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CVE-2012-4409

Date: November 21, 2012

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.

Language: C

Severity Score

Related Resources (13)

https://nvd.nist.gov/vuln/detail/CVE-2012-4409
http://packetstormsecurity.org/files/116268/mcrypt-2.6.8-Buffer-Overflow-Proof-Of-Concept.html
http://www.openwall.com/lists/oss-security/2012/09/06/4
https://bugzilla.redhat.com/show_bug.cgi?id=855029
http://lists.fedoraproject.org/pipermail/package-announce/2012-September/088281.html
http://secunia.com/advisories/51010
http://lists.fedoraproject.org/pipermail/package-announce/2012-September/086519.html
http://lists.fedoraproject.org/pipermail/package-announce/2012-September/087542.html
http://secunia.com/advisories/50507
http://www.securitytracker.com/id?1027532
https://people.canonical.com/~ubuntu-security/cve/CVE-2012-4409
https://security-tracker.debian.org/tracker/CVE-2012-4409
https://www.mend.io/vulnerability-database/CVE-2012-4409

Severity Score

Weakness Type (CWE)

Buffer Errors

CWE-119

CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): HIGH
Privileges Required (PR): NONE
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): LOW
Integrity (I): LOW
Availability (A): LOW

CVSS v2

Base Score:
Access Vector (AV): NETWORK
Access Complexity (AC): MEDIUM
Authentication (AU): NONE
Confidentiality (C): PARTIAL
Integrity (I): PARTIAL
Availability (A): PARTIAL
Additional information:

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