What’s Vulnerable › Vulnerabilities

CVE-2018-17183

• Severity: high (CVSS 7.8 v3.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.8% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2018-09-19 · updated 2026-06-17

Description

Artifex Ghostscript before 9.25 allowed a user-writable error exception table, which could be used by remote attackers able to supply crafted PostScript to potentially overwrite or replace error handlers to inject code.

Affected products

• Artifex Ghostscript: before 9.25 — fixed in 9.25
• Canonical Ubuntu Linux: 14.04, 16.04, 18.04
• Debian Linux: 8.0
• RedHat Enterprise Linux Desktop: 7.0
• RedHat Enterprise Linux Server: 7.0
• RedHat Enterprise Linux Server Aus: 7.6
• RedHat Enterprise Linux Server Eus: 7.6
• RedHat Enterprise Linux Server Tus: 7.6
• RedHat Enterprise Linux Workstation: 7.0

How to fix

Upgrade to a fixed version: Artifex Ghostscript 9.25. Check the vendor advisory for mitigations.

References

• http://git.ghostscript.com/?p=ghostpdl.git%3Ba=commit%3Bh=fb713b3818b52d8a6cf62c951eba2e1795ff9624
• https://access.redhat.com/errata/RHSA-2018:3834
• https://bugs.ghostscript.com/show_bug.cgi?id=699708
• https://lists.debian.org/debian-lts-announce/2018/09/msg00038.html
• https://usn.ubuntu.com/3773-1/
• http://git.ghostscript.com/?p=ghostpdl.git%3Ba=commit%3Bh=fb713b3818b52d8a6cf62c951eba2e1795ff9624
• https://access.redhat.com/errata/RHSA-2018:3834
• https://bugs.ghostscript.com/show_bug.cgi?id=699708
• https://lists.debian.org/debian-lts-announce/2018/09/msg00038.html
• https://usn.ubuntu.com/3773-1/

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