The delay between login prompts following a failed login attempt must be at least 4 seconds.
Severity | Group ID | Group Title | Version | Rule ID | Date | STIG Version |
|---|---|---|---|---|---|---|
| medium | V-216100 | SRG-OS-000480 | SOL-11.1-040160 | SV-216100r959010_rule | 2024-11-25 | 3 |
| Description |
|---|
| As an immediate return of an error message, coupled with the capability to try again, may facilitate automatic and rapid-fire brute-force password attacks by a malicious user. |
| ℹ️ Check |
|---|
| Check the SLEEPTIME parameter in the /etc/default/login file. # grep ^SLEEPTIME /etc/default/login If the output is not SLEEPTIME=4 or more, this is a finding. |
| ✔️ Fix |
|---|
| The root role is required. # pfedit the /etc/default/login Locate the line containing: SLEEPTIME Change the line to read: SLEEPTIME=4 |