Fastream NETFile FTP/Web Server versions 6.7.2.1085 and below suffer from input validation errors that allow malicious attackers to upload, create, and delete files in the application directory.
You can download this advisory from the following link: https://packetstormsecurity.com/files/download/33716/Fastream_advisory.txt
Source: https://packetstormsecurity.com/files/33716/Fastream_advisory.txt.html