fixup RHOST/RPORT expectations if only URI is set

Author: busterb

modules/exploits/linux/misc/drb_remote_codeexec.rb

@@ -104,8 +104,6 @@ def method_syscall(p)
     end
 
     register_file_for_cleanup(filename) if filename
-    #print_status("payload executed from file #{filename}") unless filename.nil?
-    #print_status("make sure to remove that file") unless filename.nil?
   end
 
   def exploit
@@ -121,6 +119,7 @@ def exploit
 
     unless datastore['URI'].blank?
       serveruri = datastore['URI']
+      (datastore['RHOST'], datastore['RPORT']) = serveruri.sub(/druby:\/\//i, '').split(':')
     else
       serveruri = "druby://#{datastore['RHOST']}:#{datastore['RPORT']}"
     end