Windows Server 2019 insecure logons to an SMB server must be disabled.
An XCCDF Rule
Description
Insecure guest logons allow unauthenticated access to shared folders. Shared resources on a system must require authentication to establish proper access.
- ID
- SV-205861r991589_rule
- Version
- WN19-CC-000070
- Severity
- Medium
- References
- Updated
Remediation Templates
A Manual Procedure
Configure the policy value for Computer Configuration >> Administrative Templates >> Network >> Lanman Workstation >> "Enable insecure guest logons" to "Disabled".