CVE-2020-27723: F5 BIG-IP Access Policy Manager

High severity, CVSS 7.5. EPSS: 1% chance of exploitation in the next 30 days.

In versions 14.1.0-14.1.3 and 13.1.0-13.1.3.4, a BIG-IP APM virtual server processing PingAccess requests may lead to a restart of the Traffic Management Microkernel (TMM) process.

Affected products

• F5 BIG-IP Access Policy Manager: from 13.1.0, before 13.1.3.5 (fixed in 13.1.3.5); from 14.1.0, before 14.1.3.1 (fixed in 14.1.3.1); from 15.0.0, before 15.1.0 (fixed in 15.1.0)

Published 2020-12-24. Last modified 2026-06-17.