Directory traversal vulnerability in the Highslide JS (com_hsconfig) component 1.5 and 2.0.9 for Joomla! allows remote attackers to read arbitrary files via a .. (dot dot) in the controller parameter to index.php. NOTE: some of these details are obtained from third party information.
https://euvd.enisa.europa.eu/vulnerability/EUVD-2010-1343
http://www.securityfocus.com/bid/39239
http://www.exploit-db.com/exploits/12086
http://secunia.com/advisories/39359
http://packetstormsecurity.org/1004-exploits/joomlahsconfig-lfi.txt