CVE-2009-3111: Freeradius

Medium severity, CVSS 5.0. EPSS: 11.2% chance of exploitation in the next 30 days.

The rad_decode function in FreeRADIUS before 1.1.8 allows remote attackers to cause a denial of service (radiusd crash) via zero-length Tunnel-Password attributes, as demonstrated by a certain module in VulnDisco Pack Professional 7.6 through 8.11. NOTE: this is a regression error related to CVE-2003-0967.

Affected products

• Freeradius Freeradius: up to and including 1.1.7; version 0.2 only; version 0.3 only; version 0.4 only; version 0.5 only; version 0.8 only; …

Published 2009-09-09. Last modified 2026-06-16.