Vulnerability ID: HTB22625 Reference: http://www.htbridge.ch/advisory/directory_traversal_vulnerability_in_ftp_vo yager.html Product: FTP Voyager Vendor: Rhino Software ( http://www.ftpvoyager.com/ ) Vulnerable Version: 15.2.0.11 and Probably Prior Versions Vendor Notification: 22 September 2010 Vulnerability Type: Directory Traversal Vulnerability Status: Not Fixed, Vendor Alerted, Awaiting Vendor Response Risk level: High Credit: High-Tech Bridge SA - Ethical Hacking & Penetration Testing(http://www.htbridge.ch/) Vulnerability Details: When exploited, this vulnerability allows an anonymous attacker to write files tospecified locations on a user's system. The FTP client does not properly sanitise filenames containing directory traversalsequences that are received from an FTP server, for example file named as"..\..\..\..\..\..\..\somefile.exe". By tricking a user to download a directory from a malicious FTP server that containsfiles with backslash directory traversal sequences in their filenames, an attackercan potentially write files into a user's Startup folder to execute malicious codewhen the user logs on.