The erlang port mapper daemon is used to coordinate distributed erlang instances. Should an attacker get the authentication cookie RCE is trivial. Usually, this cookie is named ".erlang.cookie" and varies on location.
To display the available options, load the module within the Metasploit console and run the commands 'show options' or 'show advanced':
Time is precious, so I don’t want to do something manually that I can automate. Leveraging the Metasploit Framework when automating any task keeps us from having to re-create the wheel as we can use the existing libraries and focus our efforts where it matters.
– Jim O’Gorman | President, Offensive Security