Describe CVE-2008-4299.
What is CVE-2008-4299?
A certain ActiveX control in the Microsoft Internet Authentication Service (IAS) Helper COM Component in iashlpr.dll allows remote attackers to cause a denial of service (browser crash) via a large integer value in the first argument to the PutProperty method.  NOTE: this issue was disclosed by an unreliable researcher, so it might be incorrect..