The built-in administrator account must be disabled.

Overview

Finding IDVersionRule IDIA ControlsSeverity
V-220908WN10-SO-000005SV-220908r958482_ruleCCI-000764medium
Description
The built-in administrator account is a well-known account subject to attack. It also provides no accountability to individual administrators on a system. It must be disabled to prevent its use.
STIGDate
Microsoft Windows 10 Security Technical Implementation Guide2025-02-25

Details

Check Text (C-220908r958482_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: Administrator account status" is not set to "Disabled", this is a finding.

Fix Text (F-22612r555210_fix)

Configure the policy value for Computer Configuration >> Windows Settings >> Security Settings >> Local Policies >> Security Options >> "Accounts: Administrator account status" to "Disabled".