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://secunia.com/advisories/21171/ http://aluigi.altervista.org/adv/freecivx-adv.txt http://www.vuxml.org/freebsd/2d9ad236-4d26-11db-b48d-00508d6a62df.html

The following packages are affected: freeciv freeciv-gtk freeciv-gtk2 freeciv-nox11