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/mediawiki2latex-7.43/src/tachyon/tachyon.cpp FINAL RESULTS: data/mediawiki2latex-7.43/src/tachyon/tachyon.cpp:83:9: [4] (buffer) sprintf: Does not check for buffer overflows (CWE-120). Use sprintf_s, snprintf, or vsnprintf. sprintf(cmd,"convert %s %s.png",fn,fn); data/mediawiki2latex-7.43/src/tachyon/tachyon.cpp:84:9: [4] (shell) system: 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. system(cmd); data/mediawiki2latex-7.43/src/tachyon/tachyon.cpp:155:3: [4] (shell) system: 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. system("cp -r ../../document/headers ../headers"); data/mediawiki2latex-7.43/src/tachyon/tachyon.cpp:170:3: [4] (shell) system: 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. system("cp ../../latex/my-head.tex ./myfile.tex"); data/mediawiki2latex-7.43/src/tachyon/tachyon.cpp:175:3: [4] (buffer) strcat: Does not check for buffer overflows when concatenating to destination [MS-banned] (CWE-120). Consider using strcat_s, strncat, strlcat, or snprintf (warning: strncat is easily misused). strcat(str,argv[1]); data/mediawiki2latex-7.43/src/tachyon/tachyon.cpp:176:3: [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(str2, (argv[1])+8); data/mediawiki2latex-7.43/src/tachyon/tachyon.cpp:180:3: [4] (shell) system: 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. system(str); data/mediawiki2latex-7.43/src/tachyon/tachyon.cpp:192:3: [4] (shell) system: 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. system("cat ../../latex/my-tail.tex >> ./myfile.tex"); data/mediawiki2latex-7.43/src/tachyon/tachyon.cpp:193:3: [4] (shell) system: 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. system("xelatex --interaction=nonstopmode myfile.tex >/dev/null"); data/mediawiki2latex-7.43/src/tachyon/tachyon.cpp:194:3: [4] (shell) system: 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. system("xelatex --interaction=nonstopmode myfile.tex >/dev/null"); data/mediawiki2latex-7.43/src/tachyon/tachyon.cpp:195:3: [4] (shell) system: 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. system("xelatex --interaction=nonstopmode myfile.tex >/dev/null"); data/mediawiki2latex-7.43/src/tachyon/tachyon.cpp:78:9: [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 fn[1000]; data/mediawiki2latex-7.43/src/tachyon/tachyon.cpp:80:9: [2] (buffer) sprintf: Does not check for buffer overflows (CWE-120). Use sprintf_s, snprintf, or vsnprintf. Risk is low because the source has a constant maximum length. sprintf(fn,"./%d",filecounter); data/mediawiki2latex-7.43/src/tachyon/tachyon.cpp:82:9: [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 cmd[1000]; data/mediawiki2latex-7.43/src/tachyon/tachyon.cpp:85:9: [2] (buffer) sprintf: Does not check for buffer overflows (CWE-120). Use sprintf_s, snprintf, or vsnprintf. Risk is low because the source has a constant maximum length. sprintf(fn,"./%d.png",filecounter); data/mediawiki2latex-7.43/src/tachyon/tachyon.cpp:156:10: [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). pfile =fopen ("../headers/babel.tex","w"); data/mediawiki2latex-7.43/src/tachyon/tachyon.cpp:159:10: [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). pfile =fopen ("../headers/svg.tex","w"); data/mediawiki2latex-7.43/src/tachyon/tachyon.cpp:162:10: [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). pfile =fopen ("../headers/paper.tex","w"); data/mediawiki2latex-7.43/src/tachyon/tachyon.cpp:165:10: [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). pfile =fopen ("../headers/title.tex","w"); data/mediawiki2latex-7.43/src/tachyon/tachyon.cpp:171:10: [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). pfile =fopen ("myfile.tex","a"); data/mediawiki2latex-7.43/src/tachyon/tachyon.cpp:172:3: [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 str[10000]; data/mediawiki2latex-7.43/src/tachyon/tachyon.cpp:173:3: [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 str2[10000]; data/mediawiki2latex-7.43/src/tachyon/tachyon.cpp:174:3: [2] (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). Risk is low because the source is a constant string. strcpy(str, "wget -E -H -k -p "); data/mediawiki2latex-7.43/src/tachyon/tachyon.cpp:177:3: [2] (buffer) strcat: Does not check for buffer overflows when concatenating to destination [MS-banned] (CWE-120). Consider using strcat_s, strncat, strlcat, or snprintf (warning: strncat is easily misused). Risk is low because the source is a constant string. strcat(str2,".html"); data/mediawiki2latex-7.43/src/tachyon/tachyon.cpp:96:20: [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). size_t l=strlen(mattrval); ANALYSIS SUMMARY: Hits = 25 Lines analyzed = 198 in approximately 0.04 seconds (4577 lines/second) Physical Source Lines of Code (SLOC) = 181 Hits@level = [0] 44 [1] 1 [2] 13 [3] 0 [4] 11 [5] 0 Hits@level+ = [0+] 69 [1+] 25 [2+] 24 [3+] 11 [4+] 11 [5+] 0 Hits/KSLOC@level+ = [0+] 381.215 [1+] 138.122 [2+] 132.597 [3+] 60.7735 [4+] 60.7735 [5+] 0 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.