Directory traversal vulnerability in Rhino Software, Inc. FTP Voyager 15.2.0.11, and possibly earlier, allows remote FTP servers to write arbitrary files via a "..\" (dot dot backslash) in a filename.
Stack-based buffer overflow in Rhino Software, Inc. FTP Voyager 14.0.0.3 and earlier allows remote servers to cause a denial of service (crash) via a long response to a CWD command, which triggers the overflow when the user aborts the command.
FTP Voyager ActiveX control before 8.0, when it is marked as safe for scripting (the default) or if allowed by the IObjectSafety interface, allows remote attackers to execute arbitrary commands.