CVE-2020-20453 — MEDIUM (6.5)

Vulnerability Description

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

CVSS Score

6.5

MEDIUM

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

NONE

Integrity

NONE

Availability

HIGH

Affected Products

Vendor	Product	Versions
Ffmpeg	Ffmpeg	4.2
Debian	Debian Linux	9.0

Related Weaknesses (CWE)

CWE-369

References

https://lists.debian.org/debian-lts-announce/2021/11/msg00012.htmlMailing ListThird Party Advisory
https://trac.ffmpeg.org/ticket/8003ExploitIssue TrackingPatch
https://www.debian.org/security/2021/dsa-4990Third Party Advisory
https://www.debian.org/security/2021/dsa-4998Third Party Advisory
https://lists.debian.org/debian-lts-announce/2021/11/msg00012.htmlMailing ListThird Party Advisory
https://trac.ffmpeg.org/ticket/8003ExploitIssue TrackingPatch
https://www.debian.org/security/2021/dsa-4990Third Party Advisory
https://www.debian.org/security/2021/dsa-4998Third Party Advisory

FAQ

What is CVE-2020-20453?

CVE-2020-20453 is a vulnerability with a CVSS score of 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

How severe is CVE-2020-20453?

CVE-2020-20453 has been rated MEDIUM with a CVSS base score of 6.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2020-20453?

Check the references section above for vendor advisories and patch information. Affected products include: Ffmpeg Ffmpeg, Debian Debian Linux.