Bug ID 706665: ASM policy is modified after pabnagd restart

Last Modified: Nov 07, 2022

Bug Tracker

Affected Product:  See more info
BIG-IP ASM(all modules)

Known Affected Versions:
13.0.0, 13.0.0 HF1, 13.0.0 HF2, 13.0.0 HF3, 13.0.1, 13.1.0, 13.1.0.1, 13.1.0.2, 13.1.0.3, 13.1.0.4, 13.1.0.5, 13.1.0.6, 13.1.0.7

Fixed In:
14.1.0, 14.0.0, 13.1.0.8

Opened: Feb 14, 2018
Severity: 3-Major

Symptoms

ASM policy modifications might occur after the the pabnagd daemon is restarted. Modifications include the following: -- Length attributes might change from 'any' to a low auto learning value. -- Check signature / metachars might change from unchecked to checked. This applies for the following entity types: filetypes, URLs, parameters, cookies, WS URLs, content profiles.

Impact

ASM policy is modified.

Conditions

-- Configuration containing a policy in which automatic learning mode is configured. -- Restart of pabnagd (the automated policy-building operations daemon).

Workaround

Switch policy builder to manual learning mode.

Fix Information

Prevent unwanted adjust operations from being called on policy-catchup complete.

Behavior Change