Network misconfigurations

Network security group rule allows unrestricted incoming access to TCP ports 20 or 21 (FTP)

Compliance Frameworks


An Azure Security Group acts as a virtual firewall for your instances to control inbound and outbound traffic. We identified the security group ""{AzureNetworkSecurityGroup}"" ({AzureNetworkSecurityGroup.NsgId}) is configured to allow inbound access to TCP port 20 or 21 (FTP) from any IP address ( or ::/0).
  • Recommended Mitigation

    Ensure security groups in your account are configured to allow access to TCP port 20 and 21 (FTP) from specific IP addresses only. More details can be found in <a href="" target="_blank" rel="noopener noreferrer"></a>