Directory traversal vulnerability in download.php in Academic Web Tools (AWT YEKTA) 1.4.3.1, and 1.4.2.8 and earlier, allows remote attackers to read arbitrary files via a .. (dot dot) in the dfile parameter.
https://exchange.xforce.ibmcloud.com/vulnerabilities/43175
http://www.securityfocus.com/bid/29813
http://www.securityfocus.com/archive/1/493472/100/0/threaded