VDB
CVE-2020-20446
CVE-2020-20446
PUBLISHED
CVSS 6.5 MEDIUM
FFmpeg 4.2 is affected by a Divide By Zero issue via libavcodec/aacpsy.c, which allows a remote malicious user to cause a Denial of Service.
EPSS 1.73% · 76.7th 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
1.73%
76.7th percentile
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Ubuntu:Pro:16.04:LTS | ffmpeg | 7:2.8.4-1ubuntu4, *, * |
| Ubuntu:20.04:LTS | ffmpeg | 0, 7:4.2.1-2ubuntu1, 7:4.2.4-1ubuntu0.1 |
| Ubuntu:18.04:LTS | ffmpeg | 7:3.4.2-1build1, 7:3.4.2-1, 7:3.4.1-1build1 |
Timeline
- May 25, 2021 CVE Published
- May 26, 2021 EPSS Score
- Jul 29, 2021 EPSS Score
- Sep 28, 2021 EPSS Score
- Jan 6, 2022 EPSS Score
- Jan 30, 2022 EPSS Score
- Feb 4, 2022 EPSS Score
- Apr 1, 2022 EPSS Score
- Jun 2, 2022 EPSS Score
- Oct 5, 2022 EPSS Score
- Dec 5, 2022 EPSS Score
- Feb 5, 2023 EPSS Score
References
- https://ubuntu.com/security/CVE-2020-20446 third-party-advisory
- https://trac.ffmpeg.org/ticket/7995 third-party-advisory
- https://ubuntu.com/security/notices/USN-5472-1 vendor-advisory
- https://www.cve.org/CVERecord?id=CVE-2020-20446 third-party-advisory
- https://ubuntu.com/security/notices/USN-5167-1 vendor-advisory