Unauthorized accounts must not have the Access Credential Manager as a trusted caller user right.

Overview

Finding ID	Version	Rule ID	IA Controls	Severity
V-26469	WN08-UR-000001	SV-48513r2_rule	ECLP-1	Medium

Description
Inappropriate granting of user rights can provide system, administrative, and other high level capabilities. Accounts with the "Access Credential Manager as a trusted caller" user right may be able to retrieve the credentials of other accounts from Credential Manager.

STIG	Date
Windows 8 / 8.1 Security Technical Implementation Guide	2016-06-08

Details

Check Text ( C-45164r1_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 are granted the "Access Credential Manager as a trusted caller" user right, this is a finding.

Check Text ( C-45164r1_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 are granted the "Access Credential Manager as a trusted caller" user right, this is a finding.

Fix Text (F-41636r1_fix)
Configure the policy value for Computer Configuration -> Windows Settings -> Security Settings -> Local Policies -> User Rights Assignment -> "Access Credential Manager as a trusted caller" to be defined but containing no entries (blank).