Versions prior to 1.4.2.1 of the ArGoSoft FTP server will disclose whether or not a supplied username is valid or not. A login name supplied with the USER command will not be accepted unless it is valid.
Versions prior to 1.4.2.1 of the ArGoSoft FTP server will disclose whether or not a supplied username is valid or not. A login name supplied with the USER command will not be accepted unless it is valid.