CVE-2020-20450 Information

Description

FFmpeg 4.2 is affected by null pointer dereference passed as argument to libavformat/aviobuf.c which could cause a Denial of Service.

CVSS Vector

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

Reference

https://trac.ffmpeg.org/ticket/7993 https://www.debian.org/security/2021/dsa-4998

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

NONE

Availability Impact

NONE

Base Score

HIGH

Base Severity

7.5