Vulnerability identifier: #VU85892

Vulnerability risk: Medium

CVSSv3.1: 5.7 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2023-38560

CWE-ID: CWE-190

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Ghostscript
Universal components / Libraries / Libraries used by multiple products

Vendor: Artifex Software, Inc.

Description

The vulnerability allows a remote attacker to crash the application.

The vulnerability exists due to integer overflow within the pl_glyph_name() function in pcl/pl/plfont.c when converting PCL files to PDF format. A remote attacker can pass a specially crafted PLC file to the application, trigger an integer overflow and perform a denial of service (DoS) attack.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Ghostscript: 9.18 - 10.01.2

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External links
http://git.ghostscript.com/?p=ghostpdl.git;a=commitdiff;h=b7eb1d0174c
http://access.redhat.com/security/cve/CVE-2023-38560
http://bugzilla.redhat.com/show_bug.cgi?id=2224368
http://bugs.ghostscript.com/show_bug.cgi?id=706898

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.