CVE-2020-23906 json
FFmpeg N-98388-g76a3ee996b allows attackers to cause a denial of service (DoS) via a crafted audio file due to insufficient verification of…
published 2021-11-10 4 y ago modified 2026-06-17 4 mo ago also EUVD-2020-16643
- cvss
- 5.5
- version 3.1, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.4%
- EPSS 0.4% chance of exploitation in 30 days, percentile 30%
- public exploits
- 0
- none known
Summary
FFmpeg N-98388-g76a3ee996b allows attackers to cause a denial of service (DoS) via a crafted audio file due to insufficient verification of data authenticity.
Patch / fix
- ffmpeg Debian 14, Debian 13, Debian 12 7:4.3.1-1
debian advisories DEBIAN-CVE-2020-23906
- trac.ffmpeg.org/ticket/8782 advisory
Exploit prediction
0.36% chance of exploitation in the next 30 days, higher than 30% of all scored CVEs (FIRST EPSS, 2026-11-08).
Exploits and checks
- trac.ffmpeg.org https://trac.ffmpeg.org/ticket/8782 referenced PoC, tagged "exploit" by a source, unverified
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 3.1 | 5.5 | CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H |
| NVD | 2.0 | 4.3 | AV:N/AC:M/Au:N/C:N/I:N/A:P |
Classification
- Weakness
-
- CWE-345 Insufficient Verification of Data Authenticity
References
-
trac.ffmpeg.org
/ticket/8782
exploit, patch, vendor-advisory
Sources
- CVE List CVE-2020-23906
- NVD CVE-2020-23906
Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.