Directory traversal vulnerability in Seagull Software Systems J Walk application server 3.2C9, and other versions before 3.3c4, allows remote attackers to read arbitrary files via a ".%252e" (encoded dot dot) in the URL.
https://exchange.xforce.ibmcloud.com/vulnerabilities/11623
http://www.securitytracker.com/id?1006378
http://www.securityfocus.com/bid/7160
http://www.irmplc.com/advisory/adv5.htm
http://secunia.com/advisories/8411
http://archives.neohapsis.com/archives/bugtraq/2003-03/0357.html