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CVE-2023-4504

7.0 · HIGH

Due to failure in validating the length provided by an attacker-crafted PPD PostScript document, CUPS and libppd are susceptible to a heap-based buffer overflow and possibly code execution.

Published Sep 21, 2023CWE-122EPSS 0.68%

Overview

CVE-2023-4504 is a high-severity vulnerability. It was published on September 21, 2023 and has a CVSS 3.1 base score of 7.0 (HIGH).

This vulnerability has a CVSS 3.1 base score of 7.0, rated HIGH. It requires local or adjacent network access to exploit. No authentication or special privileges are required for exploitation.

Technical description

Due to failure in validating the length provided by an attacker-crafted PPD PostScript document, CUPS and libppd are susceptible to a heap-based buffer overflow and possibly code execution. This issue has been fixed in CUPS version 2.4.7, released in September of 2023.

Remediation

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

References

GitHubgithub.com/OpenPrinting/cups/releases/tag/v2.4.7GitHubgithub.com/OpenPrinting/cups/security/advisories/GHSA-pf5r-86w9-678hGitHubgithub.com/OpenPrinting/libppd/security/advisories/GHSA-4f65-6ph5-qwh6Reflists.debian.org/debian-lts-announce/2023/09/msg00041.htmlReflists.fedoraproject.org/archives/list/[email protected]/message/5WHEJIYMMAIXU2EC35MGTB5LGGO2FFJE/Reflists.fedoraproject.org/archives/list/[email protected]/message/5WVS4I7JG3LISFPKTM6ADKJXXEPEEWBQ/Reflists.fedoraproject.org/archives/list/[email protected]/message/AMYDKIE4PSJDEMC5OWNFCDMHFGLJ57XG/Reflists.fedoraproject.org/archives/list/[email protected]/message/PXPVADB56NMLJWG4IZ3OZBNJ2ZOLPQJ6/Reflists.fedoraproject.org/archives/list/[email protected]/message/T2GSPQAFK2Z6L57TRXEKZDF42K2EVBH7/Reftakeonme.org/cves/CVE-2023-4504.html

How CyberStrike helps

Frequently asked questions

What is CVE-2023-4504?

CVE-2023-4504 is a high-severity vulnerability. It was published on September 21, 2023 and has a CVSS 3.1 base score of 7.0 (HIGH).

How severe is CVE-2023-4504?

This vulnerability has a CVSS 3.1 base score of 7.0, rated HIGH. It requires local or adjacent network access to exploit. No authentication or special privileges are required for exploitation.

How do I fix or remediate CVE-2023-4504?

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2023-4504?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2023-4504 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

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