CVE-2003-0197: Borland Software Interbase

High severity, CVSS 7.2. EPSS: 0.5% chance of exploitation in the next 30 days.

Buffer overflow gds_lock_mgr of Interbase Database 6.x allows local users to gain privileges via a long ISC_LOCK_ENV environment variable (INTERBASE_LOCK).

Affected products

• Borland Software Interbase: version 6.0 only; version 6.4 only; version 6.5 only
• Firebirdsql Firebird: version 1.0.2 only

Published 2003-04-11. Last modified 2026-06-16.