Bug ID 591840: encryption_key in access config is NULL in whitelist

Last Modified: Sep 13, 2023

Affected Product(s):
BIG-IP APM(all modules)

Known Affected Versions:
12.0.0, 12.0.0 HF1, 12.1.0 HF1, 12.0.0 HF2, 12.1.0 HF2, 12.0.0 HF3, 12.0.0 HF4, 12.1.1 HF1, 12.1.1 HF2, 12.1.2 HF1, 12.1.2 HF2, 12.1.0, 12.1.1

Fixed In:
13.0.0, 12.1.2

Opened: May 06, 2016

Severity: 3-Major


encryption_key in access config is NULL sometime when applying 404 whitelist action and will result in TMM crash.


Traffic disrupted while tmm restarts.


All the following must be true: - Access policy action resulted in a "not found". - The session corresponding to above action must be expired. - FIPS platform.



Fix Information

Data required to serve a "not found" action is retrieved and made available early so that such responses can be served correctly.

Behavior Change

Guides & references

K10134038: F5 Bug Tracker Filter Names and Tips