In the ABB IDAL FTP server, an authenticated attacker can traverse to arbitrary directories on the hard disk with "CWD ../" and then use the FTP server…

In the ABB IDAL FTP server, an authenticated attacker can traverse to arbitrary directories on the hard disk with "CWD ../" and then use the FTP server functionality to download and upload files. An unauthenticated attacker can take advantage of the hardcoded or default credential pair exor/exor to become an authenticated attacker.