Directory traversal vulnerability in the Web TV (com_webtv) component 1.0 for Joomla! allows remote attackers to read arbitrary files and possibly have unspecified other impact via a .. (dot dot) in the controller parameter to index.php.
https://euvd.enisa.europa.eu/vulnerability/EUVD-2010-1497
http://www.vupen.com/english/advisories/2010/0858
http://www.exploit-db.com/exploits/12166
http://secunia.com/advisories/39405
http://packetstormsecurity.org/1004-exploits/joomlawebtv-lfi.txt