CVE-2020-22026

Severity Score

6.5

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

Buffer Overflow vulnerability exists in FFmpeg 4.2 in the config_input function at libavfilter/af_tremolo.c, which could let a remote malicious user cause a Denial of Service.

Se presenta una vulnerabilidad de Desbordamiento del Búfer en FFmpeg versión 4.2, en la función config_input en el archivo libavfilter/af_tremolo.c, que podría permitir a un usuario malicioso remoto causar una Denegación de Servicio

*Credits: N/A

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

Required

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

High

Attack Vector

Network

Attack Complexity

Medium

Authentication

None

Confidentiality

None

Integrity

None

Availability

Partial

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2020-08-13 CVE Reserved
2021-05-26 CVE Published
2024-06-12 EPSS Updated
2024-08-04 CVE Updated
2024-08-04 First Exploit
---------- Exploited in Wild
---------- KEV Due Date

CWE

CWE-120: Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')

CAPEC

References (3)

URL	Tag	Source
https://lists.debian.org/debian-lts-announce/2021/08/msg00018.html	Mailing List

URL	Date	SRC
https://trac.ffmpeg.org/ticket/8317	2024-08-04

URL	Date	SRC

URL	Date	SRC
https://www.debian.org/security/2021/dsa-4990	2021-11-05

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Ffmpeg Search vendor "Ffmpeg"		Ffmpeg Search vendor "Ffmpeg" for product "Ffmpeg"				4.2 Search vendor "Ffmpeg" for product "Ffmpeg" and version "4.2"		-		Affected
Debian Search vendor "Debian"		Debian Linux Search vendor "Debian" for product "Debian Linux"				9.0 Search vendor "Debian" for product "Debian Linux" and version "9.0"		-		Affected
Debian Search vendor "Debian"		Debian Linux Search vendor "Debian" for product "Debian Linux"				10.0 Search vendor "Debian" for product "Debian Linux" and version "10.0"		-		Affected