CVE-2023-51796: Ffmpeg v · Buffer Overflow
Source CVE Database V5
Not known to be exploited · CVSS 3.6 Low.
Data as of 26 Oct 2026, 11:07 UTC
- EPSS
- 0.2% chance of exploitation in 30 days – higher than 15% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:NExploitation evidence
Disclosed: evidence found.
CVE published 19 Apr 2024
Detectable: no evidence on record.
No public nuclei template indexed
Weaponised: no evidence on record.
No public exploit code indexed in Metasploit or Exploit-DB
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by Mirage: no evidence on record.
No attack traffic recorded by OffSeq Mirage sensors
A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 26 Oct 2026.
What to do
AI-suggested
- Restrict local access to systems running vulnerable versions of Ffmpeg, ensuring only trusted users have permissions.
- Monitor system logs and behavior for unusual activity related to Ffmpeg processes or unexpected execution flows.
- Employ application whitelisting and endpoint protection to detect and block unauthorized code execution attempts.
- Once patches or updates are released by the Ffmpeg project, prioritize timely application of these fixes.
- Conduct regular audits of multimedia processing environments to identify and remediate outdated or vulnerable software components.
- Implement strict user privilege management to minimize the risk of local attackers exploiting this vulnerability.
- Consider sandboxing or containerizing multimedia processing tasks to limit potential impact of exploitation.
- Educate users and administrators about the risks of local exploitation and the importance of maintaining secure local environments.
Description
Buffer Overflow vulnerability in Ffmpeg v.N113007-g8d24a28d06 allows a local attacker to execute arbitrary code via the libavfilter/f_reverse.c:269:26 in areverse_request_frame.
References
- ffmpeg.org (opens in a new tab)
- trac.ffmpeg.org/ticket/10753 (opens in a new tab)
- lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/LE3ASLH6QF2E5OVJI5VA3JSEPJFFFMNY/ (opens in a new tab)
- lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/IPETICRXUOGRIM4U3BCRTIKE3IZWCSBT/ (opens in a new tab)
- lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/6G7EYH2JAK5OJPVNC6AXYQ5K7YGYNCDN/ (opens in a new tab)
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/6G7EYH2JAK5OJPVNC6AXYQ5K7YGYNCDN/ (opens in a new tab)
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/LE3ASLH6QF2E5OVJI5VA3JSEPJFFFMNY/ (opens in a new tab)