Re: installing latest Critical update on Windows XP

From: Roger Abell (mvpNOSpam_at_asu.edu)
Date: 07/03/04


Date: Sat, 3 Jul 2004 00:13:43 -0700

If you do not do database development or have installed
applications that use IE as a frontend interface, then you
will likely only experience interception of attempts to
create Ado.Streams in cases where you would want them
to be intercepted/prevented.

-- 
Roger Abell
Microsoft MVP (Windows Server System: Security)
MCSE (W2k3,W2k,Nt4)  MCDBA
"Bob Epstein" <anonymous@discussions.microsoft.com> wrote in message
news:2521601c460c4$eaee5180$a601280a@phx.gbl...
> I just went to the update section and was told to
> download the update to add a registry key to I believe
> disable the adodb.stream so my computer would be safe
> from a possible outside control of my computer. Here is
> the introductory research that Im pasting here to
> describe why this download is deemed necesary. Im quite
> sure other users of XP have also received this and prob
> is ok or else the update would not have been recommended
> but here it is for someone to give me some much needed
> help before I download it!!!
>
> An ADO stream object represents a file in memory. The
> stream object contains several methods for reading and
> writing binary files and text files. When this by-design
> functionality is combined with known security
> vulnerabilities in Microsoft Internet Explorer, an
> Internet Web site could execute script from the Local
> Machine zone. This behavior occurs because the
> ADODB.Stream object permits access to the hard disk when
> the ADODB.Stream object is hosted in Internet Explorer.
>
> Here is more information:
>
> MORE INFORMATION
> Any line-of-business Web application that requires a file
> to be loaded or to be saved to the hard disk may use the
> ADODB.Stream object in Internet Explorer. For example, if
> an intranet server hosts a form that an employee must
> download and fill out, the ADODB.Stream object is used to
> obtain the file and to save the file locally. After the
> user edits the file locally and submits the file back to
> the server, the ADODB.Stream object is used to read the
> file from the local hard disk and to send the file back
> to the server. We strongly recommend that you use
> different methods to provide this functionality. For
> example, you may use an application or a control that
> requires the user to deliberately access the hard disk.
> Now I dont know if the above paragraph applies to me
> since Im not a business but the last thing the article
> said was this:
>
> After you apply the update, you will receive the
> following error message when you try to use an ADO stream
> object from an HTML page in Internet Explorer:
>
> ActiveX component can't create object: 'ADODB.Stream'
>
> If you are running an application in a corporate intranet
> environment, and the corporate intranet environment
> currently uses the ADODB.Stream object with Internet
> Explorer, applying this update may cause the application
> to break. To restore application functionality, Microsoft
> recommends that you first set your Internet Explorer
> browser security level to High, and then you must clear
> the compatibility flag of the ADODB.Stream object. Now Im
> not running an app in a corporate environment but my
> question is if I do the download will I have trouble
> using an ADO Stream object from certain HTML pages or
> will I not have to worry about this. In other words will
> I have any aggravation from any disabling features not
> being able to use my computer to its full extent because
> I certainly do not want any error messages to come up!!!
> I dont pretend to understand most of this so I hope
> someone can explain it to me and let me know if I can
> download the update without fear of losing any
> functionality on the computer especially when viewing
> certain web pages. I trust someone understands all of
> this and can help me as soon as possible.  Thank you very
> much!!!!
>
>
>
>
>


Relevant Pages

  • installing latest Critical update on Windows XP
    ... describe why this download is deemed necesary. ... the ADODB.Stream object is hosted in Internet Explorer. ... to be loaded or to be saved to the hard disk may use the ... different methods to provide this functionality. ...
    (microsoft.public.windowsxp.security_admin)
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