Input validation error in Ghostscript - CVE-2018-16543
Published: September 5, 2018 / Updated: August 8, 2020
Vulnerability identifier: #VU36726
CSH Severity: High
CVSS v4: 8.6 [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]
CVE-ID: CVE-2018-16543
CWE-ID: CWE-20
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
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.
Affected software
Ghostscript
Fedora
ghostscript
Fedora
ghostscript
How to mitigate CVE-2018-16543
Install update from vendor's website.
Ghostscript - update to 9.24
ghostscript - update to 9.22-6.fc27
ghostscript - update to 9.22-6.fc27
External References
- 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