The SUSE operating system must enforce a delay of at least four (4) seconds between logon prompts following a failed logon attempt.
Overview
| Finding ID | Version | Rule ID | IA Controls | Severity |
| V-217116 | SLES-12-010140 | SV-217116r991588_rule | 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 12 Security Technical Implementation Guide | 2025-05-14 |
Details
| Check Text (C-18344r369504_chk) |
| Verify the SUSE operating system enforces a delay of at least four (4) seconds between logon prompts following a failed logon attempt. Check that the SUSE operating system enforces a delay of at least four (4) 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-18342r369505_fix) |
| Configure the SUSE operating system to enforce a delay of at least four (4) 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 |