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V-278027

CAT II (Medium)

Windows Server 2025 FTP servers must be configured to prevent anonymous logons.

Rule ID

SV-278027r1181803_rule

STIG

Microsoft Windows Server 2025 Security Technical Implementation Guide

Version

V1R1

CCIs

CCI-000366

Discussion

The FTP service allows remote users to access shared files and directories. Allowing anonymous FTP connections makes user auditing difficult. Using accounts that have administrator privileges to log on to FTP risks that the userid and password will be captured on the network and give administrator access to an unauthorized user.

Check Content

If FTP is not installed on the system, this is not applicable.

Open Internet Information Services (IIS) Manager.

Select the server.

Double-click "FTP Authentication".

If the "Anonymous Authentication" status is "Enabled", this is a finding.

Fix Text

Configure the FTP service to prevent anonymous logons.

Open IIS Manager.

Select the server.

Double-click "FTP Authentication".

Select "Anonymous Authentication".

Select "Disabled" under "Actions".