Informational (4)
Recommended Mitigation
Ensure security groups in your account are configured to allow access to TCP port 139 and UDP ports 137 and 138 (NetBIOS) from specific IP addresses only. More details can be found in <a href="https://docs.aws.amazon.com/AWSEC2/latest/UserGuide/authorizing-access-to-an-instance.html" target="_blank" rel="noopener noreferrer">https://docs.aws.amazon.com/AWSEC2/latest/UserGuide/authorizing-access-to-an-instance.html</a>