Unauthorized remotely accessible registry paths must not be configured.

Overview

Finding ID	Version	Rule ID	IA Controls	Severity
V-225496	WN12-SO-000056	SV-225496r569185_rule		High

Description
The registry is integral to the function, security, and stability of the Windows system. Some processes may require remote access to the registry. This setting controls which registry paths are accessible from a remote computer. These registry paths must be limited, as they could give unauthorized individuals access to the registry.

STIG	Date
Microsoft Windows Server 2012/2012 R2 Member Server Security Technical Implementation Guide	2022-03-01

Details

Check Text ( C-27195r471830_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: \System\CurrentControlSet\Control\SecurePipeServers\Winreg\AllowedExactPaths\ Value Name: Machine Value Type: REG_MULTI_SZ Value: see below System\CurrentControlSet\Control\ProductOptions System\CurrentControlSet\Control\Server Applications Software\Microsoft\Windows NT\CurrentVersion Legitimate applications may add entries to this registry value. If an application requires these entries to function properly and is documented with the ISSO, this would not be a finding. Documentation must contain supporting information from the vendor's instructions.

Check Text ( C-27195r471830_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: \System\CurrentControlSet\Control\SecurePipeServers\Winreg\AllowedExactPaths\

Value Name: Machine

Value Type: REG_MULTI_SZ
Value: see below

System\CurrentControlSet\Control\ProductOptions
System\CurrentControlSet\Control\Server Applications
Software\Microsoft\Windows NT\CurrentVersion

Legitimate applications may add entries to this registry value. If an application requires these entries to function properly and is documented with the ISSO, this would not be a finding. Documentation must contain supporting information from the vendor's instructions.

Fix Text (F-27183r471831_fix)
Configure the policy value for Computer Configuration -> Windows Settings -> Security Settings -> Local Policies -> Security Options -> "Network access: Remotely accessible registry paths" with the following entries: System\CurrentControlSet\Control\ProductOptions System\CurrentControlSet\Control\Server Applications Software\Microsoft\Windows NT\CurrentVersion