Vulnerability Discussion
The "rsh" package provides a client for several obsolete and insecure network services. Removing it decreases the risk of accidental (or intentional) use of those services.
Check
Verify that the rsh package is not installed with the following command:
$ dnf list --installed rsh
Error: No matching Packages to list
If the "rsh" package is installed, this is a finding.
Fix
Remove the rsh package with the following command:
$ dnf remove rsh