Maybe that timeout is needed.....

modules/exploits/multi/ssh/sshexec.rb

@@ -134,7 +134,14 @@ def initialize
 
   def execute_command(cmd, opts = {})
     vprint_status("Executing #{cmd}")
-    self.ssh_socket.exec!("#{cmd}\n")
+    begin
+      Timeout.timeout(5) do
+        self.ssh_socket.exec!("#{cmd}\n")
+      end
+    rescue Timeout::Error
+      print_error("SSH Timeout Exception will say the Exploit Failed; do not believe it.")
+      print_good("You will likely still get a shell; run sessions -l to be sure.")
+    end
   end
 
   def do_login(ip, user, pass, port)
@@ -148,9 +155,8 @@ def do_login(ip, user, pass, port)
       proxy:           factory,
       non_interactive: true
     }
-    if (datastore['SSH_DEBUG'])
-      opt_hash[:verbose] = :debug
-    end
+
+    opt_hash[:verbose] = :debug if (datastore['SSH_DEBUG'])
 
     begin
       self.ssh_socket = Net::SSH.start(ip, user, opt_hash)