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://silcnet.org/docs/changelog/SILC%20Toolkit%201.1.10 http://www.openwall.com/lists/oss-security/2009/09/03/5 http://www.vuxml.org/freebsd/24aa9970-9ccd-11de-af10-000c29a67389.html

The following package is affected: silc-toolkit CVE-2009-3051 Multiple format string vulnerabilities in lib/silcclient/client_entry.c in Secure Internet Live Conferencing (SILC) Toolkit before 1.1.10, and SILC Client before 1.1.8, allow remote attackers to execute arbitrary code via format string specifiers in a nickname field, related to the (1) silc_client_add_client, (2) silc_client_update_client, and (3) silc_client_nickname_format functions.