Information
Windows Server 2016 must be configured to prevent anonymous users from having the same permissions as the Everyone group.
GROUP ID: V-225047
RULE ID: SV-225047r991589
Access by anonymous users must be restricted. If this setting is enabled, anonymous users have the same rights and permissions as the built-in Everyone group. Anonymous users must not have these permissions or rights.
Solution
Configure the policy value for
Computer Configuration >> Windows Settings >> Security Settings >> Local Policies >> Security Options >> 'Network access: Let everyone permissions apply to anonymous users'
to 'Disabled'.