CVE-2025-55669

HIGH

BIG-IP - DoS

Title source: llm

Description

When the BIG-IP Advanced WAF and ASM security policy and a server-side HTTP/2 profile are configured on a virtual server, undisclosed traffic can cause the Traffic Management Microkernel (TMM) to terminate. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.

References (1)

[Vendor Advisory] https://my.f5.com/manage/s/article/K000150752

Scores

CVSS v3 7.5

EPSS 0.0032

EPSS Percentile 54.4%

Attack Vector NETWORK

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Classification

CWE

CWE-672

Status published

Affected Products (1)

f5/big-ip_application_security_manager < 16.1.6

Timeline

Published Oct 15, 2025

Tracked Since Feb 18, 2026