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Windows Server 2022 User Account Control (UAC) approval mode for the built-in Administrator must be enabled.


Finding ID Version Rule ID IA Controls Severity
V-254482 WN22-SO-000380 SV-254482r849262_rule Medium
UAC is a security mechanism for limiting the elevation of privileges, including administrative accounts, unless authorized. This setting configures the built-in Administrator account so that it runs in Admin Approval Mode. Satisfies: SRG-OS-000373-GPOS-00156, SRG-OS-000373-GPOS-00157
Microsoft Windows Server 2022 Security Technical Implementation Guide 2022-08-25


Check Text ( C-57967r849260_chk )
UAC requirements are NA for Server Core installations (this is the default installation option for Windows Server 2022 versus Server with Desktop Experience).

If the following registry value does not exist or is not configured as specified, this is a finding:

Registry Path: \SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\

Value Name: FilterAdministratorToken

Value Type: REG_DWORD
Value: 0x00000001 (1)
Fix Text (F-57918r849261_fix)
Configure the policy value for Computer Configuration >> Windows Settings >> Security Settings >> Local Policies >> Security Options >> User Account Control: Admin Approval Mode for the Built-in Administrator account to "Enabled".