CVE-2020-24995 json
Buffer overflow vulnerability in sniff_channel_order function in aacdec_template.c in ffmpeg 3.1.2, allows attackers to execute arbitrary c…
published 2021-03-30 5 y ago modified 2026-06-17 4 mo ago also EUVD-2020-17695
- cvss
- 7.8
- version 3.1, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.6%
- EPSS 0.6% chance of exploitation in 30 days, percentile 47%
- public exploits
- 0
- none known
Summary
Buffer overflow vulnerability in sniff_channel_order function in aacdec_template.c in ffmpeg 3.1.2, allows attackers to execute arbitrary code (local).
Patch / fix
- trac.ffmpeg.org/ticket/8845 advisory
- trac.ffmpeg.org/ticket/8859 advisory
- trac.ffmpeg.org/ticket/8860 advisory
Exploit prediction
0.57% chance of exploitation in the next 30 days, higher than 47% of all scored CVEs (FIRST EPSS, 2026-11-08).
Exploits and checks
- trac.ffmpeg.org https://trac.ffmpeg.org/ticket/8845 referenced PoC, tagged "exploit" by a source, unverified
- trac.ffmpeg.org https://trac.ffmpeg.org/ticket/8859 referenced PoC, tagged "exploit" by a source, unverified
- trac.ffmpeg.org https://trac.ffmpeg.org/ticket/8860 referenced PoC, tagged "exploit" by a source, unverified
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 3.1 | 7.8 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
| NVD | 2.0 | 4.6 | AV:L/AC:L/Au:N/C:P/I:P/A:P |
Classification
- Weakness
-
- CWE-120 Buffer Copy without Checking Size of Input
References
-
trac.ffmpeg.org
/ticket/8845
exploit, patch, vendor-advisory
-
trac.ffmpeg.org
/ticket/8859
exploit, patch, vendor-advisory
-
trac.ffmpeg.org
/ticket/8860
exploit, patch, vendor-advisory
- git.videolan.org /?p=ffmpeg.git%3Ba=commitdiff%3Bh=d6f293353c94c7ce200f6e0975ae3de49787f91f
Sources
- CVE List CVE-2020-24995
- NVD CVE-2020-24995
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