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CVE-2021-30123

Published: 7 April 2021

FFmpeg <=4.3 contains a buffer overflow vulnerability in libavcodec through a crafted file that may lead to remote code execution.

Notes

AuthorNote
ebarretto
debian: Only affects 4.4 development branches

Priority

Medium

Cvss 3 Severity Score

8.8

Score breakdown

Status

Package Release Status
ffmpeg
Launchpad, Ubuntu, Debian
bionic Not vulnerable
(code not present)
focal Not vulnerable
(code not present)
groovy Not vulnerable
(code not present)
trusty Does not exist

upstream Not vulnerable
(debian: Only affects 4.4 development branches)
xenial Not vulnerable
(code not present)

Severity score breakdown

Parameter Value
Base score 8.8
Attack vector Network
Attack complexity Low
Privileges required None
User interaction Required
Scope Unchanged
Confidentiality High
Integrity impact High
Availability impact High
Vector CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H