CVE-2020-35964
MEDIUMCVSS 6.5/10EPSS 1.53%
Last modified
CVE-2020-35964 is a medium-severity vulnerability rated 6.5/10 on the CVSS scale. track_header in libavformat/vividas.c in FFmpeg 4.3.1 has an out-of-bounds write because of incorrect extradata packing.. EPSS estimates a 1.53% chance of exploitation in the next 30 days.
Description
track_header in libavformat/vividas.c in FFmpeg 4.3.1 has an out-of-bounds write because of incorrect extradata packing.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Ffmpeg | Ffmpeg | 4.3.1 |
References
- https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=26622Exploit, Issue Tracking, Third Party Advisory
- https://github.com/FFmpeg/FFmpeg/commit/27a99e2c7d450fef15594671eef4465c8a166bd7Patch, Third Party Advisory
- https://security.gentoo.org/glsa/202105-24Third Party Advisory
- https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=26622Exploit, Issue Tracking, Third Party Advisory
- https://github.com/FFmpeg/FFmpeg/commit/27a99e2c7d450fef15594671eef4465c8a166bd7Patch, Third Party Advisory
- https://security.gentoo.org/glsa/202105-24Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2020-35964?
track_header in libavformat/vividas.c in FFmpeg 4.3.1 has an out-of-bounds write because of incorrect extradata packing.
How severe is CVE-2020-35964?
CVE-2020-35964 has a CVSS score of 6.5/10 (MEDIUM severity). The EPSS model estimates a 1.53% probability of exploitation in the next 30 days.
How do I fix CVE-2020-35964?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
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Are you affected by CVE-2020-35964?
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