Standard local user accounts must not exist on a system in a domain.

Overview

Finding ID	Version	Rule ID	IA Controls	Severity
V-220715	WN10-00-000085	SV-220715r569187_rule		Low

Description
To minimize potential points of attack, local user accounts, other than built-in accounts and local administrator accounts, must not exist on a workstation in a domain. Users must log onto workstations in a domain with their domain accounts.

STIG	Date
Windows 10 Security Technical Implementation Guide	2021-08-18

Details

Check Text ( C-22430r554630_chk )
Run "Computer Management". Navigate to System Tools >> Local Users and Groups >> Users. If local users other than the accounts listed below exist on a workstation in a domain, this is a finding. Built-in Administrator account (Disabled) Built-in Guest account (Disabled) Built-in DefaultAccount (Disabled) Built-in defaultuser0 (Disabled) Built-in WDAGUtilityAccount (Disabled) Local administrator account(s) All of the built-in accounts may not exist on a system, depending on the Windows 10 version.

Check Text ( C-22430r554630_chk )

Run "Computer Management".
Navigate to System Tools >> Local Users and Groups >> Users.

If local users other than the accounts listed below exist on a workstation in a domain, this is a finding.

Built-in Administrator account (Disabled)
Built-in Guest account (Disabled)
Built-in DefaultAccount (Disabled)
Built-in defaultuser0 (Disabled)
Built-in WDAGUtilityAccount (Disabled)
Local administrator account(s)

All of the built-in accounts may not exist on a system, depending on the Windows 10 version.

Fix Text (F-22419r554631_fix)
Limit local user accounts on domain-joined systems. Remove any unauthorized local accounts.