browser_461743_sample.html (2192B)
1 <!-- Testcase originally by <moz_bug_r_a4@yahoo.com> --> 2 3 <!DOCTYPE html> 4 <title>Test for bug 461743</title> 5 6 <body> 7 <iframe src="data:text/html;charset=utf-8,empty"></iframe> 8 <iframe></iframe> 9 10 <script type="application/javascript"> 11 var chromeUrl = "chrome://global/content/mozilla.html"; 12 var exploitUrl = "javascript:try { document.body.innerHTML = Components.utils.reportError; } catch (ex) { }"; 13 14 var loadCount = 0; 15 frames[0].addEventListener("DOMContentLoaded", handleLoad); 16 frames[1].addEventListener("DOMContentLoaded", handleLoad); 17 function handleLoad() { 18 if (++loadCount < 2) 19 return; 20 frames[0].removeEventListener("DOMContentLoaded", handleLoad); 21 frames[1].removeEventListener("DOMContentLoaded", handleLoad); 22 23 var flip = 0; 24 MutationEvent.prototype.toString = function() { 25 return flip++ == 0 ? chromeUrl : exploitUrl; 26 }; 27 28 var href = Object.getOwnPropertyDescriptor(Object.getPrototypeOf(frames[1].location), "href").get; 29 var loadChrome = { handleEvent: href }; 30 var loadExploit = { handleEvent: href }; 31 32 function delay() { 33 var xhr = new XMLHttpRequest(); 34 xhr.open("GET", location.href, false); 35 xhr.send(null); 36 } 37 function done() { 38 var event = new MessageEvent("461743", { bubbles: true, cancelable: false, 39 data: "done", origin: location.href, 40 source: window }); 41 document.dispatchEvent(event); 42 frames[0].document.removeEventListener("DOMNodeInserted", loadChrome, true); 43 frames[0].document.removeEventListener("DOMNodeInserted", delay, true); 44 frames[0].document.removeEventListener("DOMNodeInserted", loadExploit, true); 45 frames[0].document.removeEventListener("DOMNodeInserted", done, true); 46 } 47 48 frames[0].document.addEventListener("DOMNodeInserted", loadChrome, true); 49 frames[0].document.addEventListener("DOMNodeInserted", delay, true); 50 frames[0].document.addEventListener("DOMNodeInserted", loadExploit, true); 51 frames[0].document.addEventListener("DOMNodeInserted", done, true); 52 53 frames[0].document.designMode = "on"; 54 } 55 </script> 56 </body>