CVE-2020-22026
MEDIUMCVSS 6.5/10EPSS 1.35%
Last modified
CVE-2020-22026 is a medium-severity vulnerability rated 6.5/10 on the CVSS scale. Buffer Overflow vulnerability exists in FFmpeg 4.2 in the config_input function at libavfilter/af_tremolo.c, which could let a remote malicious user cause a Denial of Service.. EPSS estimates a 1.35% chance of exploitation in the next 30 days.
Description
Buffer Overflow vulnerability exists in FFmpeg 4.2 in the config_input function at libavfilter/af_tremolo.c, which could let a remote malicious user cause a Denial of Service.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Ffmpeg | Ffmpeg | 4.2 |
| Debian | Debian Linux | 9.0 |
| Debian | Debian Linux | 10.0 |
References
- https://lists.debian.org/debian-lts-announce/2021/08/msg00018.htmlMailing List, Third Party Advisory
- https://trac.ffmpeg.org/ticket/8317Exploit, Issue Tracking, Vendor Advisory
- https://www.debian.org/security/2021/dsa-4990Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2021/08/msg00018.htmlMailing List, Third Party Advisory
- https://trac.ffmpeg.org/ticket/8317Exploit, Issue Tracking, Vendor Advisory
- https://www.debian.org/security/2021/dsa-4990Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2020-22026?
Buffer Overflow vulnerability exists in FFmpeg 4.2 in the config_input function at libavfilter/af_tremolo.c, which could let a remote malicious user cause a Denial of Service.
How severe is CVE-2020-22026?
CVE-2020-22026 has a CVSS score of 6.5/10 (MEDIUM severity). The EPSS model estimates a 1.35% probability of exploitation in the next 30 days.
How do I fix CVE-2020-22026?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
Are you affected by CVE-2020-22026?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST