Bug ID 2448133: MCP Fails to Validate Dos Profile while attaching to a Virtual Server

Last Modified: Aug 14, 2026

Affected Product(s):
BIG-IP None(all modules)

Known Affected Versions:
17.5.1.8

Opened: Jul 30, 2026

Severity: 3-Major

Symptoms

When a DOS profile configured with both Geolocation allowed IPs and Behavioral Detection accelerated/TLS signatures is assigned to a Virtual Server, no validation error is raised. The error only appears on a subsequent configuration reload, config sync, or when modifying the DOS profile after assignment.

Impact

The invalid configuration is silently accepted, potentially causing config sync failures or configuration load errors during a subsequent reload or failover event.

Conditions

1.A DOS profile has Geolocation allowed IP entries configured 2.The same DOS profile has Behavioral Detection accelerated or TLS signatures enabled 3.The DOS profile is assigned to a Virtual Server for the first time

Workaround

None

Fix Information

None

Behavior Change

Guides & references

K10134038: F5 Bug Tracker Filter Names and Tips