Vulnerability · Published Aug 22, 2023 · Assigned by mitre
CVE-2020-21679
Medium 5.5
In plain English
A medium-severity security flaw in the graphicsmagick package (Debian). Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.4% (higher than 37% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.
Severity (CVSS NVD)5.5Medium
Exploit odds (30 days)0.4%top 62.7% of all CVEs
Exploited in the wildNo reportsCISA SSVC: poc
Attack toolingNoneno public tooling known
Official description
Buffer Overflow vulnerability in WritePCXImage function in pcx.c in GraphicsMagick 1.4 allows remote attackers to cause a denial of service via converting of crafted image file to pcx format.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian:12 | graphicsmagick | 1.4+really1.3.34+hg16181-1 | DEBIAN-CVE-2020-21679 |
| Debian:13 | graphicsmagick | 1.4+really1.3.34+hg16181-1 | DEBIAN-CVE-2020-21679 |
| Debian:14 | graphicsmagick | 1.4+really1.3.34+hg16181-1 | DEBIAN-CVE-2020-21679 |