The maximum age for machine account passwords will be set to requirements.

Overview

Finding ID	Version	Rule ID	IA Controls	Severity
V-3373	4.043	SV-32321r1_rule	IAIA-1 IAIA-2	Low

Description
This setting controls the maximum password age that a machine account may have. This setting should be set to no more than 30 days, ensuring the machine changes its password monthly.

STIG	Date
Windows Server 2008 R2 Domain Controller Security Technical Implementation Guide	2012-09-05

Details

Check Text ( C-39126r1_chk )
Analyze the system using the Security Configuration and Analysis snap-in. Expand the Security Configuration and Analysis tree view. Navigate to Local Policies -> Security Options. If the value for “Domain Member: Maximum Machine Account Password Age” is 0 or greater than 30 (30 is the default), this is a finding. The policy referenced configures the following registry value: Registry Hive: HKEY_LOCAL_MACHINE Registry Path: \System\CurrentControlSet\Services\Netlogon\Parameters\ Value Name: MaximumPasswordAge Value Type: REG_DWORD Value: 30

Check Text ( C-39126r1_chk )

Analyze the system using the Security Configuration and Analysis snap-in.
Expand the Security Configuration and Analysis tree view.
Navigate to Local Policies -> Security Options.

If the value for “Domain Member: Maximum Machine Account Password Age” is 0 or greater than 30 (30 is the default), this is a finding.

The policy referenced configures the following registry value:

Registry Hive: HKEY_LOCAL_MACHINE
Registry Path: \System\CurrentControlSet\Services\Netlogon\Parameters\

Value Name: MaximumPasswordAge

Value Type: REG_DWORD
Value: 30

Fix Text (F-34273r1_fix)
Configure the policy value for Computer Configuration -> Windows Settings -> Security Settings -> Local Policies -> Security Options -> “Domain Member: Maximum Machine Account Password Age” to 30 or less, but not 0.