CVE-2019-6682: F5 BIG-IP Application Security Manager

High severity, CVSS 7.5. EPSS: 1% chance of exploitation in the next 30 days.

On versions 15.0.0-15.0.1.1, 14.0.0-14.1.2.2, 13.1.0-13.1.3.1, 12.1.0-12.1.5, and 11.5.2-11.6.5.1, the BIG-IP ASM system may consume excessive resources when processing certain types of HTTP responses from the origin web server. This vulnerability is only known to affect resource-constrained systems in which the security policy is configured with response-side features, such as Data Guard or response-side learning.

Affected products

• F5 BIG-IP Application Security Manager: from 11.5.2, up to and including 11.6.5; from 12.1.0, up to and including 12.1.5; from 13.1.0, before 13.1.3.2 (fixed in 13.1.3.2); from 14.1.0, before 14.1.2.3 (fixed in 14.1.2.3); from 15.0.0, before 15.1.0 (fixed in 15.1.0)

Published 2019-12-23. Last modified 2026-06-17.