The remote host is missing an update to qt3 announced via advisory TLSA-2007-30.
Qt is a complete and well-designed multi-platform object-oriented framework for developing graphical user interface (GUI) applications using C++.
The UTF-8 decoder does not reject long UTF-8 sequences as required by the standard, which allows remote attackers to conduct cross-site scripting (XSS).
These vulnerabilities may allow remote attackers to conduct cross-site scripting.