Directory traversal vulnerability in the TVT TD-2308SS-B DVR with firmware 3.2.0.P-3520A-00 and earlier allows remote attackers to read arbitrary files via .. (dot dot) in the URI.
http://www.kb.cert.org/vuls/id/785838
http://alguienenlafisi.blogspot.com/2013/10/dvr-tvt-directory-traversal.html