Network Access: Restrict anonymous access to Named Pipes and Shares

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Allowing anonymous access to named pipes or shares provides the potential for unauthorized system access. This setting restricts access to those defined in "Network access: Named Pipes that can be accessed anonymously" and "Network access: Shares that can be accessed anonymously", both of which must be blank.

Remediation

To fix this configure the policy value for
Computer Configuration
|_ Windows Settings
|_ Security Settings
|_ Local Policies
|_ Security Options
|_ Network access: Restrict anonymous access to Named Pipes and Shares to "Enabled".

STIG
Server
2022: https://stigviewer.com/stigs/microsoft_windows_server_2022/2025-01-14/finding/V-254469
2019: https://stigviewer.com/stigs/microsoft_windows_server_2019/2025-01-15/finding/V-205725

Desktop
W11: https://stigviewer.com/stigs/microsoft_windows_11/2024-09-12/finding/V-253456
W10: https://stigviewer.com/stigs/microsoft_windows_10/2024-11-25/finding/V-220932