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Windows Server 2019 must not have the TFTP Client installed.


Overview

Finding ID Version Rule ID IA Controls Severity
V-205681 WN19-00-000370 SV-205681r569188_rule Medium
Description
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.
STIG Date
Microsoft Windows Server 2019 Security Technical Implementation Guide 2022-03-01

Details

Check Text ( C-5946r354961_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-5946r354962_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.