Summary
The remote host is missing an update as announced
via advisory SSA:2003-346-01.
Solution
https://secure1.securityspace.com/smysecure/catid.html?in=SSA:2003-346-01
Insight
lftp is a file transfer program that connects to other hosts using FTP, HTTP, and other protocols.
A security problem with lftp has been corrected with the release of lftp-2.6.10. New packages are available for Slackware 8.1, 9.0, 9.1, and -current. Any sites using lftp should upgrade to the new packages.