Advisory: Reflecting XSS vulnerability in CMS PHPKit WCMS v. 1.6.6 Advisory ID: SROEADV-2014-07 Author: Steffen Rösemann Affected Software: CMS PHPKit WCMS v. 1.6.6 [Build: 1660014] Vendor URL: http://www.phpkit.com/de/ Vendor Status: did not respond to issue CVE-ID: - ========================== Vulnerability Description: ========================== The poll archive in the administrative backend of CMS PHPKit WCMS v. 1.6.6 is prone to reflecting XSS attacks. ================== Technical Details: ================== The poll archive is located in the following URL in a common PHPKit WCMS installation: http://{TARGET}/upload_files/pk/include.php?path=pollarchive&result=1 By appending arbitrary HTML- and/or JavaScriptcode to the parameter "result", it gets rendered and reflects back on the webpage. Exploit-Example: http:// {TARGET}/upload_files/pk/include.php?path=pollarchive&result=1%22%3E%3Cscript%3Ealert%28document.cookie%29%3C/script%3E%3C!-- ========= Solution: ========= Vendor did neither respond to issue nor published a solution for this vulnerability. ==================== Disclosure Timeline: ==================== 29-Dec-2014 – found the vulnerability 29-Dec-2014 - informed the developers 29-Dec-2014 – release date of this security advisory [without technical details] 12-Jan-2015 - release date of this security advisory 12-Jan-2015 - send to lists ======== Credits: ======== Vulnerability found and advisory written by Steffen Rösemann. =========== References: =========== [1] http://www.phpkit.com/de/ [2] http://sroesemann.blogspot.de/2014/12/sroeadv-2014-07.html [3] http://sroesemann.blogspot.de/2015/01/report-for-advisory-sroeadv-2014-07.html