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.idefense.com/application/poi/display?id=114&type=vulnerabilities http://www.vuxml.org/freebsd/4aec9d58-ce7b-11d8-858d-000d610a3b12.html

The following package is affected: SSLtelnet CVE-2004-0640 Format string vulnerability in the SSL_set_verify function in telnetd.c for SSLtelnet daemon (SSLtelnetd) 0.13 allows remote attackers to execute arbitrary code.