The remote host is missing an update to moodle announced via advisory DSA 2338-1.

https://secure1.securityspace.com/smysecure/catid.html?in=DSA%202338-1

Several cross-site scripting and information disclosure issues have been fixed in Moodle, a course management system for online learning: * MSA-11-0020 Continue links in error messages can lead offsite * MSA-11-0024 Recaptcha images were being authenticated from an older server * MSA-11-0025 Group names in user upload CSV not escaped * MSA-11-0026 Fields in user upload CSV not escaped * MSA-11-0031 Forms API constant issue * MSA-11-0032 MNET SSL validation issue * MSA-11-0036 Messaging refresh vulnerability * MSA-11-0037 Course section editing injection vulnerability * MSA-11-0038 Database injection protection strengthened For the stable distribution (squeeze), this problem has been fixed in version 1.9.9.dfsg2-2.1+squeeze2. For the unstable distribution (sid), this problem has been fixed in version 1.9.9.dfsg2-4. We recommend that you upgrade your moodle packages.