The remote host is missing an update to the system as announced in the referenced advisory.

Update your system with the appropriate patches or software upgrades. http://www.osvdb.org/7239 http://marc.theaimsgroup.com/?l=bugtraq&m=108787373022844 http://www.vuxml.org/freebsd/a4815970-c5cc-11d8-8898-000d6111a684.html

The following package is affected: rssh CVE-2004-0609 rssh 2.0 through 2.1.x expands command line arguments before entering a chroot jail, which allows remote authenticated users to determine the existence of files in a directory outside the jail.