CVE-2020-27719: F5 BIG-IP Access Policy Manager

Medium severity, CVSS 6.1. EPSS: 0.8% chance of exploitation in the next 30 days.

On BIG-IP 16.0.0-16.0.0.1, 15.1.0-15.1.0.5, and 14.1.0-14.1.3, a cross-site scripting (XSS) vulnerability exists in an undisclosed page of the BIG-IP Configuration utility.

Affected products

  • F5 BIG-IP Access Policy Manager: from 14.1.0, before 14.1.3.1 (fixed in 14.1.3.1); from 15.0.0, before 15.1.1 (fixed in 15.1.1); from 16.0.0, before 16.0.1 (fixed in 16.0.1)
  • F5 BIG-IP Advanced Firewall Manager: from 14.1.0, before 14.1.3.1 (fixed in 14.1.3.1); from 15.0.0, before 15.1.1 (fixed in 15.1.1); from 16.0.0, before 16.0.1 (fixed in 16.0.1)
  • F5 BIG-IP Advanced Web Application Firewall: from 14.1.0, before 14.1.3.1 (fixed in 14.1.3.1); from 15.0.0, before 15.1.1 (fixed in 15.1.1); from 16.0.0, before 16.0.1 (fixed in 16.0.1)
  • F5 BIG-IP Analytics: from 14.1.0, before 14.1.3.1 (fixed in 14.1.3.1); from 15.0.0, before 15.1.1 (fixed in 15.1.1); from 16.0.0, before 16.0.1 (fixed in 16.0.1)
  • F5 BIG-IP Application Acceleration Manager: from 14.1.0, before 14.1.3.1 (fixed in 14.1.3.1); from 15.0.0, before 15.1.1 (fixed in 15.1.1); from 16.0.0, before 16.0.1 (fixed in 16.0.1)
  • F5 BIG-IP Application Security Manager: from 14.1.0, before 14.1.3.1 (fixed in 14.1.3.1); from 15.0.0, before 15.1.1 (fixed in 15.1.1); from 16.0.0, before 16.0.1 (fixed in 16.0.1)
  • F5 BIG-IP Ddos Hybrid Defender: from 14.1.0, before 14.1.3.1 (fixed in 14.1.3.1); from 15.0.0, before 15.1.1 (fixed in 15.1.1); from 16.0.0, before 16.0.1 (fixed in 16.0.1)
  • F5 BIG-IP Domain Name System: from 14.1.0, before 14.1.3.1 (fixed in 14.1.3.1); from 15.0.0, before 15.1.1 (fixed in 15.1.1); from 16.0.0, before 16.0.1 (fixed in 16.0.1)
  • F5 BIG-IP Fraud Protection Service: from 14.1.0, before 14.1.3.1 (fixed in 14.1.3.1); from 15.0.0, before 15.1.1 (fixed in 15.1.1); from 16.0.0, before 16.0.1 (fixed in 16.0.1)
  • F5 BIG-IP Global Traffic Manager: from 14.1.0, before 14.1.3.1 (fixed in 14.1.3.1); from 15.0.0, before 15.1.1 (fixed in 15.1.1); from 16.0.0, before 16.0.1 (fixed in 16.0.1)
  • F5 BIG-IP Link Controller: from 14.1.0, before 14.1.3.1 (fixed in 14.1.3.1); from 15.0.0, before 15.1.1 (fixed in 15.1.1); from 16.0.0, before 16.0.1 (fixed in 16.0.1)
  • F5 BIG-IP Local Traffic Manager: from 14.1.0, before 14.1.3.1 (fixed in 14.1.3.1); from 15.0.0, before 15.1.1 (fixed in 15.1.1); from 16.0.0, before 16.0.1 (fixed in 16.0.1)
  • F5 BIG-IP Policy Enforcement Manager: from 14.1.0, before 14.1.3.1 (fixed in 14.1.3.1); from 15.0.0, before 15.1.1 (fixed in 15.1.1); from 16.0.0, before 16.0.1 (fixed in 16.0.1)
  • F5 SSL Orchestrator: from 14.1.0, before 14.1.3.1 (fixed in 14.1.3.1); from 15.0.0, before 15.1.1 (fixed in 15.1.1); from 16.0.0, before 16.0.1 (fixed in 16.0.1)

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