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Date: Tue, 15 Mar 2011 14:41:24 +0100 (CET) From: advisory@...ridge.ch To: bugtraq@...urityfocus.com Subject: HTB22884: XSS vulnerability in LotusCMS Vulnerability ID: HTB22884 Reference: http://www.htbridge.ch/advisory/xss_vulnerability_in_lotuscms_1.html Product: LotusCMS Vendor: Arboroia Network ( http://www.lotuscms.org/ ) Vulnerable Version: 3.0.3 and probably prior versions Vendor Notification: 01 March 2011 Vulnerability Type: Stored XSS (Cross Site Scripting) Risk level: Medium Credit: High-Tech Bridge SA - Ethical Hacking & Penetration Testing (http://www.htbridge.ch/) Vulnerability Details: User can execute arbitrary JavaScript code within the vulnerable application. The vulnerability exists due to failure in the "core/model/SEOModel.php" script to properly sanitize user-supplied input in "seodescription" variable. Successful exploitation of this vulnerability could result in a compromise of the application, theft of cookie-based authentication credentials, disclosure or modification of sensitive data. An attacker can use browser to exploit this vulnerability. The following PoC is available: <form action="http://host/index.php?system=SEO&page=edit" method="post" name="main"> <input type="hidden" name="seokeywords" value="LotusCMS"> <input type="hidden" name="seodescription" value='description"><script>alert(document.cookie)</script>'> </form> <script> document.main.submit(); </script>
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