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/djtools-1.2.8/djscript/print.C Examining data/djtools-1.2.8/hptools/hp.c FINAL RESULTS: data/djtools-1.2.8/djscript/print.C:554:21: [4] (shell) popen: 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((printer = popen(printer_name + 1, "w")) == NULL) { data/djtools-1.2.8/hptools/hp.c:102:15: [3] (buffer) getopt: 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. while( ( o = getopt( argc, argv,"ho:c" ) ) != -1) data/djtools-1.2.8/djscript/print.C:316:5: [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 paper[256]; data/djtools-1.2.8/djscript/print.C:564:21: [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). if((printer = fopen(printer_name, "w")) == NULL) { data/djtools-1.2.8/djscript/print.C:1406:18: [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). else if((fil = fopen(filename, "r")) == NULL) { data/djtools-1.2.8/hptools/hp.c:20:1: [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 *prtvect[256][2] = data/djtools-1.2.8/hptools/hp.c:125:2: [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 *t,line[256]; data/djtools-1.2.8/hptools/hp.c:174:12: [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). device = fopen( choosen_device,"a" ); data/djtools-1.2.8/djscript/print.C:576:7: [1] (buffer) strncpy: Easily used incorrectly; doesn't always \0-terminate or check for invalid pointers [MS-banned] (CWE-120). strncpy(paper,paper_opt,256); data/djtools-1.2.8/djscript/print.C:580:11: [1] (buffer) strncpy: Easily used incorrectly; doesn't always \0-terminate or check for invalid pointers [MS-banned] (CWE-120). strncpy(paper,systempapername(), 256); data/djtools-1.2.8/djscript/print.C:582:11: [1] (buffer) strncpy: Easily used incorrectly; doesn't always \0-terminate or check for invalid pointers [MS-banned] (CWE-120). strncpy(paper,defaultpapername(),256); data/djtools-1.2.8/djscript/print.C:1152:10: [1] (buffer) fgetc: Check buffer boundaries if used in a loop including recursive loops (CWE-120, CWE-20). (ch = fgetc(stream)) != EOF) { data/djtools-1.2.8/djscript/print.C:1177:13: [1] (buffer) fgetc: Check buffer boundaries if used in a loop including recursive loops (CWE-120, CWE-20). if((ch = fgetc(stream)) != '\n' && ch != EOF) data/djtools-1.2.8/djscript/print.C:1419:17: [1] (buffer) getc: Check buffer boundaries if used in a loop including recursive loops (CWE-120, CWE-20). while((ch = getc(fil)) != EOF) ANALYSIS SUMMARY: Hits = 14 Lines analyzed = 1607 in approximately 0.08 seconds (20780 lines/second) Physical Source Lines of Code (SLOC) = 1139 Hits@level = [0] 112 [1] 6 [2] 6 [3] 1 [4] 1 [5] 0 Hits@level+ = [0+] 126 [1+] 14 [2+] 8 [3+] 2 [4+] 1 [5+] 0 Hits/KSLOC@level+ = [0+] 110.623 [1+] 12.2915 [2+] 7.02371 [3+] 1.75593 [4+] 0.877963 [5+] 0 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.