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


Finding ID Version Rule ID IA Controls Severity
V-220715 WN10-00-000085 SV-220715r890423_rule Low
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 on to workstations in a domain with their domain accounts.
Microsoft Windows 10 Security Technical Implementation Guide 2023-09-29


Check Text ( C-22430r890421_chk )
For standalone or nondomain-joined systems, this is Not Applicable.

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-22419r890422_fix)
Limit local user accounts on domain-joined systems. Remove any unauthorized local accounts.