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://drupal.org/files/sa-2006-024/advisory.txt http://drupal.org/drupal-4.7.4 http://www.vuxml.org/freebsd/b2383758-5f15-11db-ae08-0008743bf21a.html

The following package is affected: drupal