Input validation error in libcupsfilters - CVE-2024-47076
Published: September 27, 2024 / Updated: November 22, 2024
Vulnerability identifier: #VU97742
CSH Severity: High
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:L/VA:N/SC:N/SI:N/SA:N/E:A/U:Amber
CVE-ID: CVE-2024-47076
CWE-ID: CWE-20
Exploitation vector: Remote access
Exploit availability:
Public exploit is available
Vendor: OpenPrinting
Affected software:
libcupsfilters
libcupsfilters
Detailed vulnerability description
The vulnerability allows a remote attacker to compromise the target system.
The vulnerability exists due to cfGetPrinterAttributes5 does not sanitize IPP attributes returned from an IPP server. A remote attacker can provide controlled data to the rest of the CUPS system.
How to mitigate CVE-2024-47076
Install update from vendor's website.
Sources
- https://github.com/OpenPrinting/libcupsfilters/security/advisories/GHSA-w63j-6g73-wmg5
- https://github.com/OpenPrinting/cups-browsed/security/advisories/GHSA-rj88-6mr5-rcw8
- https://github.com/OpenPrinting/cups-filters/security/advisories/GHSA-p9rh-jxmq-gq47
- https://github.com/OpenPrinting/libppd/security/advisories/GHSA-7xfx-47qg-grp6
- https://www.cups.org
- https://www.evilsocket.net/2024/09/26/Attacking-UNIX-systems-via-CUPS-Part-I
- https://github.com/OpenPrinting/libcupsfilters/releases/tag/2.1.0