CVE-2009-3516: IBM Aix

High severity, CVSS 7.2. EPSS: 0.4% chance of exploitation in the next 30 days.

gssd in IBM AIX 5.3.x through 5.3.9 and 6.1.0 through 6.1.2 does not properly handle the NFSv4 Kerberos credential cache, which allows local users to bypass intended access restrictions for Kerberized NFSv4 shares via unspecified vectors.

Affected products

• IBM Aix: version 5.3.0 only; version 5.3.7 only; version 5.3.8 only; version 6.1 only; version 6.1.0 only; version 6.1.1 only; …

Published 2009-10-01. Last modified 2026-06-16.