Unauthorized accounts must not have the Change the system time user right.

Overview

Finding ID	Version	Rule ID	IA Controls	Severity
WN12-UR-000009	WN12-UR-000009	WN12-UR-000009_rule		Medium

Description
Inappropriate granting of user rights can provide system, administrative, and other high-level capabilities. Accounts with the "Change the system time" user right can change the system time, which can impact authentication, as well as affect time stamps on event log entries.

STIG	Date
Microsoft Windows Server 2012 Domain Controller Security Technical Implementation Guide	2013-07-25

Details

Check Text ( C-WN12-UR-000009_chk )
Verify the effective setting in Local Group Policy Editor. Run "gpedit.msc". Navigate to Local Computer Policy -> Computer Configuration -> Windows Settings -> Security Settings -> Local Policies -> User Rights Assignment. If any accounts or groups other than the following are granted the "Change the system time" user right, this is a finding: Administrators Local Service

Fix Text (F-WN12-UR-000009_fix)
Configure the policy value for Computer Configuration -> Windows Settings -> Security Settings -> Local Policies -> User Rights Assignment -> "Change the system time" to only include the following accounts or groups: Administrators Local Service