Changes are coming to https://stigviewer.com.
Take our survey to help us understand your usage and how we can better serve you in the future.
Take Survey
Insecure logons to an SMB server must be disabled.
Overview
| Finding ID | Version | Rule ID | IA Controls | Severity |
|---|---|---|---|---|
| V-73507 | WN16-CC-000080 | SV-88159r1_rule | Medium |
| Description |
|---|
| Insecure guest logons allow unauthenticated access to shared folders. Shared resources on a system must require authentication to establish proper access. |
| STIG | Date |
|---|---|
| Windows Server 2016 Security Technical Implementation Guide | 2018-03-07 |
Details
| Check Text ( C-73581r1_chk ) |
|---|
| If the following registry value does not exist or is not configured as specified, this is a finding. Registry Hive: HKEY_LOCAL_MACHINE Registry Path: \SOFTWARE\Policies\Microsoft\Windows\LanmanWorkstation\ Value Name: AllowInsecureGuestAuth Type: REG_DWORD Value: 0x00000000 (0) |
| Fix Text (F-79949r1_fix) |
|---|
| Configure the policy value for Computer Configuration >> Administrative Templates >> Network >> Lanman Workstation >> "Enable insecure guest logons" to "Disabled". |