The Traffic Grapher Server for NetMechanica NetDecision before 4.6.1 allows remote attackers to obtain the source code of NtDecision script files with a .nd extension via an invalid version number in an HTTP request, as demonstrated using default.nd. NOTE: some of these details are obtained from third party information.
https://exchange.xforce.ibmcloud.com/vulnerabilities/73531
http://www.netmechanica.com/news/?news_id=26