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The Photon 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-239148 | PHTN-67-000077 | SV-239148r675252_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 |
|---|---|
| VMware vSphere 6.7 Photon OS Security Technical Implementation Guide | 2021-04-15 |
Details
| Check Text ( C-42359r675250_chk ) |
|---|
| At the command line, execute the following command: # grep pam_faildelay /etc/pam.d/system-auth|grep --color=always "delay=" Expected result: auth optional pam_faildelay.so delay=4000000 If the output does not match the expected result, this is a finding. |
| Fix Text (F-42318r675251_fix) |
|---|
| Open /etc/pam.d/system-auth with a text editor. Remove any existing "pam_faildelay" line and add the following line at the end of the file: auth optional pam_faildelay.so delay=4000000 |