NcFTP client 3.1.6 and 3.1.7, when the username and password are included in an FTP URL that is provided on the command line, allows local users to obtain sensitive information via "ps aux," which displays the URL in the process list.

Directory traversal vulnerabilities in multiple FTP clients on UNIX systems allow remote malicious FTP servers to create or overwrite files as the client user via filenames containing /absolute/path or .. (dot dot) sequences.