The SUSE operating system must enforce a delay of at least four seconds between logon prompts following a failed logon attempt.
Overview
| Finding ID | Version | Rule ID | IA Controls | Severity |
| V-234982 | SLES-15-040000 | SV-234982r991588_rule | CCI-000366 | medium |
| Description | ||||
| Limiting the number of logon attempts over a certain time interval reduces the chances that an unauthorized user may gain access to an account. | ||||
| STIG | Date | |||
| SUSE Linux Enterprise Server 15 Security Technical Implementation Guide | 2025-05-14 | |||
Details
Check Text (C-234982r991588_chk)
Verify the SUSE operating system enforces a delay of at least four seconds between logon prompts following a failed logon attempt.
Check that the SUSE operating system enforces a delay of at least four seconds between logon prompts following a failed logon attempt with the following command:
> grep FAIL_DELAY /etc/login.defs
FAIL_DELAY 4
If the value of "FAIL_DELAY" is not set to "4", "FAIL_DELAY" is commented out, or "FAIL_DELAY" is missing, then this is a finding.
Fix Text (F-38133r619216_fix)
Configure the SUSE operating system to enforce a delay of at least four seconds between logon prompts following a failed logon attempt.
Add or update the following variable in "/etc/login.defs" to match the line below ("FAIL_DELAY" must have a value of "4" or higher):
FAIL_DELAY 4