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/mp3rename-0.6/mp3rename.c

FINAL RESULTS:

data/mp3rename-0.6/mp3rename.c:85:3:  [4] (buffer) sprintf:
  Does not check for buffer overflows (CWE-120). Use sprintf_s, snprintf, or
  vsnprintf.
  sprintf(str,"%s/.mp3rename",getenv("HOME")); /* Lets get the home dir */
data/mp3rename-0.6/mp3rename.c:194:5:  [4] (buffer) sprintf:
  Does not check for buffer overflows (CWE-120). Use sprintf_s, snprintf, or
  vsnprintf.
				sprintf(artist,"%s%c",artist,input_char);
data/mp3rename-0.6/mp3rename.c:207:5:  [4] (buffer) sprintf:
  Does not check for buffer overflows (CWE-120). Use sprintf_s, snprintf, or
  vsnprintf.
				sprintf(title,"%s%c",title,input_char);
data/mp3rename-0.6/mp3rename.c:220:5:  [4] (buffer) sprintf:
  Does not check for buffer overflows (CWE-120). Use sprintf_s, snprintf, or
  vsnprintf.
				sprintf(album,"%s%c",album,input_char);
data/mp3rename-0.6/mp3rename.c:233:5:  [4] (buffer) sprintf:
  Does not check for buffer overflows (CWE-120). Use sprintf_s, snprintf, or
  vsnprintf.
				sprintf(year,"%s%c",year,input_char);
data/mp3rename-0.6/mp3rename.c:255:5:  [4] (buffer) sprintf:
  Does not check for buffer overflows (CWE-120). Use sprintf_s, snprintf, or
  vsnprintf.
		  sprintf(artist,"%s%c",artist,input_char);
data/mp3rename-0.6/mp3rename.c:266:5:  [4] (buffer) sprintf:
  Does not check for buffer overflows (CWE-120). Use sprintf_s, snprintf, or
  vsnprintf.
		  sprintf(title,"%s%c",title,input_char);
data/mp3rename-0.6/mp3rename.c:278:5:  [4] (buffer) sprintf:
  Does not check for buffer overflows (CWE-120). Use sprintf_s, snprintf, or
  vsnprintf.
		  sprintf(album,"%s%c",album,input_char);
data/mp3rename-0.6/mp3rename.c:289:5:  [4] (buffer) sprintf:
  Does not check for buffer overflows (CWE-120). Use sprintf_s, snprintf, or
  vsnprintf.
		  sprintf(year,"%s%c",year,input_char);
data/mp3rename-0.6/mp3rename.c:341:17:  [4] (buffer) sprintf:
  Does not check for buffer overflows (CWE-120). Use sprintf_s, snprintf, or
  vsnprintf.
                sprintf(tmp,"%s%s",newfilename,artist);
data/mp3rename-0.6/mp3rename.c:342:17:  [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(newfilename,tmp);
data/mp3rename-0.6/mp3rename.c:346:17:  [4] (buffer) sprintf:
  Does not check for buffer overflows (CWE-120). Use sprintf_s, snprintf, or
  vsnprintf.
                sprintf(tmp,"%s%s",newfilename,title);
data/mp3rename-0.6/mp3rename.c:347:17:  [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(newfilename,tmp);
data/mp3rename-0.6/mp3rename.c:351:17:  [4] (buffer) sprintf:
  Does not check for buffer overflows (CWE-120). Use sprintf_s, snprintf, or
  vsnprintf.
                sprintf(tmp,"%s%s",newfilename,album);
data/mp3rename-0.6/mp3rename.c:352:17:  [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(newfilename,tmp);
data/mp3rename-0.6/mp3rename.c:356:17:  [4] (buffer) sprintf:
  Does not check for buffer overflows (CWE-120). Use sprintf_s, snprintf, or
  vsnprintf.
                sprintf(tmp,"%s%s",newfilename,year);
data/mp3rename-0.6/mp3rename.c:357:17:  [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(newfilename,tmp);
data/mp3rename-0.6/mp3rename.c:363:4:  [4] (buffer) sprintf:
  Does not check for buffer overflows (CWE-120). Use sprintf_s, snprintf, or
  vsnprintf.
			sprintf(tmp,"%s0%d",newfilename,track);
data/mp3rename-0.6/mp3rename.c:367:3:  [4] (buffer) sprintf:
  Does not check for buffer overflows (CWE-120). Use sprintf_s, snprintf, or
  vsnprintf.
		sprintf(tmp,"%s%d",newfilename,track);
data/mp3rename-0.6/mp3rename.c:369:3:  [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(newfilename,tmp);
data/mp3rename-0.6/mp3rename.c:381:7:  [4] (buffer) sprintf:
  Does not check for buffer overflows (CWE-120). Use sprintf_s, snprintf, or
  vsnprintf.
      sprintf(tmp,"%s%c",newfilename,filenamelook[i]);
data/mp3rename-0.6/mp3rename.c:382:7:  [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(newfilename,tmp);
data/mp3rename-0.6/mp3rename.c:388:3:  [4] (buffer) sprintf:
  Does not check for buffer overflows (CWE-120). Use sprintf_s, snprintf, or
  vsnprintf.
  sprintf(dirsource,"%s",*argv);
data/mp3rename-0.6/mp3rename.c:441:7:  [4] (buffer) sprintf:
  Does not check for buffer overflows (CWE-120). Use sprintf_s, snprintf, or
  vsnprintf.
      sprintf(nieuw,"%s%s.mp3",dir,burnname);
data/mp3rename-0.6/mp3rename.c:445:7:  [4] (buffer) sprintf:
  Does not check for buffer overflows (CWE-120). Use sprintf_s, snprintf, or
  vsnprintf.
      sprintf(nieuw,"%s%s",dir,newfilename);
data/mp3rename-0.6/mp3rename.c:539:3:  [4] (buffer) sprintf:
  Does not check for buffer overflows (CWE-120). Use sprintf_s, snprintf, or
  vsnprintf.
  sprintf(str,"%s/.mp3rename",getenv("HOME"));
data/mp3rename-0.6/mp3rename.c:554:2:  [4] (format) fprintf:
  If format strings can be influenced by an attacker, they can be exploited
  (CWE-134). Use a constant for the format specification.
 fprintf(fp,*argv); 
data/mp3rename-0.6/mp3rename.c:47:16:  [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 ((ch = getopt(argc, argv, "vfhsbia")) != -1)
data/mp3rename-0.6/mp3rename.c:85:31:  [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.
  sprintf(str,"%s/.mp3rename",getenv("HOME")); /* Lets get the home dir */
data/mp3rename-0.6/mp3rename.c:539:31:  [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.
  sprintf(str,"%s/.mp3rename",getenv("HOME"));
data/mp3rename-0.6/mp3rename.c:29:12:  [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.
  unsigned char sig[3];
data/mp3rename-0.6/mp3rename.c:30:3:  [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 genre[1];
data/mp3rename-0.6/mp3rename.c:34:3:  [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 filenamelook[100];
data/mp3rename-0.6/mp3rename.c:35:3:  [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[100];
data/mp3rename-0.6/mp3rename.c:87:14:  [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 ( !( fp=fopen(str,"r") ) ) /* if we don't find our config file */
data/mp3rename-0.6/mp3rename.c:89:6:  [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(filenamelook,"(&a)-&t");
data/mp3rename-0.6/mp3rename.c:96:3:  [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(filenamelook,".mp3"); /* add .mp3 so that the filename will be complete */
data/mp3rename-0.6/mp3rename.c:99:2:  [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 title[31]="", artist[31]="", album[31]="", year[5]="", comment[31]="", fbuf[4], newfilename[160]="",nieuw[150]="",dir[150]="",dirsource[200],fullline[228]="", burnname[29]="", track; 
data/mp3rename-0.6/mp3rename.c:102:14:  [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 ( !( fp=fopen(*argv,"rb+") ) )    /* If the file doesn exist */
data/mp3rename-0.6/mp3rename.c:337:10:  [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 tmp[100];
data/mp3rename-0.6/mp3rename.c:380:7:  [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 tmp[100];
data/mp3rename-0.6/mp3rename.c:472:3:  [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(buf,"TAG");
data/mp3rename-0.6/mp3rename.c:519:3:  [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[100];
data/mp3rename-0.6/mp3rename.c:541:15:  [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 ( !( fp=fopen(str,"w") ) )
data/mp3rename-0.6/mp3rename.c:179:21:  [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( i=0 ; i!=(strlen(filenamelook)) ; i++)
data/mp3rename-0.6/mp3rename.c:190:23:  [1] (buffer) getchar:
  Check buffer boundaries if used in a loop including recursive loops
  (CWE-120, CWE-20).
			      input_char = getchar();
data/mp3rename-0.6/mp3rename.c:192:5:  [1] (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 character.
				strcpy(artist,"");
data/mp3rename-0.6/mp3rename.c:203:23:  [1] (buffer) getchar:
  Check buffer boundaries if used in a loop including recursive loops
  (CWE-120, CWE-20).
			      input_char = getchar(); 
data/mp3rename-0.6/mp3rename.c:205:5:  [1] (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 character.
				strcpy(title,"");
data/mp3rename-0.6/mp3rename.c:216:23:  [1] (buffer) getchar:
  Check buffer boundaries if used in a loop including recursive loops
  (CWE-120, CWE-20).
			      input_char = getchar(); 
data/mp3rename-0.6/mp3rename.c:218:5:  [1] (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 character.
				strcpy(album,"");
data/mp3rename-0.6/mp3rename.c:229:23:  [1] (buffer) getchar:
  Check buffer boundaries if used in a loop including recursive loops
  (CWE-120, CWE-20).
			      input_char = getchar(); 
data/mp3rename-0.6/mp3rename.c:231:5:  [1] (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 character.
				strcpy(year,"");
data/mp3rename-0.6/mp3rename.c:251:16:  [1] (buffer) getchar:
  Check buffer boundaries if used in a loop including recursive loops
  (CWE-120, CWE-20).
		input_char = getchar();
data/mp3rename-0.6/mp3rename.c:253:5:  [1] (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 character.
		  strcpy(artist,"");
data/mp3rename-0.6/mp3rename.c:262:16:  [1] (buffer) getchar:
  Check buffer boundaries if used in a loop including recursive loops
  (CWE-120, CWE-20).
		input_char = getchar(); 
data/mp3rename-0.6/mp3rename.c:264:5:  [1] (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 character.
		  strcpy(title,"");
data/mp3rename-0.6/mp3rename.c:274:16:  [1] (buffer) getchar:
  Check buffer boundaries if used in a loop including recursive loops
  (CWE-120, CWE-20).
		input_char = getchar(); 
data/mp3rename-0.6/mp3rename.c:276:5:  [1] (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 character.
		  strcpy(album,"");
data/mp3rename-0.6/mp3rename.c:285:16:  [1] (buffer) getchar:
  Check buffer boundaries if used in a loop including recursive loops
  (CWE-120, CWE-20).
		input_char = getchar(); 
data/mp3rename-0.6/mp3rename.c:287:5:  [1] (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 character.
		  strcpy(year,"");
data/mp3rename-0.6/mp3rename.c:333:18:  [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).
  for( i=0 ; i!=(strlen(filenamelook)) ; i++)
data/mp3rename-0.6/mp3rename.c:389:5:  [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).
  i=strlen(dirsource)+1;
data/mp3rename-0.6/mp3rename.c:411:16:  [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).
 for (i=0; i < strlen(newfilename); i++)
data/mp3rename-0.6/mp3rename.c:440:7:  [1] (buffer) strncpy:
  Easily used incorrectly; doesn't always \0-terminate or check for invalid
  pointers [MS-banned] (CWE-120).
      strncpy(burnname,newfilename,sizeof(burnname)-1);
data/mp3rename-0.6/mp3rename.c:461:5:  [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).
  i=strlen(astring)-1;
data/mp3rename-0.6/mp3rename.c:474:3:  [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.
  strncat(buf,title,30);
data/mp3rename-0.6/mp3rename.c:476:3:  [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.
  strncat(buf,artist,30);
data/mp3rename-0.6/mp3rename.c:478:3:  [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.
  strncat(buf,album,30);
data/mp3rename-0.6/mp3rename.c:480:3:  [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.
  strncat(buf,year,4);
data/mp3rename-0.6/mp3rename.c:482:3:  [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.
  strncat(buf,comment,30);
data/mp3rename-0.6/mp3rename.c:483:3:  [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.
  strncat(buf,genre,1);
data/mp3rename-0.6/mp3rename.c:490:5:  [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).
  i=strlen(string);

ANALYSIS SUMMARY:

Hits = 73
Lines analyzed = 560 in approximately 0.03 seconds (19053 lines/second)
Physical Source Lines of Code (SLOC) = 486
Hits@level = [0]  61 [1]  29 [2]  14 [3]   3 [4]  27 [5]   0
Hits@level+ = [0+] 134 [1+]  73 [2+]  44 [3+]  30 [4+]  27 [5+]   0
Hits/KSLOC@level+ = [0+] 275.72 [1+] 150.206 [2+] 90.535 [3+] 61.7284 [4+] 55.5556 [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.