CVE Vulnerability

CVE-2020-20902

A CWE-125: Out-of-bounds read vulnerability exists in long_term_filter function in g729postfilter.c in FFmpeg 4.2.1 during computation of the denominator of pseudo-normalized correlation R'(0), that could result in disclosure of information.

4.3 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 8.6 / Impact : 2.9

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact PARTIAL

Integrity Impact NONE

Availability Impact NONE

Scope

6.5 /10

CVSS v3.0 : MEDIUM

V3 Legend

Vector :

Exploitability : 2.8 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact HIGH

Integrity Impact NONE

Availability Impact NONE

Scope UNCHANGED

References
Link Resource
http://git.videolan.org/?p=ffmpeg.git;a=commitdiff;h=0c61661a2cbe1b8b284c80ada1c2fdddf4992cad Exploit Third Party Advisory
https://trac.ffmpeg.org/ticket/8176 Issue Tracking Patch
Configurations

Configuration 1

cpe:2.3:a:ffmpeg:ffmpeg:4.2.1:*:*:*:*:*:*:*
Information

Published : 2021-09-20 04:15

Updated : 2021-10-01 11:34

NVD link : CVE-2020-20902

Mitre link : CVE-2020-20902

Products Affected
No products.
CWE
CWE-125

Out-of-bounds Read