Windows Server 2019 must prevent users from changing installation options.
Overview
| Finding ID | Version | Rule ID | IA Controls | Severity |
| V-205801 | WN19-CC-000420 | SV-205801r1051078_rule | Medium |
| Description |
| Installation options for applications are typically controlled by administrators. This setting prevents users from changing installation options that may bypass security features. |
| STIG | Date |
| Microsoft Windows Server 2019 Security Technical Implementation Guide | 2025-05-23 |
Details
| Check Text (C-6066r355765_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: EnableUserControl Type: REG_DWORD Value: 0x00000000 (0) |
| Fix Text (F-6066r355766_fix) |
| Configure the policy value for Computer Configuration >> Administrative Templates >> Windows Components >> Windows Installer >> "Allow user control over installs" to "Disabled". |