CVE-2018-15323: F5 BIG-IP Access Policy Manager

Medium severity, CVSS 5.9. EPSS: 1.1% chance of exploitation in the next 30 days.

On BIG-IP 14.0.0-14.0.0.2 or 13.0.0-13.1.1.1, in certain circumstances, when processing traffic through a Virtual Server with an associated MQTT profile, the TMM process may produce a core file and take the configured HA action.

Affected products

• F5 BIG-IP Access Policy Manager: from 13.0.0, up to and including 13.1.1.1; from 14.0.0, up to and including 14.0.0.2
• F5 BIG-IP Advanced Firewall Manager: from 13.0.0, up to and including 13.1.1.1; from 14.0.0, up to and including 14.0.0.2
• F5 BIG-IP Analytics: from 13.0.0, up to and including 13.1.1.1; from 14.0.0, up to and including 14.0.0.2
• F5 BIG-IP Application Acceleration Manager: from 13.0.0, up to and including 13.1.1.1; from 14.0.0, up to and including 14.0.0.2
• F5 BIG-IP Domain Name System: from 13.0.0, up to and including 13.1.1.1; from 14.0.0, up to and including 14.0.0.2
• F5 BIG-IP Edge Gateway: from 13.0.0, up to and including 13.1.1.1; from 14.0.0, up to and including 14.0.0.2
• F5 BIG-IP Fraud Protection Service: from 13.0.0, up to and including 13.1.1.1; from 14.0.0, up to and including 14.0.0.2
• F5 BIG-IP Global Traffic Manager: from 13.0.0, up to and including 13.1.1.1; from 14.0.0, up to and including 14.0.0.2
• F5 BIG-IP Link Controller: from 13.0.0, up to and including 13.1.1.1; from 14.0.0, up to and including 14.0.0.2
• F5 BIG-IP Local Traffic Manager: from 13.0.0, up to and including 13.1.1.1; from 14.0.0, up to and including 14.0.0.2
• F5 BIG-IP Policy Enforcement Manager: from 13.0.0, up to and including 13.1.1.1; from 14.0.0, up to and including 14.0.0.2
• F5 BIG-IP Protocol Security Module: from 13.0.0, up to and including 13.1.1.1; from 14.0.0, up to and including 14.0.0.2
• F5 BIG-IP Webaccelerator: from 13.0.0, up to and including 13.1.1.1; from 14.0.0, up to and including 14.0.0.2

Published 2018-10-31. Last modified 2026-06-17.