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

Overview

Finding ID	Version	Rule ID	IA Controls	Severity
V-26476	WN08-UR-000009	SV-48527r2_rule	ECLP-1	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
Windows 8 / 8.1 Security Technical Implementation Guide	2016-06-08

Details

Check Text ( C-45178r1_chk )
Analyze the system using the Security Configuration and Analysis snap-in. (See "Performing Analysis with the Security Configuration and Analysis Snap-in" in the STIG Overview document.) Expand the Security Configuration and Analysis tree view. Navigate to 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

Check Text ( C-45178r1_chk )

Analyze the system using the Security Configuration and Analysis snap-in. (See "Performing Analysis with the Security Configuration and Analysis Snap-in" in the STIG Overview document.)
Expand the Security Configuration and Analysis tree view.
Navigate to 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-41650r1_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