The application server must disable accounts when the accounts are no longer associated to a user.

Disabling expired, inactive, or otherwise anomalous accounts supports the concepts of least privilege and least functionality, which reduce the attack surface of the system.

Verify the application server disables accounts when the accounts are no longer associated to a user.

If the application server does not disable accounts when the accounts are no longer associated to a user, this is a finding.

Configure the application server to disable accounts when the accounts are no longer associated to a user.