CVE-2019-6659: F5 BIG-IP Access Policy Manager

High severity, CVSS 7.5. EPSS: 1.2% chance of exploitation in the next 30 days.

On version 14.0.0-14.1.0.1, BIG-IP virtual servers with TLSv1.3 enabled may experience a denial of service due to undisclosed incoming messages.

Affected products

• F5 BIG-IP Access Policy Manager: from 14.0.0, before 14.1.0.2 (fixed in 14.1.0.2)
• F5 BIG-IP Advanced Firewall Manager: from 14.0.0, before 14.1.0.2 (fixed in 14.1.0.2)
• F5 BIG-IP Analytics: from 14.0.0, before 14.1.0.2 (fixed in 14.1.0.2)
• F5 BIG-IP Application Acceleration Manager: from 14.0.0, before 14.1.0.2 (fixed in 14.1.0.2)
• F5 BIG-IP Application Security Manager: from 14.0.0, before 14.1.0.2 (fixed in 14.1.0.2)
• F5 BIG-IP Domain Name System: from 14.0.0, before 14.1.0.2 (fixed in 14.1.0.2)
• F5 BIG-IP Edge Gateway: from 14.0.0, before 14.1.0.2 (fixed in 14.1.0.2)
• F5 BIG-IP Fraud Protection Service: from 14.0.0, before 14.1.0.2 (fixed in 14.1.0.2)
• F5 BIG-IP Global Traffic Manager: from 14.0.0, before 14.1.0.2 (fixed in 14.1.0.2)
• F5 BIG-IP Link Controller: from 14.0.0, before 14.1.0.2 (fixed in 14.1.0.2)
• F5 BIG-IP Local Traffic Manager: from 14.0.0, before 14.1.0.2 (fixed in 14.1.0.2)
• F5 BIG-IP Policy Enforcement Manager: from 14.0.0, before 14.1.0.2 (fixed in 14.1.0.2)
• F5 BIG-IP Webaccelerator: from 14.0.0, before 14.1.0.2 (fixed in 14.1.0.2)

Published 2019-11-15. Last modified 2026-06-17.