There are multiple stack overflows in the RichFX nprfxins.dll ActiveX Control. I almost positive that this control was installed with RealNetworks RealPlayer. This was tested on Windows XP SP2 fully patched and IE6. This control is marked safe for scripting. I have not tested code execution. PoC as follows: ------------ ------------ Elazar _______________________________________________ Full-Disclosure - We believe in it. Charter: http://lists.grok.org.uk/full-disclosure-charter.html Hosted and sponsored by Secunia - http://secunia.com/