Microsoft Windows Server 2016

Domain controllers must be configured to allow reset of machine account passwords

STIG ID: WN16-DC-000330 | SRG: SRG-OS-000480-GPOS-00227 | Severity: Medium | CCI: CCI-000366 | Vulnerability ID: V-224996

Description

Enabling this setting on all domain controllers in a domain prevents domain members from changing their computer account passwords. If these passwords are weak or compromised, the inability to change them may leave these computers vulnerable.

Check

This applies to domain controllers. It is NA for other systems.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\Services\Netlogon\Parameters\Value Name: RefusePasswordChangeValue Type: REG_DWORDValue: 0x00000000 (0)

Fix

Configure the policy value for Computer Configuration >> Windows Settings >> Security Settings >> Local Policies >> Security Options >> "Domain controller: Refuse machine account password changes" to "Disabled".