Jan Hutař of Red Hat reports: MongoDB on Satellite 6 is configured without a password by default, this allows local users to connect to MongoDB and cause information to be deleted.
This is now fixed in documentation: https://access.redhat.com/documentation/en/red-hat-satellite/6.2/paged/installation-guide/chapter-2-preparing-your-environment-for-installation#restricting_access_to_mongod