This is a vulnerability checking script for Recon-NG that looks for hosts with a Dot Net Nuke fcklinkgallery page that allows for a remote shell upload.
You can download it from the following link: https://packetstormsecurity.com/files/download/123774/dnn_fcklinkgallery.py.txt
Source: https://packetstormsecurity.com/files/123774/Dot-Net-Nuke-File-Upload-Checker-For-Recon-NG.html

