The Deny log on as a batch job user right on member servers must be configured to prevent access from highly privileged domain accounts on domain systems and from unauthenticated access on all systems.

From Windows Server 2016 Security Technical Implementation Guide

Associated with: CCI-000213

SV-88427r1_rule The Deny log on as a batch job user right on member servers must be configured to prevent access from highly privileged domain accounts on domain systems and from unauthenticated access on all systems.

Vulnerability discussion

Inappropriate granting of user rights can provide system, administrative, and other high-level capabilities.The "Deny log on as a batch job" user right defines accounts that are prevented from logging on to the system as a batch job, such as Task Scheduler.In an Active Directory Domain, denying logons to the Enterprise Admins and Domain Admins groups on lower-trust systems helps mitigate the risk of privilege escalation from credential theft attacks, which could lead to the compromise of an entire domain.The Guests group must be assigned to prevent unauthenticated access.

Check content

This applies to member servers and standalone systems. A separate version applies to domain controllers. Verify the effective setting in Local Group Policy Editor. Run "gpedit.msc". Navigate to Local Computer Policy >> Computer Configuration >> Windows Settings >> Security Settings >> Local Policies >> User Rights Assignment. If the following accounts or groups are not defined for the "Deny log on as a batch job" user right, this is a finding. Domain Systems Only: - Enterprise Admins Group - Domain Admins Group All Systems: - Guests Group

Fix text

Configure the policy value for Computer Configuration >> Windows Settings >> Security Settings >> Local Policies >> User Rights Assignment >> "Deny log on as a batch job" to include the following: Domain Systems Only: - Enterprise Admins Group - Domain Admins Group All Systems: - Guests Group

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