CVE-2019-12730 Information

Description

aa_read_header in libavformat/aadec.c in FFmpeg before 3.2.14 and 4.x before 4.1.4 does not check for sscanf failure and consequently allows use of uninitialized variables.

CVSS Vector

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Reference

http://www.securityfocus.com/bid/109317 https://git.ffmpeg.org/gitweb/ffmpeg.git/commit/9b4004c054964a49c7ba44583f4cee22486dd8f2 https://git.ffmpeg.org/gitweb/ffmpeg.git/shortlog/n4.1.4 https://github.com/FFmpeg/FFmpeg/commit/ed188f6dcdf0935c939ed813cf8745d50742014b https://github.com/FFmpeg/FFmpeg/compare/a97ea53…ba11e40 https://seclists.org/bugtraq/2019/Aug/30 https://security.gentoo.org/glsa/202003-65 https://usn.ubuntu.com/4431-1/ https://www.debian.org/security/2019/dsa-4502

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

HIGH

Base Score

HIGH

Base Severity

9.8