CVE-1999-1296: Buffer overflow in Kerberos IV compatibility libraries as used in Kerberos V allows local users to gain roo...

Security readout for executives and security teams

This is an old Kerberos issue where a local user could potentially become root by triggering a buffer overflow in Kerberos IV compatibility code used with Kerberos V. The provided sources do not identify exact affected versions or a named patch. Exposure is most likely limited to systems that still include or enable Kerberos IV compatibility libraries with Kerberos V. The source bundle lists affected products and versions as unavailable, so environment-specific inventory is required. Treat this as a legacy local privilege escalation risk. Urgency is highest where multi-user Unix-like systems still run old Kerberos compatibility code, but evidence is insufficient to claim current widespread exposure. Mitigation focus: Check Kerberos vendor guidance for affected versions and fixes.; Remove or disable Kerberos IV compatibility components if not required.; Restrict local user access on systems that may be affected..

Prepared

Jul 1, 2026, 09:01 UTC (UTC+00:00)

Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.