Network misconfigurations

Ensure no Network ACLs allow ingress from 0.0.0.0/0 to SSH port (22)

Risk Level

Informational (4)

Platform(s)
Compliance Frameworks

Description

The Network Access Control List (NACL) function provide stateless filtering of ingress and egress network traffic to AWS resources. It is recommended that no NACL allows unrestricted ingress access to remote server administration ports, such as SSH to port 22
  • Recommended Mitigation

    Edit the Network ACL Rules for {AwsEc2NetworkAcl} to disallow SSH traffic from 0.0.0.0/0