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CVE-2011-3937

10.0 · HIGH

The H.263 codec (libavcodec/h263dec.c) in FFmpeg 0.7.x before 0.7.12, 0.8.x before 0.8.11, and unspecified versions before 0.10, and in Libav 0.5.x before 0.5.9, 0.6.x before 0.6.6, 0.7.x before 0.…

Published Jan 5, 2013ffmpegEPSS 2.27%

Overview

CVE-2011-3937 is a high-severity vulnerability affecting ffmpeg ffmpeg. It was published on January 5, 2013 and has a CVSS 2.0 base score of 10.0 (HIGH).

This vulnerability has a CVSS 2.0 base score of 10.0, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

Technical description

The H.263 codec (libavcodec/h263dec.c) in FFmpeg 0.7.x before 0.7.12, 0.8.x before 0.8.11, and unspecified versions before 0.10, and in Libav 0.5.x before 0.5.9, 0.6.x before 0.6.6, 0.7.x before 0.7.5, and 0.8.x before 0.8.1 has unspecified impact and attack vectors related to "width/height changing with frame threads."

Remediation

Check the references section for vendor advisories and patches from ffmpeg. Update ffmpeg to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

Affected products

VendorProductVersionsStatus

References

Refffmpeg.org/security.htmlRefgit.libav.org/?p=libav.git%3Ba=commit%3Bh=71db86d53b5c6872cea31bf714a1a38ec78feabaRefgit.videolan.org/?p=ffmpeg.git%3Ba=commit%3Bh=71db86d53b5c6872cea31bf714a1a38ec78feabaReflibav.org/news.htmlRefwww.mandriva.com/security/advisories?name=MDVSA-2013:079Refffmpeg.org/security.htmlRefgit.libav.org/?p=libav.git%3Ba=commit%3Bh=71db86d53b5c6872cea31bf714a1a38ec78feabaRefgit.videolan.org/?p=ffmpeg.git%3Ba=commit%3Bh=71db86d53b5c6872cea31bf714a1a38ec78feabaReflibav.org/news.htmlRefwww.mandriva.com/security/advisories?name=MDVSA-2013:079

How CyberStrike helps

Frequently asked questions

What is CVE-2011-3937?

CVE-2011-3937 is a high-severity vulnerability affecting ffmpeg ffmpeg. It was published on January 5, 2013 and has a CVSS 2.0 base score of 10.0 (HIGH).

How severe is CVE-2011-3937?

This vulnerability has a CVSS 2.0 base score of 10.0, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

How do I fix or remediate CVE-2011-3937?

Check the references section for vendor advisories and patches from ffmpeg. Update ffmpeg to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2011-3937?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2011-3937 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

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