Title

The Deny access to this computer from the network user right on domain controllers must be configured to prevent unauthenticated access. (Cat II impact)

Discussion

Inappropriate granting of user rights can provide system, administrative, and other high level capabilities. The "Deny Access from the Network" right defines the accounts that are prevented from logging on from the network. The Guests group must be assigned this right to prevent unauthenticated access.

Check Content

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 the following accounts or groups are not defined for the "Deny access to this computer from the network" right, this is a finding: Guests Group

Fix Text

Configure the policy value for Computer Configuration -> Windows Settings -> Security Settings -> Local Policies -> User Rights Assignment -> "Deny access to this computer from the network" to include the following. Guests Group

Additional Identifiers

Rule ID: SV-47871r1_rule

Vulnerability ID: V-1155

Group Title: Deny Access from the Network

Expert Comments

CCIs tied to check.

Controls tied to check. These are derived from the CCIs shown above.