Summary
The remote host is missing an update to the system as announced in the referenced advisory.
Solution
Update your system with the appropriate patches or software upgrades.
http://blog.nodejs.org/2012/05/07/http-server-security-vulnerability-please-upgrade-to-0-6-17/ http://www.vuxml.org/freebsd/a1d0911f-987a-11e1-a2ef-001fd0af1a4c.html
Insight
The following packages are affected:
node
node-devel