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Unauthorized accounts will not have the "Impersonate a client after authentication" user right.


Overview

Finding ID Version Rule ID IA Controls Severity
V-26490 WINUR-000025 SV-35945r1_rule ECLP-1 Medium
Description
Inappropriate granting of user rights can provide system, administrative, and other high level capabilities. The "Impersonate a client after authentication" right allows a program to impersonate a user or other account to run on their behalf. An attacker could potentially use this to elevate privileges.
STIG Date
Windows 7 Security Technical Implementation Guide 2013-07-03

Details

Check Text ( C-33908r1_chk )
Analyze the system using the Security Configuration and Analysis snap-in.
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 “Impersonate a client after authentication” right, this is a finding:

Administrators
Service
Local Service
Network Service
Fix Text (F-29597r1_fix)
Configure the policy value for Computer Configuration -> Windows Settings -> Security Settings -> Local Policies -> User Rights Assignment -> "Impersonate a client after authentication" as defined in the Check section.