Microsoft network client: Send unencrypted password to third-party SMB servers

Information

Microsoft network client: Send unencrypted password to connect to third-party SMB servers

If this security setting is enabled, the Server Message Block (SMB) redirector is allowed to send plaintext passwords to non-Microsoft SMB servers that do not support password encryption during authentication.

Sending unencrypted passwords is a security risk.

Default: Disabled.

Solution

Policy Path: Security Options
Policy Setting Name: Microsoft network client: Send unencrypted password to third-party SMB servers

See Also

https://techcommunity.microsoft.com/t5/microsoft-security-baselines/security-baseline-final-for-windows-10-v1809-and-windows-server/ba-p/701082/

Item Details

Category: SYSTEM AND INFORMATION INTEGRITY

References: 800-53|SI-5, CSCv6|13

Plugin: Windows

Control ID: e658b07aa1316e2ed4bc5e5552a5a9d3bccec4628f43c4ab4ec34bea475f32b7