Multiple cross-site scripting (XSS) vulnerabilities in Synology Disk Station 2.x before DSM3.0-1337 allow remote attackers to inject arbitrary web script or HTML by connecting to the FTP server and providing a crafted (1) USER or (2) PASS command, which is written by the FTP logging module to a web-interface log window, related to a "web commands injection" issue.
http://www.securityfocus.com/archive/1/513970/100/0/threaded