CVE-2019-6664

Severity: high (CVSS 7.5 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.9% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2019-11-15 · updated 2026-06-17

Description

On BIG-IP 15.0.0 and 14.1.0-14.1.0.6, under certain conditions, network protections on the management port do not follow current best practices.

Affected products

F5 BIG-IP APM: from 14.1.0 before 14.1.2; 15.0.0 — fixed in 14.1.2
BIG-IP: from 14.1.0 before 14.1.2; 15.0.0 — fixed in 14.1.2
F5 Big-Ip Analytics: from 14.1.0 before 14.1.2; 15.0.0 — fixed in 14.1.2
F5 Networks, Inc. BIG-IP (AAM): from 14.1.0 before 14.1.2; 15.0.0 — fixed in 14.1.2
BIG-IP ASM: from 14.1.0 before 14.1.2; 15.0.0 — fixed in 14.1.2
F5 BIG-IP DNS: from 14.1.0 before 14.1.2; 15.0.0 — fixed in 14.1.2
F5 Big-Ip Edge Gateway: from 14.1.0 before 14.1.2; 15.0.0 — fixed in 14.1.2
F5 Big-Ip Fraud Protection Service: from 14.1.0 before 14.1.2; 15.0.0 — fixed in 14.1.2
F5 Big-Ip Global Traffic Manager: from 14.1.0 before 14.1.2; 15.0.0 — fixed in 14.1.2
F5 Big-Ip Link Controller: from 14.1.0 before 14.1.2; 15.0.0 — fixed in 14.1.2
F5 BIG-IP (LTM): from 14.1.0 before 14.1.2; 15.0.0 — fixed in 14.1.2
F5 Networks, Inc. BIG-IP (PEM): from 14.1.0 before 14.1.2; 15.0.0 — fixed in 14.1.2
F5 Big-Ip Webaccelerator: from 14.1.0 before 14.1.2; 15.0.0 — fixed in 14.1.2

How to fix

Upgrade to a fixed version: F5 BIG-IP APM 14.1.2; BIG-IP 14.1.2; F5 Big-Ip Analytics 14.1.2; F5 Networks, Inc. BIG-IP (AAM) 14.1.2; BIG-IP ASM 14.1.2; F5 BIG-IP DNS 14.1.2; F5 Big-Ip Edge Gateway 14.1.2; F5 Big-Ip Fraud Protection Service 14.1.2; F5 Big-Ip Global Traffic Manager 14.1.2; F5 Big-Ip Link Controller 14.1.2; F5 BIG-IP (LTM) 14.1.2; F5 Networks, Inc. BIG-IP (PEM) 14.1.2. Check the vendor advisory for mitigations.

References

Get alerted when CVE-2019-6664 or the next vulnerability affects your stack