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Powerline.io infinite score and length

Exploits debugging capabilities in the Powerline.io server to grant infinite score and length

  1. // ==UserScript==
  2. // @name         Powerline.io infinite score and length
  3. // @namespace    http://tampermonkey.net/
  4. // @version      1
  5. // @description  Exploits debugging capabilities in the Powerline.io server to grant infinite score and length
  6. // @author       ww
  7. // @match        http://powerline.io/*
  8. // @grant        unsafeWindow
  9. // ==/UserScript==
  10.  
  11. (() => {
  12. 	var _WebSocket = unsafeWindow.WebSocket; // Copy the WebSocket constructor (to be hooked)
  13. 	let ws = null, // Current WebSocket the client is connected to
  14. 		handshakeCompleted = false; // whether or not the initial client handshake is complete
  15. 	unsafeWindow.WebSocket = function(address, protocol) {
  16. 		ws = new _WebSocket(address, protocol);
  17. 		var _send = ws.send; // Copy native send method
  18. 		ws.send = function() { // Intercept outgoing traffic
  19. 			const msg = new Uint8Array(arguments[0]);
  20. 			if (msg[0] == 1) { // If the first byte of the packet is 1, the packet is a handshake packet
  21. 				msg[0] = 171; // Change the byte to '171' which is the byte needed to enable debugging server-side
  22. 				console.log('Modified handshake packet and enabled debugging.');
  23. 				handshakeCompleted = true;
  24. 				arguments[0] = msg.buffer; // Re-encode Uint8Array to ArrayBuffer
  25. 			}
  26. 			return _send.apply(this, arguments); // Call native send method within the context of this WebSocket.
  27. 		}
  28. 		console.log('Modified WebSocket with address', address);
  29. 		return ws;
  30. 	}
  31. 	setInterval(() => {
  32. 		if (ws && handshakeCompleted) { // If the WebSocket exists and the handshake is completed
  33. 			/*
  34. 				To increase your score, length, and speed as a debug client
  35. 				all that's needed is to send a one-byte packet that consists of 0x9
  36. 			*/
  37. 			const packet = new Uint8Array([0x9]).buffer;
  38. 			ws.send(packet); // Send the packet
  39. 		}
  40. 	}, 100); // 100ms to unite network performance and score generation
  41. })();