to access() and the file's actual use
(e.g., by moving files), the attacker can exploit the race condition
(CWE-362/CWE-367!). Set up the correct permissions (e.g., using setuid())
and try to open the file directly.
if (access(dir, F_OK) < 0) {
data/uacme-1.5/uacme.c:1508:13: [4] (race) access:
This usually indicates a security flaw. If an attacker can change anything
along the path between the call to access() and the file's actual use
(e.g., by moving files), the attacker can exploit the race condition
(CWE-362/CWE-367!). Set up the correct permissions (e.g., using setuid())
and try to open the file directly.
if (access(filename, R_OK)) {
data/uacme-1.5/uacme.c:1533:19: [4] (race) access:
This usually indicates a security flaw. If an attacker can change anything
along the path between the call to access() and the file's actual use
(e.g., by moving files), the attacker can exploit the race condition
(CWE-362/CWE-367!). Set up the correct permissions (e.g., using setuid())
and try to open the file directly.
if (a.hook && access(a.hook, R_OK | X_OK) < 0) {
data/uacme-1.5/ualpn.c:269:10: [4] (format) syslog:
If syslog's format strings can be influenced by an attacker, they can be
exploited (CWE-134). Use a constant format string for syslog.
bool syslog;
data/uacme-1.5/ualpn.c:3934:17: [4] (format) vfprintf:
If format strings can be influenced by an attacker, they can be exploited
(CWE-134). Use a constant for the format specification.
r = vfprintf(g.logfile, format, ap);
data/uacme-1.5/ualpn.c:3944:11: [4] (format) syslog:
If syslog's format strings can be influenced by an attacker, they can be
exploited (CWE-134). Use a constant format string for syslog.
if (g.syslog) {
data/uacme-1.5/ualpn.c:3950:20: [4] (format) vfprintf:
If format strings can be influenced by an attacker, they can be exploited
(CWE-134). Use a constant for the format specification.
} else if (vfprintf(f, format, ap) < 0) {
data/uacme-1.5/libev/ev.c:3150:14: [3] (buffer) getenv:
Environment variables are untrustable input if they can be set by an
attacker. They can have any content and length, and the same variable can
be set more than once (CWE-807, CWE-20). Check environment variables
carefully before using them.
&& getenv ("LIBEV_FLAGS"))
data/uacme-1.5/libev/ev.c:3151:23: [3] (buffer) getenv:
Environment variables are untrustable input if they can be set by an
attacker. They can have any content and length, and the same variable can
be set more than once (CWE-807, CWE-20). Check environment variables
carefully before using them.
flags = atoi (getenv ("LIBEV_FLAGS"));
data/uacme-1.5/uacme.c:1292:17: [3] (buffer) getopt_long:
Some older implementations do not protect against internal buffer overflows
(CWE-120, CWE-20). Check implementation on installation, or limit the size
of all string inputs.
int c = getopt_long(argc, argv, "a:b:c:d:f?h:l:mnost:vVy",
data/uacme-1.5/ualpn.c:279:11: [3] (misc) chroot:
chroot can be very helpful, but is hard to use correctly (CWE-250, CWE-22).
Make sure the program immediately chdir("/"), closes file descriptors, and
drops root privileges, and that all necessary files (and no more!) are in
the new root.
char *chroot;
data/uacme-1.5/ualpn.c:1606:40: [3] (random) random:
This function is not sufficiently random for security-related functions
such as key and nonce creation (CWE-327). Use a more secure technique for
acquiring random values.
c->id = 0xFFFFFFFF & (unsigned int)random();
data/uacme-1.5/ualpn.c:3319:40: [3] (random) random:
This function is not sufficiently random for security-related functions
such as key and nonce creation (CWE-327). Use a more secure technique for
acquiring random values.
c->id = 0xFFFFFFFF & (unsigned int)random();
data/uacme-1.5/ualpn.c:3626:33: [3] (misc) chroot:
chroot can be very helpful, but is hard to use correctly (CWE-250, CWE-22).
Make sure the program immediately chdir("/"), closes file descriptors, and
drops root privileges, and that all necessary files (and no more!) are in
the new root.
if (g.pidfile && !g.chroot)
data/uacme-1.5/ualpn.c:3658:36: [3] (misc) chroot:
chroot can be very helpful, but is hard to use correctly (CWE-250, CWE-22).
Make sure the program immediately chdir("/"), closes file descriptors, and
drops root privileges, and that all necessary files (and no more!) are in
the new root.
if (g.socket && !g.chroot)
data/uacme-1.5/ualpn.c:3677:20: [3] (misc) chroot:
chroot can be very helpful, but is hard to use correctly (CWE-250, CWE-22).
Make sure the program immediately chdir("/"), closes file descriptors, and
drops root privileges, and that all necessary files (and no more!) are in
the new root.
free(g.chroot);
data/uacme-1.5/ualpn.c:3764:9: [3] (random) srand:
This function is not sufficiently random for security-related functions
such as key and nonce creation (CWE-327). Use a more secure technique for
acquiring random values.
srand(worker->pid ^ time(NULL));
data/uacme-1.5/ualpn.c:3796:30: [3] (random) random:
This function is not sufficiently random for security-related functions
such as key and nonce creation (CWE-327). Use a more secure technique for
acquiring random values.
1.0 + (float)random()/RAND_MAX, 1.0);
data/uacme-1.5/ualpn.c:4017:5: [3] (random) srand:
This function is not sufficiently random for security-related functions
such as key and nonce creation (CWE-327). Use a more secure technique for
acquiring random values.
srand(getpid() ^ time(NULL));
data/uacme-1.5/ualpn.c:4035:17: [3] (buffer) getopt_long:
Some older implementations do not protect against internal buffer overflows
(CWE-120, CWE-20). Check implementation on installation, or limit the size
of all string inputs.
int c = getopt_long(argc, argv, "46b:c:dl:m:n:p:P:r:s:S:tu:vVh?",
data/uacme-1.5/ualpn.c:4175:28: [3] (misc) chroot:
chroot can be very helpful, but is hard to use correctly (CWE-250, CWE-22).
Make sure the program immediately chdir("/"), closes file descriptors, and
drops root privileges, and that all necessary files (and no more!) are in
the new root.
if (!g.chroot) {
data/uacme-1.5/ualpn.c:4764:11: [3] (misc) chroot:
chroot can be very helpful, but is hard to use correctly (CWE-250, CWE-22).
Make sure the program immediately chdir("/"), closes file descriptors, and
drops root privileges, and that all necessary files (and no more!) are in
the new root.
if (g.chroot) {
data/uacme-1.5/ualpn.c:4765:21: [3] (misc) chroot:
chroot can be very helpful, but is hard to use correctly (CWE-250, CWE-22).
Make sure the program immediately chdir("/"), closes file descriptors, and
drops root privileges, and that all necessary files (and no more!) are in
the new root.
if (chdir(g.chroot)) {
data/uacme-1.5/ualpn.c:4766:43: [3] (misc) chroot:
chroot can be very helpful, but is hard to use correctly (CWE-250, CWE-22).
Make sure the program immediately chdir("/"), closes file descriptors, and
drops root privileges, and that all necessary files (and no more!) are in
the new root.
err("chdir(\"%s\") failed", g.chroot);
data/uacme-1.5/ualpn.c:4769:51: [3] (misc) chroot:
chroot can be very helpful, but is hard to use correctly (CWE-250, CWE-22).
Make sure the program immediately chdir("/"), closes file descriptors, and
drops root privileges, and that all necessary files (and no more!) are in
the new root.
noticex("changing root directory (%s)", g.chroot);
data/uacme-1.5/ualpn.c:4775:31: [3] (misc) chroot:
chroot can be very helpful, but is hard to use correctly (CWE-250, CWE-22).
Make sure the program immediately chdir("/"), closes file descriptors, and
drops root privileges, and that all necessary files (and no more!) are in
the new root.
g.chroot);
data/uacme-1.5/ualpn.c:4777:58: [3] (misc) chroot:
chroot can be very helpful, but is hard to use correctly (CWE-250, CWE-22).
Make sure the program immediately chdir("/"), closes file descriptors, and
drops root privileges, and that all necessary files (and no more!) are in
the new root.
err("stat(\"%s/dev/log\") failed", g.chroot);
data/uacme-1.5/ualpn.c:4782:31: [3] (misc) chroot:
chroot can be very helpful, but is hard to use correctly (CWE-250, CWE-22).
Make sure the program immediately chdir("/"), closes file descriptors, and
drops root privileges, and that all necessary files (and no more!) are in
the new root.
g.chroot);
data/uacme-1.5/ualpn.c:4784:13: [3] (misc) chroot:
chroot can be very helpful, but is hard to use correctly (CWE-250, CWE-22).
Make sure the program immediately chdir("/"), closes file descriptors, and
drops root privileges, and that all necessary files (and no more!) are in
the new root.
if (chroot(".")) {
data/uacme-1.5/ualpn.c:4785:44: [3] (misc) chroot:
chroot can be very helpful, but is hard to use correctly (CWE-250, CWE-22).
Make sure the program immediately chdir("/"), closes file descriptors, and
drops root privileges, and that all necessary files (and no more!) are in
the new root.
err("chroot(\"%s\") failed", g.chroot);
data/uacme-1.5/crypto.c:178:12: [2] (buffer) char:
Statically-sized arrays can be improperly restricted, leading to potential
overflows or other issues (CWE-119!/CWE-120). Perform bounds checking, use
functions that limit length, or ensure that the size is larger than the
maximum possible length.
static char buf[0x100];
data/uacme-1.5/crypto.c:338:5: [2] (buffer) memcpy:
Does not check for buffer overflows when copying to destination (CWE-120).
Make sure destination can always hold the source data.
memcpy(buf + pad_len - data_len, data, data_len);
data/uacme-1.5/crypto.c:917:5: [2] (buffer) memcpy:
Does not check for buffer overflows when copying to destination (CWE-120).
Make sure destination can always hold the source data.
memcpy(ret, d->data, d->size);
data/uacme-1.5/crypto.c:948:9: [2] (buffer) memcpy:
Does not check for buffer overflows when copying to destination (CWE-120).
Make sure destination can always hold the source data.
memcpy(tmp, dr.data + dr.size - hash_size, hash_size);
data/uacme-1.5/crypto.c:950:9: [2] (buffer) memcpy:
Does not check for buffer overflows when copying to destination (CWE-120).
Make sure destination can always hold the source data.
memcpy(tmp + hash_size - dr.size, dr.data, dr.size);
data/uacme-1.5/crypto.c:952:9: [2] (buffer) memcpy:
Does not check for buffer overflows when copying to destination (CWE-120).
Make sure destination can always hold the source data.
memcpy(tmp + hash_size, ds.data + ds.size - hash_size, hash_size);
data/uacme-1.5/crypto.c:954:9: [2] (buffer) memcpy:
Does not check for buffer overflows when copying to destination (CWE-120).
Make sure destination can always hold the source data.
memcpy(tmp + 2*hash_size - ds.size, ds.data, ds.size);
data/uacme-1.5/crypto.c:1019:9: [2] (buffer) memcpy:
Does not check for buffer overflows when copying to destination (CWE-120).
Make sure destination can always hold the source data.
memcpy(tmp, p + r - hash_size, hash_size);
data/uacme-1.5/crypto.c:1021:9: [2] (buffer) memcpy:
Does not check for buffer overflows when copying to destination (CWE-120).
Make sure destination can always hold the source data.
memcpy(tmp + hash_size - r, p, r);
data/uacme-1.5/crypto.c:1049:9: [2] (buffer) memcpy:
Does not check for buffer overflows when copying to destination (CWE-120).
Make sure destination can always hold the source data.
memcpy(tmp + hash_size, p + r - hash_size, hash_size);
data/uacme-1.5/crypto.c:1051:9: [2] (buffer) memcpy:
Does not check for buffer overflows when copying to destination (CWE-120).
Make sure destination can always hold the source data.
memcpy(tmp + 2*hash_size - r, p, r);
data/uacme-1.5/crypto.c:1090:9: [2] (buffer) memcpy:
Does not check for buffer overflows when copying to destination (CWE-120).
Make sure destination can always hold the source data.
memcpy(tmp, data + r - hash_size, hash_size);
data/uacme-1.5/crypto.c:1092:9: [2] (buffer) memcpy:
Does not check for buffer overflows when copying to destination (CWE-120).
Make sure destination can always hold the source data.
memcpy(tmp + hash_size - r, data, r);
data/uacme-1.5/crypto.c:1111:9: [2] (buffer) memcpy:
Does not check for buffer overflows when copying to destination (CWE-120).
Make sure destination can always hold the source data.
memcpy(tmp + hash_size, data + r - hash_size, hash_size);
data/uacme-1.5/crypto.c:1113:9: [2] (buffer) memcpy:
Does not check for buffer overflows when copying to destination (CWE-120).
Make sure destination can always hold the source data.
memcpy(tmp + 2*hash_size - r, data, r);
data/uacme-1.5/crypto.c:1145:9: [2] (buffer) memcpy:
Does not check for buffer overflows when copying to destination (CWE-120).
Make sure destination can always hold the source data.
memcpy(tmp, p + len - hash_size, hash_size);
data/uacme-1.5/crypto.c:1147:9: [2] (buffer) memcpy:
Does not check for buffer overflows when copying to destination (CWE-120).
Make sure destination can always hold the source data.
memcpy(tmp + hash_size - len, p, len);
data/uacme-1.5/crypto.c:1158:9: [2] (buffer) memcpy:
Does not check for buffer overflows when copying to destination (CWE-120).
Make sure destination can always hold the source data.
memcpy(tmp + hash_size, p + len - hash_size, hash_size);
data/uacme-1.5/crypto.c:1160:9: [2] (buffer) memcpy:
Does not check for buffer overflows when copying to destination (CWE-120).
Make sure destination can always hold the source data.
memcpy(tmp + 2*hash_size - len, p, len);
data/uacme-1.5/crypto.c:1594:15: [2] (misc) fopen:
Check when opening files - can an attacker redirect it (via symlinks),
force the opening of special file type (e.g., device files), move things
around to create a race condition, control its ancestors, or change its
contents? (CWE-362).
FILE *f = fopen(keyfile, "w");
data/uacme-1.5/crypto.c:1658:19: [2] (misc) fopen:
Check when opening files - can an attacker redirect it (via symlinks),
force the opening of special file type (e.g., device files), move things
around to create a race condition, control its ancestors, or change its
contents? (CWE-362).
FILE *f = fopen(keyfile, "r");
data/uacme-1.5/crypto.c:1790:21: [2] (buffer) memcpy:
Does not check for buffer overflows when copying to destination (CWE-120).
Make sure destination can always hold the source data.
memcpy(ip, &s->sin_addr, sizeof(struct in_addr));
data/uacme-1.5/crypto.c:1798:21: [2] (buffer) memcpy:
Does not check for buffer overflows when copying to destination (CWE-120).
Make sure destination can always hold the source data.
memcpy(ip, &s->sin6_addr, sizeof(struct in6_addr));
data/uacme-1.5/crypto.c:1817:14: [2] (buffer) char:
Statically-sized arrays can be improperly restricted, leading to potential
overflows or other issues (CWE-119!/CWE-120). Perform bounds checking, use
functions that limit length, or ensure that the size is larger than the
maximum possible length.
unsigned char ip[16];
data/uacme-1.5/crypto.c:2160:40: [2] (buffer) char:
Statically-sized arrays can be improperly restricted, leading to potential
overflows or other issues (CWE-119!/CWE-120). Perform bounds checking, use
functions that limit length, or ensure that the size is larger than the
maximum possible length.
data = (const unsigned char *)names[count];
data/uacme-1.5/crypto.c:2302:5: [2] (buffer) memcpy:
Does not check for buffer overflows when copying to destination (CWE-120).
Make sure destination can always hold the source data.
memcpy(csrdata, buf + buflen - csrsize, csrsize);
data/uacme-1.5/crypto.c:2862:15: [2] (misc) fopen:
Check when opening files - can an attacker redirect it (via symlinks),
force the opening of special file type (e.g., device files), move things
around to create a race condition, control its ancestors, or change its
contents? (CWE-362).
if (!(f = fopen(file, "r"))) {
data/uacme-1.5/crypto.c:2951:5: [2] (buffer) memcpy:
Does not check for buffer overflows when copying to destination (CWE-120).
Make sure destination can always hold the source data.
memcpy(csrdata, ctx.buf, ctx.buflen);
data/uacme-1.5/crypto.c:3023:15: [2] (misc) fopen:
Check when opening files - can an attacker redirect it (via symlinks),
force the opening of special file type (e.g., device files), move things
around to create a race condition, control its ancestors, or change its
contents? (CWE-362).
if (!(f = fopen(certfile, "r"))) {
data/uacme-1.5/crypto.c:3130:9: [2] (buffer) memcpy:
Does not check for buffer overflows when copying to destination (CWE-120).
Make sure destination can always hold the source data.
memcpy(ocsp_uri, d.data, d.size);
data/uacme-1.5/crypto.c:3621:14: [2] (buffer) char:
Statically-sized arrays can be improperly restricted, leading to potential
overflows or other issues (CWE-119!/CWE-120). Perform bounds checking, use
functions that limit length, or ensure that the size is larger than the
maximum possible length.
unsigned char hash[20];
data/uacme-1.5/crypto.c:4023:17: [2] (buffer) char:
Statically-sized arrays can be improperly restricted, leading to potential
overflows or other issues (CWE-119!/CWE-120). Perform bounds checking, use
functions that limit length, or ensure that the size is larger than the
maximum possible length.
char s[INET6_ADDRSTRLEN];
data/uacme-1.5/crypto.c:4136:17: [2] (buffer) char:
Statically-sized arrays can be improperly restricted, leading to potential
overflows or other issues (CWE-119!/CWE-120). Perform bounds checking, use
functions that limit length, or ensure that the size is larger than the
maximum possible length.
char s[INET6_ADDRSTRLEN];
data/uacme-1.5/crypto.c:4265:5: [2] (buffer) memcpy:
Does not check for buffer overflows when copying to destination (CWE-120).
Make sure destination can always hold the source data.
memcpy(certdata, ctx.buf, ctx.buflen);
data/uacme-1.5/curlwrap.c:71:5: [2] (buffer) memcpy:
Does not check for buffer overflows when copying to destination (CWE-120).
Make sure destination can always hold the source data.
memcpy(c->headers + c->headers_len, buf, size * n);
data/uacme-1.5/curlwrap.c:86:5: [2] (buffer) memcpy:
Does not check for buffer overflows when copying to destination (CWE-120).
Make sure destination can always hold the source data.
memcpy(c->body + c->body_len, ptr, size * n);
data/uacme-1.5/libev/ev.c:553:3: [2] (buffer) char:
Statically-sized arrays can be improperly restricted, leading to potential
overflows or other issues (CWE-119!/CWE-120). Perform bounds checking, use
functions that limit length, or ensure that the size is larger than the
maximum possible length.
char pad[128 - sizeof (uint32_t)];
data/uacme-1.5/libev/ev.c:1469:7: [2] (buffer) memcpy:
Does not check for buffer overflows when copying to destination (CWE-120).
Make sure destination can always hold the source data.
memcpy (&r, &x, 4);
data/uacme-1.5/libev/ev.c:1509:7: [2] (buffer) memcpy:
Does not check for buffer overflows when copying to destination (CWE-120).
Make sure destination can always hold the source data.
memcpy (&r, &x, 4);
data/uacme-1.5/libev/ev.c:1539:7: [2] (buffer) memcpy:
Does not check for buffer overflows when copying to destination (CWE-120).
Make sure destination can always hold the source data.
memcpy (&r, &x, 8);
data/uacme-1.5/libev/ev.c:1579:7: [2] (buffer) memcpy:
Does not check for buffer overflows when copying to destination (CWE-120).
Make sure destination can always hold the source data.
memcpy (&r, &x, 8);
data/uacme-1.5/libev/ev.c:2700:11: [2] (buffer) char:
Statically-sized arrays can be improperly restricted, leading to potential
overflows or other issues (CWE-119!/CWE-120). Perform bounds checking, use
functions that limit length, or ensure that the size is larger than the
maximum possible length.
char dummy[4];
data/uacme-1.5/libev/ev.c:3151:17: [2] (integer) atoi:
Unless checked, the resulting number can exceed the expected range
(CWE-190). If source untrusted, check both minimum and maximum, even if the
input had no minus sign (large numbers can roll over into negative number;
consider saving to an unsigned value if that is intended).
flags = atoi (getenv ("LIBEV_FLAGS"));
data/uacme-1.5/libev/ev.c:4629:11: [2] (buffer) char:
Statically-sized arrays can be improperly restricted, leading to potential
overflows or other issues (CWE-119!/CWE-120). Perform bounds checking, use
functions that limit length, or ensure that the size is larger than the
maximum possible length.
char path [4096];
data/uacme-1.5/libev/ev.c:4711:3: [2] (buffer) char:
Statically-sized arrays can be improperly restricted, leading to potential
overflows or other issues (CWE-119!/CWE-120). Perform bounds checking, use
functions that limit length, or ensure that the size is larger than the
maximum possible length.
char buf [EV_INOTIFY_BUFSIZE];
data/uacme-1.5/libev/ev.c:5395:34: [2] (buffer) char:
Statically-sized arrays can be improperly restricted, leading to potential
overflows or other issues (CWE-119!/CWE-120). Perform bounds checking, use
functions that limit length, or ensure that the size is larger than the
maximum possible length.
cb (EV_A_ EV_STAT, ((char *)ANHE_w (timers [i])) - offsetof (struct ev_stat, timer));
data/uacme-1.5/libev/ev_select.c:155:3: [2] (buffer) memcpy:
Does not check for buffer overflows when copying to destination (CWE-120).
Make sure destination can always hold the source data.
memcpy (vec_ro, vec_ri, fd_setsize);
data/uacme-1.5/libev/ev_select.c:156:3: [2] (buffer) memcpy:
Does not check for buffer overflows when copying to destination (CWE-120).
Make sure destination can always hold the source data.
memcpy (vec_wo, vec_wi, fd_setsize);
data/uacme-1.5/libev/ev_select.c:164:3: [2] (buffer) memcpy:
Does not check for buffer overflows when copying to destination (CWE-120).
Make sure destination can always hold the source data.
memcpy (vec_eo, vec_wi, fd_setsize);
data/uacme-1.5/read-file.c:138:18: [2] (misc) fopen:
Check when opening files - can an attacker redirect it (via symlinks),
force the opening of special file type (e.g., device files), move things
around to create a race condition, control its ancestors, or change its
contents? (CWE-362).
FILE *stream = fopen (filename, mode);
data/uacme-1.5/sglib.h:736:3: [2] (buffer) char:
Statically-sized arrays can be improperly restricted, leading to potential
overflows or other issues (CWE-119!/CWE-120). Perform bounds checking, use
functions that limit length, or ensure that the size is larger than the
maximum possible length.
char _pass_[SGLIB_MAX_TREE_DEEP];\
data/uacme-1.5/sglib.h:1900:5: [2] (buffer) char:
Statically-sized arrays can be improperly restricted, leading to potential
overflows or other issues (CWE-119!/CWE-120). Perform bounds checking, use
functions that limit length, or ensure that the size is larger than the
maximum possible length.
char pass[SGLIB_MAX_TREE_DEEP];\
data/uacme-1.5/uacme.c:1050:19: [2] (tmpfile) tmpfile:
Function tmpfile() has a security flaw on some systems (e.g., older System
V systems) (CWE-377).
if (asprintf(&tmpfile, "%scert.pem.tmp", a->certprefix) < 0) {
data/uacme-1.5/uacme.c:1063:40: [2] (tmpfile) tmpfile:
Function tmpfile() has a security flaw on some systems (e.g., older System
V systems) (CWE-377).
msg(1, "saving certificate to %s", tmpfile);
data/uacme-1.5/uacme.c:1064:10: [2] (misc) open:
Check when opening files - can an attacker redirect it (via symlinks),
force the opening of special file type (e.g., device files), move things
around to create a race condition, control its ancestors, or change its
contents? (CWE-362).
fd = open(tmpfile, O_WRONLY|O_CREAT|O_TRUNC, S_IRUSR|S_IRGRP|S_IROTH);
data/uacme-1.5/uacme.c:1064:15: [2] (tmpfile) tmpfile:
Function tmpfile() has a security flaw on some systems (e.g., older System
V systems) (CWE-377).
fd = open(tmpfile, O_WRONLY|O_CREAT|O_TRUNC, S_IRUSR|S_IRGRP|S_IROTH);
data/uacme-1.5/uacme.c:1066:37: [2] (tmpfile) tmpfile:
Function tmpfile() has a security flaw on some systems (e.g., older System
V systems) (CWE-377).
warn("failed to create %s", tmpfile);
data/uacme-1.5/uacme.c:1071:39: [2] (tmpfile) tmpfile:
Function tmpfile() has a security flaw on some systems (e.g., older System
V systems) (CWE-377).
warn("failed to write to %s", tmpfile);
data/uacme-1.5/uacme.c:1076:36: [2] (tmpfile) tmpfile:
Function tmpfile() has a security flaw on some systems (e.g., older System
V systems) (CWE-377).
warn("failed to close %s", tmpfile);
data/uacme-1.5/uacme.c:1089:33: [2] (tmpfile) tmpfile:
Function tmpfile() has a security flaw on some systems (e.g., older System
V systems) (CWE-377).
msg(1, "renaming %s to %s", tmpfile, certfile);
data/uacme-1.5/uacme.c:1090:16: [2] (tmpfile) tmpfile:
Function tmpfile() has a security flaw on some systems (e.g., older System
V systems) (CWE-377).
if (rename(tmpfile, certfile) < 0) {
data/uacme-1.5/uacme.c:1091:43: [2] (tmpfile) tmpfile:
Function tmpfile() has a security flaw on some systems (e.g., older System
V systems) (CWE-377).
warn("failed to rename %s to %s", tmpfile, certfile);
data/uacme-1.5/uacme.c:1101:10: [2] (tmpfile) tmpfile:
Function tmpfile() has a security flaw on some systems (e.g., older System
V systems) (CWE-377).
free(tmpfile);
data/uacme-1.5/uacme.c:1528:5: [2] (buffer) char:
Statically-sized arrays can be improperly restricted, leading to potential
overflows or other issues (CWE-119!/CWE-120). Perform bounds checking, use
functions that limit length, or ensure that the size is larger than the
maximum possible length.
char buf[0x100];
data/uacme-1.5/ualpn.c:116:12: [2] (buffer) char:
Statically-sized arrays can be improperly restricted, leading to potential
overflows or other issues (CWE-119!/CWE-120). Perform bounds checking, use
functions that limit length, or ensure that the size is larger than the
maximum possible length.
static char buf[0x100];
data/uacme-1.5/ualpn.c:132:5: [2] (buffer) char:
Statically-sized arrays can be improperly restricted, leading to potential
overflows or other issues (CWE-119!/CWE-120). Perform bounds checking, use
functions that limit length, or ensure that the size is larger than the
maximum possible length.
char ident[0x100];
data/uacme-1.5/ualpn.c:133:5: [2] (buffer) char:
Statically-sized arrays can be improperly restricted, leading to potential
overflows or other issues (CWE-119!/CWE-120). Perform bounds checking, use
functions that limit length, or ensure that the size is larger than the
maximum possible length.
char auth[0x30];
data/uacme-1.5/ualpn.c:196:5: [2] (buffer) char:
Statically-sized arrays can be improperly restricted, leading to potential
overflows or other issues (CWE-119!/CWE-120). Perform bounds checking, use
functions that limit length, or ensure that the size is larger than the
maximum possible length.
char lhost_f[MAXHOST];
data/uacme-1.5/ualpn.c:197:5: [2] (buffer) char:
Statically-sized arrays can be improperly restricted, leading to potential
overflows or other issues (CWE-119!/CWE-120). Perform bounds checking, use
functions that limit length, or ensure that the size is larger than the
maximum possible length.
char lserv_f[MAXSERV];
data/uacme-1.5/ualpn.c:198:5: [2] (buffer) char:
Statically-sized arrays can be improperly restricted, leading to potential
overflows or other issues (CWE-119!/CWE-120). Perform bounds checking, use
functions that limit length, or ensure that the size is larger than the
maximum possible length.
char rhost_f[MAXHOST];
data/uacme-1.5/ualpn.c:199:5: [2] (buffer) char:
Statically-sized arrays can be improperly restricted, leading to potential
overflows or other issues (CWE-119!/CWE-120). Perform bounds checking, use
functions that limit length, or ensure that the size is larger than the
maximum possible length.
char rserv_f[MAXSERV];
data/uacme-1.5/ualpn.c:200:5: [2] (buffer) char:
Statically-sized arrays can be improperly restricted, leading to potential
overflows or other issues (CWE-119!/CWE-120). Perform bounds checking, use
functions that limit length, or ensure that the size is larger than the
maximum possible length.
char rhost_b[MAXHOST];
data/uacme-1.5/ualpn.c:201:5: [2] (buffer) char:
Statically-sized arrays can be improperly restricted, leading to potential
overflows or other issues (CWE-119!/CWE-120). Perform bounds checking, use
functions that limit length, or ensure that the size is larger than the
maximum possible length.
char rserv_b[MAXSERV];
data/uacme-1.5/ualpn.c:224:5: [2] (buffer) char:
Statically-sized arrays can be improperly restricted, leading to potential
overflows or other issues (CWE-119!/CWE-120). Perform bounds checking, use
functions that limit length, or ensure that the size is larger than the
maximum possible length.
char ident[0x100];
data/uacme-1.5/ualpn.c:225:5: [2] (buffer) char:
Statically-sized arrays can be improperly restricted, leading to potential
overflows or other issues (CWE-119!/CWE-120). Perform bounds checking, use
functions that limit length, or ensure that the size is larger than the
maximum possible length.
char auth[0x30];
data/uacme-1.5/ualpn.c:427:12: [2] (buffer) char:
Statically-sized arrays can be improperly restricted, leading to potential
overflows or other issues (CWE-119!/CWE-120). Perform bounds checking, use
functions that limit length, or ensure that the size is larger than the
maximum possible length.
static char buf[0x80];
data/uacme-1.5/ualpn.c:974:5: [2] (buffer) char:
Statically-sized arrays can be improperly restricted, leading to potential
overflows or other issues (CWE-119!/CWE-120). Perform bounds checking, use
functions that limit length, or ensure that the size is larger than the
maximum possible length.
char nb[MBEDTLS_X509_RFC5280_UTC_TIME_LEN] = "";
data/uacme-1.5/ualpn.c:975:5: [2] (buffer) char:
Statically-sized arrays can be improperly restricted, leading to potential
overflows or other issues (CWE-119!/CWE-120). Perform bounds checking, use
functions that limit length, or ensure that the size is larger than the
maximum possible length.
char na[MBEDTLS_X509_RFC5280_UTC_TIME_LEN] = "";
data/uacme-1.5/ualpn.c:1068:9: [2] (buffer) memcpy:
Does not check for buffer overflows when copying to destination (CWE-120).
Make sure destination can always hold the source data.
memcpy(&addr.addr, ai->ai_addr, ai->ai_addrlen);
data/uacme-1.5/ualpn.c:1213:13: [2] (buffer) memcpy:
Does not check for buffer overflows when copying to destination (CWE-120).
Make sure destination can always hold the source data.
memcpy(*crt, buf + buf_len - *crt_len, *crt_len);
data/uacme-1.5/ualpn.c:1239:13: [2] (buffer) memcpy:
Does not check for buffer overflows when copying to destination (CWE-120).
Make sure destination can always hold the source data.
memcpy(*key, buf + buf_len - *key_len, *key_len);
data/uacme-1.5/ualpn.c:1331:5: [2] (buffer) char:
Statically-sized arrays can be improperly restricted, leading to potential
overflows or other issues (CWE-119!/CWE-120). Perform bounds checking, use
functions that limit length, or ensure that the size is larger than the
maximum possible length.
char arpa[80];
data/uacme-1.5/ualpn.c:1458:9: [2] (buffer) memcpy:
Does not check for buffer overflows when copying to destination (CWE-120).
Make sure destination can always hold the source data.
memcpy(a->key, key.data, key.size);
data/uacme-1.5/ualpn.c:1460:9: [2] (buffer) memcpy:
Does not check for buffer overflows when copying to destination (CWE-120).
Make sure destination can always hold the source data.
memcpy(a->crt, crt.data, crt.size);
data/uacme-1.5/ualpn.c:1543:5: [2] (buffer) char:
Statically-sized arrays can be improperly restricted, leading to potential
overflows or other issues (CWE-119!/CWE-120). Perform bounds checking, use
functions that limit length, or ensure that the size is larger than the
maximum possible length.
char line[0x200];
data/uacme-1.5/ualpn.c:1834:5: [2] (buffer) char:
Statically-sized arrays can be improperly restricted, leading to potential
overflows or other issues (CWE-119!/CWE-120). Perform bounds checking, use
functions that limit length, or ensure that the size is larger than the
maximum possible length.
char name[0x100];
data/uacme-1.5/ualpn.c:2030:5: [2] (buffer) char:
Statically-sized arrays can be improperly restricted, leading to potential
overflows or other issues (CWE-119!/CWE-120). Perform bounds checking, use
functions that limit length, or ensure that the size is larger than the
maximum possible length.
char name[0x100];
data/uacme-1.5/ualpn.c:2251:5: [2] (buffer) memcpy:
Does not check for buffer overflows when copying to destination (CWE-120).
Make sure destination can always hold the source data.
memcpy(c->ident, name, name_len);
data/uacme-1.5/ualpn.c:2392:9: [2] (buffer) char:
Statically-sized arrays can be improperly restricted, leading to potential
overflows or other issues (CWE-119!/CWE-120). Perform bounds checking, use
functions that limit length, or ensure that the size is larger than the
maximum possible length.
char buf[32];
data/uacme-1.5/ualpn.c:2399:9: [2] (buffer) char:
Statically-sized arrays can be improperly restricted, leading to potential
overflows or other issues (CWE-119!/CWE-120). Perform bounds checking, use
functions that limit length, or ensure that the size is larger than the
maximum possible length.
char buf[32];
data/uacme-1.5/ualpn.c:3095:5: [2] (buffer) char:
Statically-sized arrays can be improperly restricted, leading to potential
overflows or other issues (CWE-119!/CWE-120). Perform bounds checking, use
functions that limit length, or ensure that the size is larger than the
maximum possible length.
char rhost[MAXHOST];
data/uacme-1.5/ualpn.c:3096:5: [2] (buffer) char:
Statically-sized arrays can be improperly restricted, leading to potential
overflows or other issues (CWE-119!/CWE-120). Perform bounds checking, use
functions that limit length, or ensure that the size is larger than the
maximum possible length.
char rserv[MAXSERV];
data/uacme-1.5/ualpn.c:3097:5: [2] (buffer) char:
Statically-sized arrays can be improperly restricted, leading to potential
overflows or other issues (CWE-119!/CWE-120). Perform bounds checking, use
functions that limit length, or ensure that the size is larger than the
maximum possible length.
char lhost[MAXHOST];
data/uacme-1.5/ualpn.c:3098:5: [2] (buffer) char:
Statically-sized arrays can be improperly restricted, leading to potential
overflows or other issues (CWE-119!/CWE-120). Perform bounds checking, use
functions that limit length, or ensure that the size is larger than the
maximum possible length.
char lserv[MAXSERV];
data/uacme-1.5/ualpn.c:3101:5: [2] (buffer) char:
Statically-sized arrays can be improperly restricted, leading to potential
overflows or other issues (CWE-119!/CWE-120). Perform bounds checking, use
functions that limit length, or ensure that the size is larger than the
maximum possible length.
char buf[CMSG_SPACE(sizeof(fd))];
data/uacme-1.5/ualpn.c:3162:5: [2] (buffer) memcpy:
Does not check for buffer overflows when copying to destination (CWE-120).
Make sure destination can always hold the source data.
memcpy(CMSG_DATA(cmsg), &fd, sizeof(fd));
data/uacme-1.5/ualpn.c:3275:9: [2] (buffer) char:
Statically-sized arrays can be improperly restricted, leading to potential
overflows or other issues (CWE-119!/CWE-120). Perform bounds checking, use
functions that limit length, or ensure that the size is larger than the
maximum possible length.
char buf[108];
data/uacme-1.5/ualpn.c:3476:5: [2] (buffer) char:
Statically-sized arrays can be improperly restricted, leading to potential
overflows or other issues (CWE-119!/CWE-120). Perform bounds checking, use
functions that limit length, or ensure that the size is larger than the
maximum possible length.
char buf[0x10];
data/uacme-1.5/ualpn.c:3505:5: [2] (buffer) char:
Statically-sized arrays can be improperly restricted, leading to potential
overflows or other issues (CWE-119!/CWE-120). Perform bounds checking, use
functions that limit length, or ensure that the size is larger than the
maximum possible length.
char buf[CMSG_SPACE(sizeof(fd))];
data/uacme-1.5/ualpn.c:3536:13: [2] (buffer) memcpy:
Does not check for buffer overflows when copying to destination (CWE-120).
Make sure destination can always hold the source data.
memcpy(&fd, CMSG_DATA(cmsg), sizeof(int));
data/uacme-1.5/ualpn.c:3889:5: [2] (buffer) char:
Statically-sized arrays can be improperly restricted, leading to potential
overflows or other issues (CWE-119!/CWE-120). Perform bounds checking, use
functions that limit length, or ensure that the size is larger than the
maximum possible length.
char ts[0x20];
data/uacme-1.5/ualpn.c:4006:5: [2] (buffer) char:
Statically-sized arrays can be improperly restricted, leading to potential
overflows or other issues (CWE-119!/CWE-120). Perform bounds checking, use
functions that limit length, or ensure that the size is larger than the
maximum possible length.
char host[NI_MAXHOST];
data/uacme-1.5/ualpn.c:4007:5: [2] (buffer) char:
Statically-sized arrays can be improperly restricted, leading to potential
overflows or other issues (CWE-119!/CWE-120). Perform bounds checking, use
functions that limit length, or ensure that the size is larger than the
maximum possible length.
char port[NI_MAXSERV];
data/uacme-1.5/ualpn.c:4113:21: [2] (misc) fopen:
Check when opening files - can an attacker redirect it (via symlinks),
force the opening of special file type (e.g., device files), move things
around to create a race condition, control its ancestors, or change its
contents? (CWE-362).
f = fopen(optarg, "a+");
data/uacme-1.5/ualpn.c:4289:13: [2] (misc) fopen:
Check when opening files - can an attacker redirect it (via symlinks),
force the opening of special file type (e.g., device files), move things
around to create a race condition, control its ancestors, or change its
contents? (CWE-362).
f = fopen(g.pidfile, "r");
data/uacme-1.5/ualpn.c:4420:13: [2] (buffer) char:
Statically-sized arrays can be improperly restricted, leading to potential
overflows or other issues (CWE-119!/CWE-120). Perform bounds checking, use
functions that limit length, or ensure that the size is larger than the
maximum possible length.
char buf[0x10];
data/uacme-1.5/ualpn.c:4450:18: [2] (misc) open:
Check when opening files - can an attacker redirect it (via symlinks),
force the opening of special file type (e.g., device files), move things
around to create a race condition, control its ancestors, or change its
contents? (CWE-362).
fd = open("/dev/null", O_RDWR);
data/uacme-1.5/ualpn.c:4587:17: [2] (misc) open:
Check when opening files - can an attacker redirect it (via symlinks),
force the opening of special file type (e.g., device files), move things
around to create a race condition, control its ancestors, or change its
contents? (CWE-362).
g.devzero = open("/dev/zero", O_RDWR);
data/uacme-1.5/ualpn.c:4620:13: [2] (misc) fopen:
Check when opening files - can an attacker redirect it (via symlinks),
force the opening of special file type (e.g., device files), move things
around to create a race condition, control its ancestors, or change its
contents? (CWE-362).
f = fopen(g.pidfile, "w");
data/uacme-1.5/base64.c:367:45: [1] (buffer) strlen:
Does not handle strings that are not \0-terminated; if given one it may
perform an over-read (it could cause a crash if unprotected) (CWE-126).
size_t encoded_len = base64_ENCODED_LEN(strlen(str),
data/uacme-1.5/base64.c:373:13: [1] (buffer) strlen:
Does not handle strings that are not \0-terminated; if given one it may
perform an over-read (it could cause a crash if unprotected) (CWE-126).
strlen(str), base64_VARIANT_URLSAFE_NO_PADDING);
data/uacme-1.5/crypto.c:276:43: [1] (buffer) strlen:
Does not handle strings that are not \0-terminated; if given one it may
perform an over-read (it could cause a crash if unprotected) (CWE-126).
int r = gnutls_hash_fast(type, input, strlen(input), hash);
data/uacme-1.5/crypto.c:283:41: [1] (buffer) strlen:
Does not handle strings that are not \0-terminated; if given one it may
perform an over-read (it could cause a crash if unprotected) (CWE-126).
if (!openssl_hash_fast(type, input, strlen(input), hash)) {
data/uacme-1.5/crypto.c:288:44: [1] (buffer) strlen:
Does not handle strings that are not \0-terminated; if given one it may
perform an over-read (it could cause a crash if unprotected) (CWE-126).
int r = mbedtls_hash_fast(type, input, strlen(input), hash);
data/uacme-1.5/crypto.c:1254:44: [1] (buffer) strlen:
Does not handle strings that are not \0-terminated; if given one it may
perform an over-read (it could cause a crash if unprotected) (CWE-126).
(unsigned char *)encoded_combined, strlen(encoded_combined)};
data/uacme-1.5/crypto.c:1282:48: [1] (buffer) strlen:
Does not handle strings that are not \0-terminated; if given one it may
perform an over-read (it could cause a crash if unprotected) (CWE-126).
if (!EVP_SignUpdate(emc, encoded_combined, strlen(encoded_combined))) {
data/uacme-1.5/crypto.c:1298:13: [1] (buffer) strlen:
Does not handle strings that are not \0-terminated; if given one it may
perform an over-read (it could cause a crash if unprotected) (CWE-126).
strlen(encoded_combined), hash);
data/uacme-1.5/crypto.c:1591:16: [1] (buffer) strlen:
Does not handle strings that are not \0-terminated; if given one it may
perform an over-read (it could cause a crash if unprotected) (CWE-126).
pem_size = strlen(pem_data);
data/uacme-1.5/crypto.c:1593:19: [1] (access) umask:
Ensure that umask is given most restrictive possible setting (e.g., 066 or
077) (CWE-732).
mode_t prev = umask((S_IWUSR | S_IXUSR) | S_IRWXG | S_IRWXO);
data/uacme-1.5/crypto.c:1595:5: [1] (access) umask:
Ensure that umask is given most restrictive possible setting (e.g., 066 or
077) (CWE-732).
umask(prev);
data/uacme-1.5/crypto.c:1913:25: [1] (buffer) strlen:
Does not handle strings that are not \0-terminated; if given one it may
perform an over-read (it could cause a crash if unprotected) (CWE-126).
*names, strlen(*names));
data/uacme-1.5/crypto.c:1926:29: [1] (buffer) strlen:
Does not handle strings that are not \0-terminated; if given one it may
perform an over-read (it could cause a crash if unprotected) (CWE-126).
*names, strlen(*names), GNUTLS_FSAN_APPEND);
data/uacme-1.5/crypto.c:2161:28: [1] (buffer) strlen:
Does not handle strings that are not \0-terminated; if given one it may
perform an over-read (it could cause a crash if unprotected) (CWE-126).
data_len = strlen(names[count]);
data/uacme-1.5/crypto.c:3334:20: [1] (buffer) strlen:
Does not handle strings that are not \0-terminated; if given one it may
perform an over-read (it could cause a crash if unprotected) (CWE-126).
if (uri && strlen(uri)) {
data/uacme-1.5/crypto.c:4133:29: [1] (buffer) strlen:
Does not handle strings that are not \0-terminated; if given one it may
perform an over-read (it could cause a crash if unprotected) (CWE-126).
strlen(*names)) == 0)
data/uacme-1.5/crypto.c:4158:25: [1] (buffer) strlen:
Does not handle strings that are not \0-terminated; if given one it may
perform an over-read (it could cause a crash if unprotected) (CWE-126).
strlen(*names)) == 0)
data/uacme-1.5/libev/ev.c:1858:30: [1] (buffer) strlen:
Does not handle strings that are not \0-terminated; if given one it may
perform an over-read (it could cause a crash if unprotected) (CWE-126).
write (STDERR_FILENO, msg, strlen (msg));
data/uacme-1.5/libev/ev.c:2695:11: [1] (buffer) read:
Check buffer boundaries if used in a loop including recursive loops
(CWE-120, CWE-20).
read (evpipe [1], &counter, sizeof (uint64_t));
data/uacme-1.5/libev/ev.c:2709:11: [1] (buffer) read:
Check buffer boundaries if used in a loop including recursive loops
(CWE-120, CWE-20).
read (evpipe [0], &dummy, sizeof (dummy));
data/uacme-1.5/libev/ev.c:2811:21: [1] (buffer) read:
Check buffer boundaries if used in a loop including recursive loops
(CWE-120, CWE-20).
ssize_t res = read (sigfd, si, sizeof (si));
data/uacme-1.5/libev/ev.c:4627:51: [1] (buffer) strlen:
Does not handle strings that are not \0-terminated; if given one it may
perform an over-read (it could cause a crash if unprotected) (CWE-126).
if ((errno == ENOENT || errno == EACCES) && strlen (w->path) < 4096)
data/uacme-1.5/libev/ev.c:4713:13: [1] (buffer) read:
Check buffer boundaries if used in a loop including recursive loops
(CWE-120, CWE-20).
int len = read (fs_fd, buf, sizeof (buf));
data/uacme-1.5/uacme.c:230:45: [1] (buffer) strlen:
Does not handle strings that are not \0-terminated; if given one it may
perform an over-read (it could cause a crash if unprotected) (CWE-126).
curldata_t *c = curl_post(url, jws, strlen(jws),
data/uacme-1.5/uacme.c:312:21: [1] (buffer) strlen:
Does not handle strings that are not \0-terminated; if given one it may
perform an over-read (it could cause a crash if unprotected) (CWE-126).
for (size_t i = strlen(tmp); i > 1; i--) {
data/uacme-1.5/uacme.c:363:9: [1] (buffer) strlen:
Does not handle strings that are not \0-terminated; if given one it may
perform an over-read (it could cause a crash if unprotected) (CWE-126).
tmp[strlen(tmp)-1] = 0;
data/uacme-1.5/uacme.c:462:33: [1] (buffer) strlen:
Does not handle strings that are not \0-terminated; if given one it may
perform an over-read (it could cause a crash if unprotected) (CWE-126).
if (a->email && strlen(a->email))
data/uacme-1.5/uacme.c:544:21: [1] (buffer) strlen:
Does not handle strings that are not \0-terminated; if given one it may
perform an over-read (it could cause a crash if unprotected) (CWE-126).
if (a->email && strlen(a->email) > 0) {
data/uacme-1.5/uacme.c:555:27: [1] (buffer) strlen:
Does not handle strings that are not \0-terminated; if given one it may
perform an over-read (it could cause a crash if unprotected) (CWE-126).
+ strlen("mailto:"), a->email))
data/uacme-1.5/uacme.c:563:25: [1] (buffer) strlen:
Does not handle strings that are not \0-terminated; if given one it may
perform an over-read (it could cause a crash if unprotected) (CWE-126).
if (a->email && strlen(a->email) > 0) {
data/uacme-1.5/uacme.c:754:29: [1] (buffer) strlen:
Does not handle strings that are not \0-terminated; if given one it may
perform an over-read (it could cause a crash if unprotected) (CWE-126).
if (!ident_value || strlen(ident_value) <= 0) {
data/uacme-1.5/uacme.c:795:32: [1] (buffer) strlen:
Does not handle strings that are not \0-terminated; if given one it may
perform an over-read (it could cause a crash if unprotected) (CWE-126).
if (a->hook && strlen(a->hook) > 0) {
data/uacme-1.5/uacme.c:850:32: [1] (buffer) strlen:
Does not handle strings that are not \0-terminated; if given one it may
perform an over-read (it could cause a crash if unprotected) (CWE-126).
if (a->hook && strlen(a->hook) > 0) {
data/uacme-1.5/uacme.c:1070:25: [1] (buffer) strlen:
Does not handle strings that are not \0-terminated; if given one it may
perform an over-read (it could cause a crash if unprotected) (CWE-126).
if (write(fd, cert, strlen(cert)) != (ssize_t)strlen(cert)) {
data/uacme-1.5/uacme.c:1070:51: [1] (buffer) strlen:
Does not handle strings that are not \0-terminated; if given one it may
perform an over-read (it could cause a crash if unprotected) (CWE-126).
if (write(fd, cert, strlen(cert)) != (ssize_t)strlen(cert)) {
data/uacme-1.5/uacme.c:1167:28: [1] (buffer) strlen:
Does not handle strings that are not \0-terminated; if given one it may
perform an over-read (it could cause a crash if unprotected) (CWE-126).
for (size_t j = 0; j < strlen(s); j++) {
data/uacme-1.5/uacme.c:1589:23: [1] (buffer) strlen:
Does not handle strings that are not \0-terminated; if given one it may
perform an over-read (it could cause a crash if unprotected) (CWE-126).
int len = strlen(filename);
data/uacme-1.5/ualpn.c:418:18: [1] (buffer) strlen:
Does not handle strings that are not \0-terminated; if given one it may
perform an over-read (it could cause a crash if unprotected) (CWE-126).
if (!node || strlen(node))
data/uacme-1.5/ualpn.c:477:29: [1] (buffer) strlen:
Does not handle strings that are not \0-terminated; if given one it may
perform an over-read (it could cause a crash if unprotected) (CWE-126).
return buf_put(b, data, strlen(data));
data/uacme-1.5/ualpn.c:493:13: [1] (buffer) read:
Check buffer boundaries if used in a loop including recursive loops
(CWE-120, CWE-20).
n = read(fd, b->data + b->wp, b->rp - b->wp);
data/uacme-1.5/ualpn.c:614:20: [1] (buffer) strlen:
Does not handle strings that are not \0-terminated; if given one it may
perform an over-read (it could cause a crash if unprotected) (CWE-126).
ident, strlen(ident));
data/uacme-1.5/ualpn.c:624:23: [1] (buffer) strlen:
Does not handle strings that are not \0-terminated; if given one it may
perform an over-read (it could cause a crash if unprotected) (CWE-126).
0, ident, strlen(ident));
data/uacme-1.5/ualpn.c:693:24: [1] (buffer) strlen:
Does not handle strings that are not \0-terminated; if given one it may
perform an over-read (it could cause a crash if unprotected) (CWE-126).
ident, strlen(ident), GNUTLS_FSAN_APPEND);
data/uacme-1.5/ualpn.c:1101:24: [1] (buffer) strlen:
Does not handle strings that are not \0-terminated; if given one it may
perform an over-read (it could cause a crash if unprotected) (CWE-126).
data_len = strlen(ident);
data/uacme-1.5/ualpn.c:1329:32: [1] (buffer) strlen:
Does not handle strings that are not \0-terminated; if given one it may
perform an over-read (it could cause a crash if unprotected) (CWE-126).
size_t ident_len = ident ? strlen(ident) : 0;
data/uacme-1.5/ualpn.c:1365:13: [1] (buffer) strncat:
Easily used incorrectly (e.g., incorrectly computing the correct maximum
size to add) [MS-banned] (CWE-120). Consider strcat_s, strlcat, snprintf,
or automatically resizing strings. Risk is low because the source is a
constant string.
strncat(p, "ip6.arpa", sizeof(arpa) - (p - arpa) - 1);
data/uacme-1.5/ualpn.c:1377:54: [1] (buffer) strlen:
Does not handle strings that are not \0-terminated; if given one it may
perform an over-read (it could cause a crash if unprotected) (CWE-126).
if (base642bin(id + 2, sizeof(id) - 2, auth, strlen(auth), NULL,
data/uacme-1.5/ualpn.c:1847:26: [1] (buffer) strlen:
Does not handle strings that are not \0-terminated; if given one it may
perform an over-read (it could cause a crash if unprotected) (CWE-126).
if (protocol.size != strlen("acme-tls/1") ||
data/uacme-1.5/ualpn.c:2053:20: [1] (buffer) strlen:
Does not handle strings that are not \0-terminated; if given one it may
perform an over-read (it could cause a crash if unprotected) (CWE-126).
if (len == strlen("acme-tls/1") &&
data/uacme-1.5/ualpn.c:2085:9: [1] (buffer) strlen:
Does not handle strings that are not \0-terminated; if given one it may
perform an over-read (it could cause a crash if unprotected) (CWE-126).
if (strlen(name) == 0)
data/uacme-1.5/ualpn.c:2132:26: [1] (buffer) strlen:
Does not handle strings that are not \0-terminated; if given one it may
perform an over-read (it could cause a crash if unprotected) (CWE-126).
if (proto_len == strlen("acme-tls/1") &&
data/uacme-1.5/ualpn.c:2368:17: [1] (buffer) strlen:
Does not handle strings that are not \0-terminated; if given one it may
perform an over-read (it could cause a crash if unprotected) (CWE-126).
.size = strlen("acme-tls/1")
data/uacme-1.5/ualpn.c:3356:25: [1] (buffer) strlen:
Does not handle strings that are not \0-terminated; if given one it may
perform an over-read (it could cause a crash if unprotected) (CWE-126).
proxy_len = strlen(proxy.buf);
data/uacme-1.5/ualpn.c:3372:25: [1] (buffer) strlen:
Does not handle strings that are not \0-terminated; if given one it may
perform an over-read (it could cause a crash if unprotected) (CWE-126).
proxy_len = strlen(proxy.buf);
data/uacme-1.5/ualpn.c:3751:34: [1] (buffer) strlen:
Does not handle strings that are not \0-terminated; if given one it may
perform an over-read (it could cause a crash if unprotected) (CWE-126).
char *last = g.argv[0] + strlen(g.argv[0]) + 1;
data/uacme-1.5/ualpn.c:3754:25: [1] (buffer) strlen:
Does not handle strings that are not \0-terminated; if given one it may
perform an over-read (it could cause a crash if unprotected) (CWE-126).
last += strlen(g.argv[i]) + 1;
data/uacme-1.5/ualpn.c:3755:34: [1] (buffer) strlen:
Does not handle strings that are not \0-terminated; if given one it may
perform an over-read (it could cause a crash if unprotected) (CWE-126).
memset(g.argv[i], 0, strlen(g.argv[i]));
data/uacme-1.5/ualpn.c:4279:9: [1] (buffer) strlen:
Does not handle strings that are not \0-terminated; if given one it may
perform an over-read (it could cause a crash if unprotected) (CWE-126).
if (strlen(g.socket) > sizeof(sock_addr.sun_path) - 1) {
data/uacme-1.5/ualpn.c:4421:17: [1] (buffer) read:
Check buffer boundaries if used in a loop including recursive loops
(CWE-120, CWE-20).
n = read(g.pipefd[0], buf, sizeof(buf));
data/uacme-1.5/ualpn.c:4449:20: [1] (access) umask:
Ensure that umask is given most restrictive possible setting (e.g., 066 or
077) (CWE-732).
mask = umask(0);
data/uacme-1.5/ualpn.c:4451:13: [1] (access) umask:
Ensure that umask is given most restrictive possible setting (e.g., 066 or
077) (CWE-732).
umask(mask);
data/uacme-1.5/ualpn.c:4569:12: [1] (access) umask:
Ensure that umask is given most restrictive possible setting (e.g., 066 or
077) (CWE-732).
mask = umask(~g.sockmode &
data/uacme-1.5/ualpn.c:4572:5: [1] (access) umask:
Ensure that umask is given most restrictive possible setting (e.g., 066 or
077) (CWE-732).
umask(mask);
ANALYSIS SUMMARY:
Hits = 213
Lines analyzed = 24184 in approximately 0.59 seconds (41300 lines/second)
Physical Source Lines of Code (SLOC) = 19528
Hits@level = [0] 47 [1] 63 [2] 109 [3] 23 [4] 15 [5] 3
Hits@level+ = [0+] 260 [1+] 213 [2+] 150 [3+] 41 [4+] 18 [5+] 3
Hits/KSLOC@level+ = [0+] 13.3142 [1+] 10.9074 [2+] 7.68128 [3+] 2.09955 [4+] 0.921753 [5+] 0.153626
Dot directories skipped = 1 (--followdotdir overrides)
Minimum risk level = 1
Not every hit is necessarily a security vulnerability.
There may be other security vulnerabilities; review your code!
See 'Secure Programming HOWTO'
(https://dwheeler.com/secure-programs) for more information.