CVE-2020-16304

Severity: medium (CVSS 5.5 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 1.9% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2020-08-13 · updated 2026-06-17
Weakness: CWE-787

Description

A buffer overflow vulnerability in image_render_color_thresh() in base/gxicolor.c of Artifex Software GhostScript v9.18 to v9.50 allows a remote attacker to escalate privileges via a crafted eps file. This is fixed in v9.51.

Affected products

Artifex Ghostscript: from 9.18 through 9.52
Canonical Ubuntu Linux: 16.04, 18.04, 20.04
Debian Linux: 9.0, 10.0

References

http://git.ghostscript.com/?p=ghostpdl.git;a=commitdiff;h=027c546e0dd11e0526f1780a7f3c2c66acffe209
https://bugs.ghostscript.com/show_bug.cgi?id=701816
https://cgit.ghostscript.com/cgi-bin/cgit.cgi/ghostpdl.git/tree/base/gxicolor.c?h=ghostscript-9.18#n825
https://lists.debian.org/debian-lts-announce/2020/08/msg00032.html
https://security.gentoo.org/glsa/202008-20
https://usn.ubuntu.com/4469-1/
https://www.debian.org/security/2020/dsa-4748
http://git.ghostscript.com/?p=ghostpdl.git%3Ba=commitdiff%3Bh=027c546e0dd11e0526f1780a7f3c2c66acffe209
https://bugs.ghostscript.com/show_bug.cgi?id=701816
https://lists.debian.org/debian-lts-announce/2020/08/msg00032.html
https://security.gentoo.org/glsa/202008-20
https://usn.ubuntu.com/4469-1/

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