VDB
CVE-2020-20453
CVE-2020-20453
PUBLISHED
CVSS 6.5 MEDIUM
FFmpeg 4.2 is affected by a Divide By Zero issue via libavcodec/aaccoder, which allows a remote malicious user to cause a Denial of Service
EPSS 1.78% · 78.1th percentile
Risk Scores
CVSS 3.1
6.5
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
EPSS Score
1.78%
78.1th percentile
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Ubuntu:Pro:16.04:LTS | ffmpeg | 7:2.8.2-1ubuntu1, 7:2.8.3-1, 7:2.8.4-1 |
| Ubuntu:18.04:LTS | ffmpeg | 7:3.4.1-1, 0, 7:3.3.4-2 |
| Ubuntu:20.04:LTS | ffmpeg | 7:4.1.4-1build2, 0, 7:4.2.1-2 |
Timeline
- May 25, 2021 CVE Published
- May 26, 2021 EPSS Score
- Jul 29, 2021 EPSS Score
- Sep 29, 2021 EPSS Score
- Jan 6, 2022 EPSS Score
- Jan 31, 2022 EPSS Score
- Feb 4, 2022 EPSS Score
- Apr 1, 2022 EPSS Score
- Jun 3, 2022 EPSS Score
- Aug 5, 2022 EPSS Score
- Oct 6, 2022 EPSS Score
- Dec 7, 2022 EPSS Score
References
- https://trac.ffmpeg.org/ticket/8003 third-party-advisory
- https://www.cve.org/CVERecord?id=CVE-2020-20453 third-party-advisory
- https://ubuntu.com/security/CVE-2020-20453 advisory
- https://ubuntu.com/security/notices/USN-5472-1 advisory
- https://ubuntu.com/security/notices/USN-5167-1 advisory