Bug ID 1572489: User accounts with username which includes only numeric values or special characters like "." or ".." or starts with '-' are inactive

Last Modified: Apr 28, 2025

Affected Product(s):
F5OS F5OS(all modules)

Fixed In:
F5OS-C 1.8.0, F5OS-A 1.8.0

Opened: Mar 27, 2024

Severity: 3-Major

Symptoms

User accounts created with username that include only numeric values are inactive or non-functional. Also, usernames starting with dash ‘-’, contain only “.”, “..”, or any invalid characters (other than letters, digits, underscores, dashes and $ (at the end)) creates non-functional user accounts.

Impact

Non-functional user accounts are created. User functionalities like set-password, change-password, or other would not be working as expected.

Conditions

User account with username containing only numerics or starts with dash '-' or username like "." or ".." are non-functional.

Workaround

None

Fix Information

User account creation with invalid username will not be possible. An error will be displayed for invalid usernames. Following is an example: appliance-1(config)# system aaa authentication users user 12345676578 ? Possible completions: Error: "12345676578" is an invalid value. There wont be 'config' option available to create/configure new user account until you provide valid usernames.

Behavior Change

Guides & references

K10134038: F5 Bug Tracker Filter Names and Tips