Bug ID 472051: Manually adding username/password in ZebOS can cause imi to core

Last Modified: May 14, 2019

Bug Tracker

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

Known Affected Versions:
11.6.0, 11.6.0 HF1, 11.6.0 HF2, 11.6.0 HF3, 11.6.0 HF4, 11.6.0 HF5, 11.6.0 HF6, 11.6.0 HF7, 11.6.0 HF8, 11.6.1

Fixed In:
12.1.0, 11.6.1 HF1

Opened: Jul 16, 2014
Severity: 4-Minor


Manually adding a username and encrypted password into ZebOS, either by using imish command line, or by modifying zebos.conf directly, might cause imi to core.


The user interface to ZebOS, imi, might core. Other functionality should not be affected.


Manually modifying the zebos.conf configuration file or adding a non-existing user using imish.


Do not add the configuration manually in ZebOS. Use the BIG-IP system facilities for adding/modifying ZebOS users.

Fix Information

imi no longer cores when attempting to add a user via the imish command line.

Behavior Change