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CVE-2012-4409 Details

Description

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.

Metrics

CVSS 3.x Severity and Vector Strings:

No CVSS 3.x data is available for this CVE.

References to Advisories, Solutions, and Tools

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URL	Source(s)	Tag(s)
http://lists.fedoraproject.org/pipermail/package-announce/2012-September/086519.html	CVE
http://lists.fedoraproject.org/pipermail/package-announce/2012-September/087542.html	CVE
http://lists.fedoraproject.org/pipermail/package-announce/2012-September/088281.html	CVE
http://packetstormsecurity.org/files/116268/mcrypt-2.6.8-Buffer-Overflow-Proof-Of-Concept.html	CVE	Exploit
https://bugzilla.redhat.com/show_bug.cgi?id=855029	CVE
http://secunia.com/advisories/50507	CVE	Vendor Advisory
http://secunia.com/advisories/51010	CVE
http://www.openwall.com/lists/oss-security/2012/09/06/4	CVE
http://www.securitytracker.com/id?1027532	CVE
http://lists.fedoraproject.org/pipermail/package-announce/2012-September/086519.html	[email protected]
http://lists.fedoraproject.org/pipermail/package-announce/2012-September/087542.html	[email protected]
http://lists.fedoraproject.org/pipermail/package-announce/2012-September/088281.html	[email protected]
http://packetstormsecurity.org/files/116268/mcrypt-2.6.8-Buffer-Overflow-Proof-Of-Concept.html	[email protected]	Exploit
https://bugzilla.redhat.com/show_bug.cgi?id=855029	[email protected]
http://secunia.com/advisories/50507	[email protected]	Vendor Advisory
http://secunia.com/advisories/51010	[email protected]
http://www.openwall.com/lists/oss-security/2012/09/06/4	[email protected]
http://www.securitytracker.com/id?1027532	[email protected]

see all 18 references

Weakness Enumeration

CWE-ID	CWE Name	Source
CWE-119	Improper Restriction of Operations within the Bounds of a Memory Buffer	[email protected]

Affected Products

Product	Versions
mcrypt mcrypt	<= 2.6.8 2.6.4 2.6.5 2.6.6 2.6.7
CPE cpe:2.3:a:mcrypt:mcrypt:::::::: cpe:2.3:a:mcrypt:mcrypt:2.6.4:::::::* cpe:2.3:a:mcrypt:mcrypt:2.6.5:::::::* cpe:2.3:a:mcrypt:mcrypt:2.6.6:::::::* cpe:2.3:a:mcrypt:mcrypt:2.6.7:::::::* Remediation No remediation found in references.

Change History

5 change records found show changes

Date	Action	Recorded By
Jun 16, 2026	CVE Modified	[email protected]
Apr 29, 2026	Status Change	[email protected]
Nov 21, 2024	CVE Modified	CVE
May 14, 2024	CVE Modified	[email protected]
Nov 22, 2012	Initial Analysis	[email protected]