Bug ID 472040: Improper ACCESS::session iRule argument parsing.

Last Modified: Oct 06, 2020

Bug Tracker

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

Known Affected Versions:
11.4.0, 11.4.1, 11.5.0, 11.5.1, 11.5.1 HF1, 11.5.1 HF10, 11.5.1 HF11, 11.5.1 HF2, 11.5.1 HF3, 11.5.1 HF4, 11.5.1 HF5

Fixed In:
11.6.0, 11.5.1 HF6, 11.4.1 HF6

Opened: Jul 16, 2014
Severity: 2-Critical
Related AskF5 Article:


The ACCESS::session iRule argument is parsed incorrectly and causes TMM to crash.


TMM cores.


ACCESS::session iRule command is being used on a BIG-IP system which contains BZ 455113 fix.


This issue has no workaround at this time.

Fix Information

TMM with BZ 455113 no longer crashes when using ACCESS::session iRule comamnd.

Behavior Change