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://codeigniter.com/bug_tracker/bug/6068/
http://www.vuxml.org/freebsd/83574d5a-f828-11dd-9fdf-0050568452ac.html
Insight
The following package is affected: codeigniter