CVE-2020-21679: Graphicsmagick

Medium severity, CVSS 5.5. EPSS: 0.4% chance of exploitation in the next 30 days.

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 products

• Graphicsmagick Graphicsmagick: version 1.4 only

Published 2023-08-22. Last modified 2026-06-17.