CVE-2020-5924: F5 BIG-IP Access Policy Manager

Medium severity, CVSS 5.3. EPSS: 1.1% chance of exploitation in the next 30 days.

In BIG-IP APM versions 12.1.0-12.1.5.1 and 11.6.1-11.6.5.2, RADIUS authentication leaks memory when the username for authentication is not set.

Affected products

• F5 BIG-IP Access Policy Manager: from 11.6.1, up to and including 11.6.5; from 12.1.0, before 12.1.5.2 (fixed in 12.1.5.2)

Published 2020-08-26. Last modified 2026-06-17.