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://xforce.iss.net/xforce/xfdb/55903
http://secunia.com/advisories/38349
http://secunia.com/advisories/38292
http://www.vuxml.org/freebsd/8675efd5-e22c-11e1-a808-002354ed89bc.html
Insight
The following packages are affected:
sudosh2
sudosh3