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The maximum age for machine account passwords must be configured to 30 days or less.


Overview

Finding ID Version Rule ID IA Controls Severity
V-63661 WN10-SO-000055 SV-78151r1_rule Low
Description
Computer account passwords are changed automatically on a regular basis. This setting controls the maximum password age that a machine account may have. This setting must be set to no more than 30 days, ensuring the machine changes its password monthly.
STIG Date
Windows 10 Security Technical Implementation Guide 2018-04-06

Details

Check Text ( C-64409r1_chk )
This is the default configuration for this setting (30 days).

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: MaximumPasswordAge

Value Type: REG_DWORD
Value: 0x0000001e (30) (or less, excluding 0)
Fix Text (F-69589r1_fix)
This is the default configuration for this setting (30 days).

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 (excluding 0 which is unacceptable).