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://nagoya.apache.org/bugzilla/show_bug.cgi?id=31183 http://www.vuxml.org/freebsd/013fa252-0724-11d9-b45d-000c41e2cdad.html

The following packages are affected: apache mod_dav CVE-2004-0809 The mod_dav module in Apache 2.0.50 and earlier allows remote attackers to cause a denial of service (child process crash) via a certain sequence of LOCK requests for a location that allows WebDAV authoring access.