CVE-2020-20446 Information

Description

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.

CVSS Vector

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

Reference

https://trac.ffmpeg.org/ticket/7995 https://www.debian.org/security/2021/dsa-4990 https://www.debian.org/security/2021/dsa-4998 https://lists.debian.org/debian-lts-announce/2021/11/msg00012.html

Attack Complexity

LOW

Privileges Required

LOW

User Interaction Required

LOW

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

NONE

Availability Impact

NONE

Base Score

HIGH

Base Severity

6.5