CVE-2020-21041
 
Severity Score
7.5
*CVSS v3.1
Exploit Likelihood
*EPSS
Affected Versions
*CPE
Public Exploits
1
*Multiple Sources
Exploited in Wild
-
*KEV
Decision
-
*SSVC
Descriptions
Buffer Overflow vulnerability exists in FFmpeg 4.1 via apng_do_inverse_blend in libavcodec/pngenc.c, which could let a remote malicious user cause a Denial of Service
Una vulnerabilidad de Desbordamiento de Búfer se presenta en FFmpeg versión 4.1, por medio de la función apng_do_inverse_blend en la biblioteca libavcodec/pngenc.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
- 2021-05-24 CVE Published
- 2024-06-10 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/7989 | 2024-08-04 |
URL | Date | SRC |
---|
URL | Date | SRC |
---|---|---|
https://www.debian.org/security/2021/dsa-4990 | 2021-12-10 |
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" | 4.1 Search vendor "Ffmpeg" for product "Ffmpeg" and version "4.1" | - |
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
|