informs picserver 1.0 - Directory Traversal

                source: http://www.securityfocus.com/bid/2339/info

It is possible for a remote user to gain read access to directories and files outside the root directory of a PicServer. Requesting a specially crafted URL composed of '../' or '.../' sequences will disclose an arbitrary directory. 

http://target/../[file outside web root]
http://target/.../[file outside web root]