CVE-2020-20902

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. 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.

6.5 /10

CVSS v3 : 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

4.3 /10

CVSS v2.0 : MEDIUM

V2 Legend

Vector : AV:N/AC:M/Au:N/C:P/I:N/A:N

Exploitability : 8.6 / Impact : 2.9

Access Vector NETWORK

Access Complexity MEDIUM

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact NONE

Availability Impact NONE

References
Link Resource
http://git.videolan.org/?p=ffmpeg.git%3Ba=commitdiff%3Bh=0c61661a2cbe1b8b284c80ada1c2fdddf4992cad
https://trac.ffmpeg.org/ticket/8176 Issue Tracking Patch Vendor Advisory
Configurations

Configuration 1 (hide)

cpe:2.3:a:ffmpeg:ffmpeg:4.2.1:*:*:*:*:*:*:*
History

07 Nov 2023, 03:19

Type Values Removed Values Added
References
  • {'url': 'http://git.videolan.org/?p=ffmpeg.git;a=commitdiff;h=0c61661a2cbe1b8b284c80ada1c2fdddf4992cad', 'name': 'http://git.videolan.org/?p=ffmpeg.git;a=commitdiff;h=0c61661a2cbe1b8b284c80ada1c2fdddf4992cad', 'tags': ['Exploit', 'Third Party Advisory'], 'refsource': 'MISC'}
  • () http://git.videolan.org/?p=ffmpeg.git%3Ba=commitdiff%3Bh=0c61661a2cbe1b8b284c80ada1c2fdddf4992cad -

01 Oct 2021, 23:34

Type Values Removed Values Added
CPE cpe:2.3:a:ffmpeg:ffmpeg:4.2.1:*:*:*:*:*:*:*
CWE CWE-125
CVSS v2 : unknown
v3 : unknown 		v2 : 4.3
v3 : 6.5
References (MISC) https://trac.ffmpeg.org/ticket/8176 - (MISC) https://trac.ffmpeg.org/ticket/8176 - Issue Tracking, Patch, Vendor Advisory
References (MISC) http://git.videolan.org/?p=ffmpeg.git;a=commitdiff;h=0c61661a2cbe1b8b284c80ada1c2fdddf4992cad - (MISC) http://git.videolan.org/?p=ffmpeg.git;a=commitdiff;h=0c61661a2cbe1b8b284c80ada1c2fdddf4992cad - Exploit, Third Party Advisory

20 Sep 2021, 17:21

Type Values Removed Values Added
New CVE
Information

Published : 2021-09-20 16:15

Updated : 2023-12-10 14:09

NVD link : CVE-2020-20902

Mitre link : CVE-2020-20902

CVE.ORG link : CVE-2020-20902

JSON object : View

Products Affected

ffmpeg

  • ffmpeg
CWE
CWE-125

Out-of-bounds Read