CVE-2016-9249: F5 BIG-IP Access Policy Manager

High severity, CVSS 7.5. EPSS: 2% chance of exploitation in the next 30 days.

An undisclosed traffic pattern received by a BIG-IP Virtual Server with TCP Fast Open enabled may cause the Traffic Management Microkernel (TMM) to restart, resulting in a Denial-of-Service (DoS).

Affected products

F5 BIG-IP Access Policy Manager: version 12.0.0 only; version 12.1.0 only; version 12.1.1 only
F5 BIG-IP Advanced Firewall Manager: version 12.0.0 only; version 12.1.0 only; version 12.1.1 only
F5 BIG-IP Analytics: version 12.0.0 only; version 12.1.0 only; version 12.1.1 only
F5 BIG-IP Application Acceleration Manager: version 12.0.0 only; version 12.1.0 only; version 12.1.1 only
F5 BIG-IP Application Security Manager: version 12.0.0 only; version 12.1.0 only; version 12.1.1 only
F5 BIG-IP Domain Name System: version 12.0.0 only; version 12.1.0 only; version 12.1.1 only
F5 BIG-IP Link Controller: version 12.0.0 only; version 12.1.0 only; version 12.1.1 only
F5 BIG-IP Local Traffic Manager: version 12.0.0 only; version 12.1.0 only; version 12.1.1 only
F5 BIG-IP Policy Enforcement Manager: version 12.0.0 only; version 12.1.0 only; version 12.1.1 only
F5 BIG-IP Websafe: version 12.0.0 only; version 12.1.0 only; version 12.1.1 only

Published 2017-01-31. Last modified 2026-06-17.