TOSS 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-253097 | TOSS-04-040550 | SV-253097r991588_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 | |||
| Tri-Lab Operating System Stack (TOSS) 4 Security Technical Implementation Guide | 2025-05-08 | |||
Details
Check Text (C-253097r991588_chk)
Verify the operating system enforces a delay of at least four seconds between console logon prompts following a failed logon attempt with the following command:
$ sudo grep -i fail_delay /etc/login.defs
FAIL_DELAY 4
If the value of "FAIL_DELAY" is not set to "4" or greater, or the line is commented out, this is a finding.
Fix Text (F-56500r824962_fix)
Configure the operating system to enforce a delay of at least four seconds between logon prompts following a failed console logon attempt.
Modify the "/etc/login.defs" file to set the "FAIL_DELAY" parameter to "4" or greater:
FAIL_DELAY 4