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CVE-2012-4409

MEDIUM · CVSS 6.8EPSS 15.1%EU EUVD

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.

Key facts

CVSS score
6.8 (v2.0)
Severity
MEDIUM
CVSS vector
AV:N/AC:M/Au:N/C:P/I:P/A:P
Weakness (CWE)
CWE-119
EPSS score
15.1% (97th percentile)
In CISA KEV
No
In EU EUVD
Yes (EUVD-2012-4346)
Published
November 21, 2012
NVD last modified
June 16, 2026
Status
Modified

EU Vulnerability Database (EUVD)

This vulnerability is also tracked by ENISA as EUVD-2012-4346 in the EU Vulnerability Database. Last updated in EUVD on August 6, 2024.

View on the EU Vulnerability Database

Affected products

  • mcrypt / mcrypt
  • mcrypt / mcrypt
  • mcrypt / mcrypt
  • mcrypt / mcrypt
  • mcrypt / mcrypt

References

Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS

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