What’s Vulnerable › Vulnerabilities

CVE-2020-21679

• Severity: medium (CVSS 5.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.4% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2023-08-22 · updated 2026-06-17
• Weakness: CWE-787

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 products

• GraphicsMagick: 1.4

References

• https://sourceforge.net/p/graphicsmagick/bugs/619/
• https://sourceforge.net/p/graphicsmagick/bugs/619/

Get alerted when CVE-2020-21679 or the next vulnerability affects your stack