Bug ID 1161005: When TACACS+ users are assigned the same UID, the first-time SSH session closes abruptly

Last Modified: Jun 19, 2025

Affected Product(s):
F5OS None(all modules)

Known Affected Versions:
F5OS-A 1.8.0, F5OS-C 1.6.0, F5OS-C 1.6.1, F5OS-C 1.6.2, F5OS-C 1.8.0

Fixed In:
F5OS-C 1.8.1

Opened: Sep 23, 2022

Severity: 2-Critical

Symptoms

When two or more TACACS+ users are assigned the same UID, one of the user's SSH session closes abruptly.

Impact

The SSH session of one of the users will be closed abruptly.

Conditions

Two or more TACACS+ users are assigned the same UID.

Workaround

Do not assign the same UID for two or more TACACS+ users. If you have already assigned two or more users the same UID and the the SSH session closes abruptly, try to re-authenticate the user.

Fix Information

None

Behavior Change

Guides & references

K10134038: F5 Bug Tracker Filter Names and Tips