#VU83483 Use of Potentially Dangerous Function in ghostscript (Red Hat package) - CVE-2023-4042

Vulnerability identifier: #VU83483

Vulnerability risk: Low

CVSSv4.0: 1.2 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2023-4042

CWE-ID: CWE-676

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
ghostscript (Red Hat package)
Operating systems & Components / Operating system package or component

Vendor: Red Hat Inc.

Description

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

The vulnerability exists due to a missing patch for #VU45847 (CVE-2020-16305). A remote attacker can cause a denial of service via a crafted PDF file.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

ghostscript (Red Hat package): before 9.27-11.el8

---

External links
https://bugzilla.redhat.com/show_bug.cgi?id=2228151

---

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.