VDB
CVE-2020-22020
CVE-2020-22020
PUBLISHED
CVSS 6.5 MEDIUM
Buffer Overflow vulnerability in FFmpeg 4.2 in the build_diff_map function in libavfilter/vf_fieldmatch.c, which could let a remote malicious user cause a Denial of Service.
EPSS 1.52% · 73.0th percentile
Risk Scores
CVSS 3.1
6.5
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
EPSS Score
1.52%
73.0th percentile
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Ubuntu:Pro:16.04:LTS | ffmpeg | 7:2.8.4-1ubuntu2, *, * |
| Ubuntu:20.04:LTS | ffmpeg | *, 7:4.1.4-1build2, * |
| Ubuntu:18.04:LTS | ffmpeg | 7:3.4.2-2, 7:3.4.2-1, 7:3.4.1-1build1 |
Timeline
- May 26, 2021 CVE Published
- May 27, 2021 EPSS Score
- Jul 29, 2021 EPSS Score
- Nov 29, 2021 EPSS Score
- Jan 6, 2022 EPSS Score
- Jan 30, 2022 EPSS Score
- Apr 1, 2022 EPSS Score
- Jun 2, 2022 EPSS Score
- Aug 3, 2022 EPSS Score
- Oct 4, 2022 EPSS Score
- Feb 4, 2023 EPSS Score
- Mar 7, 2023 EPSS Score
References
- https://ubuntu.com/security/CVE-2020-22020 third-party-advisory
- https://trac.ffmpeg.org/ticket/8239 third-party-advisory
- http://git.videolan.org/?p=ffmpeg.git;a=commitdiff;h=ce5274c1385d55892a692998923802023526b765 third-party-advisory
- https://ubuntu.com/security/notices/USN-5472-1 vendor-advisory
- https://www.cve.org/CVERecord?id=CVE-2020-22020 third-party-advisory
- https://ubuntu.com/security/notices/USN-5167-1 vendor-advisory