CVE-2001-0534: Lucent Radius

High severity, CVSS 10.0. EPSS: 6.7% chance of exploitation in the next 30 days.

Multiple buffer overflows in RADIUS daemon radiusd in (1) Merit 3.6b and (2) Lucent 2.1-2 RADIUS allow remote attackers to cause a denial of service or execute arbitrary commands.

Affected products

• Lucent Radius: version 2.1.2 only
• Merit Radius: version 3.6b only

Published 2001-07-21. Last modified 2026-06-16.