CVE-2009-2727: IBM Aix

High severity, CVSS 9.3. EPSS: 26.7% chance of exploitation in the next 30 days.

Stack-based buffer overflow in the _tt_internal_realpath function in the ToolTalk library (libtt.a) in IBM AIX 5.2.0, 5.3.0, 5.3.7 through 5.3.10, and 6.1.0 through 6.1.3, when the rpc.ttdbserver daemon is enabled in /etc/inetd.conf, allows remote attackers to execute arbitrary code via a long XDR-encoded ASCII string to remote procedure 15.

Affected products

• IBM Aix: version 5.2 only; version 5.2.0 only; version 5.2.0.50 only; version 5.2.0.54 only; version 5.2.2 only; version 5.2_l only; …

Published 2009-08-10. Last modified 2026-06-16.