| Plugin Title | Open Telnet |
| Cloud | AWS |
| Category | EC2 |
| Description | Determine if TCP port 23 for Telnet is open to the public |
| More Info | While some ports such as HTTP and HTTPS are required to be open to the public to function properly, more sensitive services such as Telnet should be restricted to known IP addresses. |
| AWS Link | http://docs.aws.amazon.com/AWSEC2/latest/UserGuide/authorizing-access-to-an-instance.html |
| Recommended Action | Restrict TCP port 23 to known IP addresses |