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XCCDF
Active Directory Domain Security Technical Implementation Guide
SRG-OS-000480
The domain functional level must be at a Windows Server version still supported by Microsoft.
The domain functional level must be at a Windows Server version still supported by Microsoft.
An XCCDF Rule
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The domain functional level must be at a Windows Server version still supported by Microsoft.
Medium Severity
<VulnDiscussion>Domains operating at functional levels below Windows Server versions no longer supported by Microsoft reduce the level of security in the domain and forest as advanced features of the directory are not available. This also prevents the addition of domain controllers to the domain using Windows Server versions prior to the current domain functional level.</VulnDiscussion><FalsePositives></FalsePositives><FalseNegatives></FalseNegatives><Documentable>false</Documentable><Mitigations></Mitigations><SeverityOverrideGuidance></SeverityOverrideGuidance><PotentialImpacts></PotentialImpacts><ThirdPartyTools></ThirdPartyTools><MitigationControl></MitigationControl><Responsibility></Responsibility><IAControls></IAControls>