Microsoft Windows Server 2019

Windows Server 2019 computer account password must not be prevented from being reset

STIG ID: WN19-SO-000090 | SRG: SRG-OS-000379-GPOS-00164 | Severity: Medium | CCI: CCI-001967 | Vulnerability ID: V-205815

Description

Computer account passwords are changed automatically on a regular basis. Disabling automatic password changes can make the system more vulnerable to malicious access. Frequent password changes can be a significant safeguard for the system. A new password for the computer account will be generated every 30 days.

Check

C-6080r355807_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\Services\Netlogon\Parameters\Value Name: DisablePasswordChangeValue Type: REG_DWORDValue: 0x00000000 (0)

Fix

F-6080r355808_fix

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