Use After Free in Openprinting Cups
CVE-2023-34241
OpenPrinting CUPS is a standards-based, open source printing system for Linux and other Unix-like operating systems. Starting in version 2.0.0 and prior to version 2.4.6, CUPS logs data of free memory to the logging service AFTER the conne…
Vulnerability class: Use-After-Free
EPSS: 0.001 (17.6th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L.
Affected products
- Openprinting Cups — versions >= 2.0.0, < 2.4.6
Weakness classification (CWE)
Public proof-of-concept exploits
References
- https://github.com/OpenPrinting/cups/security/advisories/GHSA-qjgh-5hcq-5f25 (x_refsource_CONFIRM)
- https://github.com/OpenPrinting/cups/commit/9809947a959e18409dcf562a3466ef246cb90cb2 (x_refsource_MISC)
- https://github.com/OpenPrinting/cups/releases/tag/v2.4.6 (x_refsource_MISC)
- www.openwall.com/lists/oss-security/2023/06/23/10
- www.openwall.com/lists/oss-security/2023/06/26/1
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/…
- lists.debian.org/debian-lts-announce/2023/06/msg00038.html
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/…
- support.apple.com/kb/HT213843
- support.apple.com/kb/HT213844
Frequently asked questions
- What is CVE-2023-34241?
- CVE-2023-34241 is a medium-severity vulnerability in Openprinting Cups, classified under Use After Free. CVSS score: 5.3/10. Published 2023-06-22.
- How severe is CVE-2023-34241?
- Medium severity. CVSS v3 base score is 5.3 out of 10.
- Is CVE-2023-34241 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.