The built-in guest account must be disabled.
Overview
| Finding ID | Version | Rule ID | IA Controls | Severity |
| V-253433 | WN11-SO-000010 | SV-253433r958504_rule | CCI-000804 | medium |
| Description | ||||
| A system faces an increased vulnerability threat if the built-in guest account is not disabled. This account is a known account that exists on all Windows systems and cannot be deleted. This account is initialized during the installation of the operating system with no password assigned. | ||||
| STIG | Date | |||
| Microsoft Windows 11 Security Technical Implementation Guide | 2025-05-15 | |||
Details
Check Text (C-253433r958504_chk)
Verify the effective setting in Local Group Policy Editor.
Run "gpedit.msc".
Navigate to Local Computer Policy >> Computer Configuration >> Windows Settings >> Security Settings >> Local Policies >> Security Options.
If the value for "Accounts: Guest account status" is not set to "Disabled", this is a finding.
Fix Text (F-56836r829382_fix)
Configure the policy value for Computer Configuration >> Windows Settings >> Security Settings >> Local Policies >> Security Options >> "Accounts: Guest account status" to "Disabled".