STIGQter: STIG Summary: Microsoft Windows Server 2019 Security Technical Implementation Guide Version: 2 Release: 2 Benchmark Date: 04 May 2021:

Windows Server 2019 User Account Control approval mode for the built-in Administrator must be enabled.

DISA Rule

SV-205811r569188_rule

Vulnerability Number

V-205811

Group Title

SRG-OS-000373-GPOS-00157

Rule Version

WN19-SO-000380

Severity

CAT II

CCI(s)

• CCI-002038 - The organization requires users to reauthenticate upon organization-defined circumstances or situations requiring reauthentication.

Weight

10

Fix Recommendation

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".

Check Contents

UAC requirements are NA for Server Core installations (this is the default installation option for Windows Server 2019 versus Server with Desktop Experience).

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

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

Value Name: FilterAdministratorToken

Value Type: REG_DWORD
Value: 0x00000001 (1)

Vulnerability Number

V-205811

Documentable

False

Rule Version

WN19-SO-000380

Severity Override Guidance

UAC requirements are NA for Server Core installations (this is the default installation option for Windows Server 2019 versus Server with Desktop Experience).

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

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

Value Name: FilterAdministratorToken

Value Type: REG_DWORD
Value: 0x00000001 (1)

Check Content Reference

M

Target Key

2907

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