Directory traversal vulnerability in the Advertising (com_advertising) component 0.25 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-2010-1500
http://www.exploit-db.com/exploits/12171
http://secunia.com/advisories/39410
http://packetstormsecurity.org/1004-exploits/joomlaeasyadbanner-lfi.txt