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Check: WN11-CC-000315

Microsoft Windows 11 STIG: WN11-CC-000315 (in versions v1 r6 through v1 r1)

Title

The Windows Installer feature "Always install with elevated privileges" must be disabled. (Cat I impact)

Discussion

Standard user accounts must not be granted elevated privileges. Enabling Windows Installer to elevate privileges when installing applications can allow malicious persons and applications to gain full control of a system.

Check Content

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\Policies\Microsoft\Windows\Installer\ Value Name: AlwaysInstallElevated Value Type: REG_DWORD Value: 0

Fix Text

Configure the policy value for Computer Configuration >> Administrative Templates >> Windows Components >> Windows Installer >> "Always install with elevated privileges" to "Disabled".

Additional Identifiers

Rule ID: SV-253411r954020_rule

Vulnerability ID: V-253411

Group Title: SRG-OS-000362-GPOS-00149

Expert Comments

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CCIs

CCIs tied to check.

Number	Definition
CCI-001782	The organization updates the information system component inventory per organization-defined frequency.
CCI-001812	The information system prohibits user installation of software without explicit privileged status.

Controls

Controls tied to check. These are derived from the CCIs shown above.

Number	Title
CM-8	Information System Component Inventory
CM-11 (2)	Prohibit Installation Without Privileged Status