The remote host is missing an update to the system as announced in the referenced advisory.
The following package is affected: gftp
CVE-2005-0372 Directory traversal vulnerability in gftp 2.0.18 and earlier for GTK+ allows remote malicious FTP servers to read arbitrary files via .. (dot dot) sequences in filenames returned from a LIST command.
Solution: Update your system with the appropriate patches or software upgrades.