Input validation error in Ghostscript - CVE-2018-16543
Published: September 5, 2018 / Updated: August 8, 2020
Vulnerability identifier: #VU36726
CSH Severity: High
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber
CVE-ID: CVE-2018-16543
CWE-ID: CWE-20
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: Artifex Software, Inc.
Affected software:
Ghostscript
Ghostscript
Detailed vulnerability description
The vulnerability allows a remote non-authenticated attacker to execute arbitrary code.
In Artifex Ghostscript before 9.24, gssetresolution and gsgetresolution allow attackers to have an unspecified impact.
How to mitigate CVE-2018-16543
Install update from vendor's website.
Sources
- http://git.ghostscript.com/?p=ghostpdl.git;a=commit;h=5b5536fa88a9e885032bc0df3852c3439399a5c0
- https://bugs.ghostscript.com/show_bug.cgi?id=699670
- https://lists.debian.org/debian-lts-announce/2018/09/msg00038.html
- https://security.gentoo.org/glsa/201811-12
- https://usn.ubuntu.com/3768-1/
- https://www.debian.org/security/2018/dsa-4288