The remote host is missing an update to horde2 announced via advisory DSA 914-1. A vulnerability has been discovered in horde2, a web application suite, that allows attackers to insert arbitary script code into the error web page. The old stable distribution (woody) does not contain horde2 packages.

For the stable distribution (sarge) this problem has been fixed in version 2.2.8-1sarge1. For the unstable distribution (sid) this problem has been fixed in version 2.2.9-1. We recommend that you upgrade your horde2 package. https://secure1.securityspace.com/smysecure/catid.html?in=DSA%20914-1