Windows Server 2019 must disable the Windows Installer Always install with elevated privileges option.
Overview
| Finding ID | Version | Rule ID | IA Controls | Severity |
| V-205802 | WN19-CC-000430 | SV-205802r1051079_rule | CCI-003980 | high |
| Description | ||||
| 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. | ||||
| STIG | Date | |||
| Microsoft Windows Server 2019 Security Technical Implementation Guide | 2025-05-23 | |||
Details
Check Text (C-205802r1051079_chk)
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
Type: REG_DWORD
Value: 0x00000000 (0)
Fix Text (F-6067r355769_fix)
Configure the policy value for Computer Configuration >> Administrative Templates >> Windows Components >> Windows Installer >> "Always install with elevated privileges" to "Disabled".