Denial of service in Ghostscript



Published: 2023-08-07
Risk Medium
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2023-38559
CWE-ID CWE-119
Exploitation vector Network
Public exploit N/A
Vulnerable software
Subscribe 		Ghostscript
Universal components / Libraries / Libraries used by multiple products

Vendor Artifex Software, Inc.

Security Bulletin

This security bulletin contains one medium risk vulnerability.

1) Buffer overflow

EUVDB-ID: #VU79041

Risk: Medium

CVSSv3.1: 4.6 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L/E:U/RL:O/RC:C]

CVE-ID: CVE-2023-38559

CWE-ID: CWE-119 - Memory corruption

Exploit availability: No

Description

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to a boundary error within the devn_pcx_write_rle() function in base/gdevdevn.c. A remote attacker can create a specially crafted PDF document, pass it to the affected application, trigger memory corruption and perform a denial of service (DoS) attack.

Mitigation

Install update from vendor's website.

Vulnerable software versions

Ghostscript: 10.0.0 - 10.01.2

External links

http://git.ghostscript.com/?p=ghostpdl.git;a=commitdiff;h=d81b82c70bc1
http://access.redhat.com/security/cve/CVE-2023-38559
http://bugzilla.redhat.com/show_bug.cgi?id=2224367
http://bugs.ghostscript.com/show_bug.cgi?id=706897


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.



###SIDEBAR###