CVE-2012-4409

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Summary

CVECVE-2012-4409
StatePUBLISHED
Assignerredhat
Source PriorityCVE Program / NVD first with legacy fallback
Published2012-11-21 23:55:01 UTC
Updated2026-04-29 01:13:23 UTC
DescriptionStack-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.

Risk And Classification

Primary CVSS: v2.0 6.8 from [email protected]

AV:N/AC:M/Au:N/C:P/I:P/A:P

Problem Types: CWE-119 | n/a

CVSS v2.0 Breakdown

Access Vector
Network
Access Complexity
Medium
Authentication
None
Confidentiality
Partial
Integrity
Partial
Availability
Partial

AV:N/AC:M/Au:N/C:P/I:P/A:P

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Application Mcrypt Mcrypt 2.6.4 All All All
Application Mcrypt Mcrypt 2.6.5 All All All
Application Mcrypt Mcrypt 2.6.6 All All All
Application Mcrypt Mcrypt 2.6.7 All All All
Application Mcrypt Mcrypt All All All All

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Na N/a affected n/a Not specified

References

ReferenceSourceLinkTags
mcrypt 2.6.8 Buffer Overflow Proof Of Concept ≈ Packet Storm af854a3a-2127-422b-91ae-364da2661108 packetstormsecurity.org Exploit
oss-security - Re: CVE request - mcrypt buffer overflow flaw af854a3a-2127-422b-91ae-364da2661108 www.openwall.com
[SECURITY] Fedora 17 Update: mcrypt-2.6.8-9.fc17 af854a3a-2127-422b-91ae-364da2661108 lists.fedoraproject.org
[SECURITY] Fedora 18 Update: mcrypt-2.6.8-9.fc18 af854a3a-2127-422b-91ae-364da2661108 lists.fedoraproject.org
About Secunia Research | Flexera af854a3a-2127-422b-91ae-364da2661108 secunia.com Vendor Advisory
Security Advisory SA51010 - SUSE update for mcrypt - Secunia af854a3a-2127-422b-91ae-364da2661108 secunia.com
[SECURITY] Fedora 16 Update: mcrypt-2.6.8-9.fc16 af854a3a-2127-422b-91ae-364da2661108 lists.fedoraproject.org
Bug 855029 – CVE-2012-4409 mcrypt: buffer overflow when processing encrypted file headers af854a3a-2127-422b-91ae-364da2661108 bugzilla.redhat.com
MCrypt Stack Overflow Lets Remote Users Execute Arbitrary Code - SecurityTracker af854a3a-2127-422b-91ae-364da2661108 www.securitytracker.com
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

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