CVE-2020-22020
Severity Score
6.5
*CVSS v3.1
Exploit Likelihood
*EPSS
Affected Versions
*CPE
Public Exploits
1
*Multiple Sources
Exploited in Wild
-
*KEV
Decision
-
*SSVC
Descriptions
Buffer Overflow vulnerability in FFmpeg 4.2 in the build_diff_map function in libavfilter/vf_fieldmatch.c, which could let a remote malicious user cause a Denial of Service.
Una vulnerabilidad de Desbordamiento del Búfer en FFmpeg versión 4.2 en la función build_diff_map del archivo libavfilter/vf_fieldmatch.c, que podría permitir a un usuario malicioso remoto causar una Denegación de Servicio
*Credits:
N/A
CVSS Scores
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
Attack Vector
Attack Complexity
Authentication
Confidentiality
Integrity
Availability
* 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 (4)
| URL | Tag | Source |
|---|---|---|
| http://git.videolan.org/?p=ffmpeg.git%3Ba=commitdiff%3Bh=ce5274c1385d55892a692998923802023526b765 | X_refsource_misc | |
| https://lists.debian.org/debian-lts-announce/2021/08/msg00018.html | Mailing List |
|
| URL | Date | SRC |
|---|---|---|
| https://trac.ffmpeg.org/ticket/8239 | 2024-08-04 |
| URL | Date | SRC |
|---|
| URL | Date | SRC |
|---|---|---|
| https://www.debian.org/security/2021/dsa-4990 | 2023-11-07 |
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
| ||||||