HIGH
Source
CloudSploit
ID
open-cassandra-internode

Open Cassandra Internode

Determines if TCP port 7000 for Cassandra Internode is open to the public

While some ports such as HTTP and HTTPS are required to be open to the public to function properly, more sensitive services such as Cassandra Internode should be restricted to known IP addresses.

Restrict TCP port 7000 to known IP addresses.