Big Sur - Disable Guest Access to Shared SMB Folders

Information

Guest access to shared Server Message Block (SMB) folders _MUST_ be disabled.

Turning off guest access prevents anonymous users from accessing files shared via SMB.

Solution

[source,bash]
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/usr/sbin/sysadminctl -smbGuestAccess off
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See Also

https://github.com/usnistgov/macos_security

Item Details

Category: ACCESS CONTROL

References: 800-53|AC-2, 800-53|AC-2(9), CCE|CCE-85319-2

Plugin: Unix

Control ID: 75de6bb48d40701cb0206f4b288aa6d460750b820d8691d862c3064dcb4e2041