CVE-2012-4409

28Vexday Risk Score

No sign of exploitation. It has a public proof of concept.

ssvc Attendepss 15%

from disclosure to weapon5 days

Published on NVDNov 21

1st PoC+5d

exploitation probability

15%top 4% of all CVEs

observed exploitation

nono source reports it

3 public exploit(s)

Stack-based buffer overflow in the check_file_head function in extra.c in mcrypt 2.6.8 and earlier allows user-assisted remote attackers to execute arbitrary code via an encrypted file with a crafted header containing long salt data that is not properly handled during decryption.

Affected products

n/a · n/a

public PoCs found — 3

cve_referencepacketstormsecurity.org/files/116268/mcrypt-2.6.8-Buffer-Overflow-Proof-Of-Concept.htmlunverified exploitdbwww.exploit-db.com/exploits/22938unverified exploitdbwww.exploit-db.com/exploits/22928unverified

⚠ Public resources, to assess the exposure of systems you control or are authorized to test. Test only with authorization.

References

http://lists.fedoraproject.org/pipermail/package-announce/2012-September/086519.html http://lists.fedoraproject.org/pipermail/package-announce/2012-September/087542.html http://lists.fedoraproject.org/pipermail/package-announce/2012-September/088281.html http://packetstormsecurity.org/files/116268/mcrypt-2.6.8-Buffer-Overflow-Proof-Of-Concept.html https://bugzilla.redhat.com/show_bug.cgi?id=855029 http://secunia.com/advisories/50507 http://secunia.com/advisories/51010 http://www.openwall.com/lists/oss-security/2012/09/06/4 http://www.securitytracker.com/id?1027532