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CVE-2009-0361

4.6 · MEDIUM

Russ Allbery pam-krb5 before 3.13, as used by libpam-heimdal, su in Solaris 10, and other software, does not properly handle calls to pam_setcred when running setuid, which allows local users to ov…

Published Feb 13, 2009eyrieCWE-264EPSS 0.38%

Overview

CVE-2009-0361 is a medium-severity vulnerability affecting eyrie pam-krb5. It was published on February 13, 2009 and has a CVSS 2.0 base score of 4.6 (MEDIUM).

This vulnerability has a CVSS 2.0 base score of 4.6, rated MEDIUM. It requires local or adjacent network access to exploit. No authentication or special privileges are required for exploitation.

Technical description

Russ Allbery pam-krb5 before 3.13, as used by libpam-heimdal, su in Solaris 10, and other software, does not properly handle calls to pam_setcred when running setuid, which allows local users to overwrite and change the ownership of arbitrary files by setting the KRB5CCNAME environment variable, and then launching a setuid application that performs certain pam_setcred operations.

Remediation

Check the references section for vendor advisories and patches from eyrie. Update pam-krb5 to the latest patched version. 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.

Affected products

VendorProductVersionsStatus
eyriepam-krb50Affected

References

Refsecunia.com/advisories/33914Refsecunia.com/advisories/33917Refsecunia.com/advisories/33918Refsecunia.com/advisories/34260Refsecunia.com/advisories/34449Refsecurity.gentoo.org/glsa/glsa-200903-39.xmlRefsecuritytracker.com/id?1021711Refsunsolve.sun.com/search/document.do?assetkey=1-66-252767-1Refsupport.avaya.com/elmodocs2/security/ASA-2009-070.htmRefwww.debian.org/security/2009/dsa-1721

How CyberStrike helps

Frequently asked questions

What is CVE-2009-0361?

CVE-2009-0361 is a medium-severity vulnerability affecting eyrie pam-krb5. It was published on February 13, 2009 and has a CVSS 2.0 base score of 4.6 (MEDIUM).

How severe is CVE-2009-0361?

This vulnerability has a CVSS 2.0 base score of 4.6, rated MEDIUM. 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-2009-0361?

Check the references section for vendor advisories and patches from eyrie. Update pam-krb5 to the latest patched version. 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-2009-0361?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2009-0361 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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