CVE-1999-0073: Digital Osf 1

High severity, CVSS 10.0. EPSS: 3.1% chance of exploitation in the next 30 days.

Telnet allows a remote client to specify environment variables including LD_LIBRARY_PATH, allowing an attacker to bypass the normal system libraries and gain root access.

Affected products

• Digital Osf 1: version 1.2 only; version 1.3 only; version 2.0 only; version 3.0 only; version 3.2 only
• Digital Unix: version 3.2g only; version 4.0 only
• Sgi Irix: version 5.0 only; version 5.0.1 only; version 5.1 only; version 5.1.1 only; version 5.2 only; version 5.3 only; …

Published 1995-10-13. Last modified 2026-06-16.