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Windows Server 2019 must not have the TFTP Client installed.


Finding ID Version Rule ID IA Controls Severity
V-93389 WN19-00-000370 SV-103475r1_rule Medium
Unnecessary services increase the attack surface of a system. Some of these services may not support required levels of authentication or encryption or may provide unauthorized access to the system.
Windows Server 2019 Security Technical Implementation Guide 2020-06-15


Check Text ( C-92705r1_chk )
Open "PowerShell".

Enter "Get-WindowsFeature | Where Name -eq TFTP-Client".

If "Installed State" is "Installed", this is a finding.

An Installed State of "Available" or "Removed" is not a finding.
Fix Text (F-99633r1_fix)
Uninstall the "TFTP Client" feature.

Start "Server Manager".

Select the server with the feature.

Scroll down to "ROLES AND FEATURES" in the right pane.

Select "Remove Roles and Features" from the drop-down "TASKS" list.

Select the appropriate server on the "Server Selection" page and click "Next".

Deselect "TFTP Client" on the "Features" page.

Click "Next" and "Remove" as prompted.