Re: Remote overflow in MSIE script action handlers (mshtml.dll)

["Hariharan" <harij22@xxxxxxxxx>]

This does not repro on IE7 though

-Hariharan

----- Original Message ----- 
From: "Michal Zalewski" <lcamtuf@xxxxxxxxxxxx>
To: "Daniel Bonekeeper" <thehazard@xxxxxxxxx>
Cc: <bugtraq@xxxxxxxxxxxxxxxxx>; <vulnwatch@xxxxxxxxxxxxx>; 
<full-disclosure@xxxxxxxxxxxxxxxxx>
Sent: Friday, March 17, 2006 2:43 AM
Subject: Re: Remote overflow in MSIE script action handlers (mshtml.dll)


> On Thu, 16 Mar 2006, Daniel Bonekeeper wrote:
>
> > BTW, tested the POC on MSIE (File Version = 6.00.2900.2180
> > (xpsp_sp2_rtm.040803-2158)) with mshtml.dll (6.00.2900.2802
> > (xpsp_sp2_gdr.051123-1230)) and it didn't worked.
>
> Daniel followed up with me in private and confirmed that the PoC *did*
> work for him when he followed certain additional instructions: because the
> attack depends on memory layout and usage, to get consistent results, be
> sure to close *all* MSIE windows, then go to Start -> Run... and type:
>
>  iexplore http://lcamtuf.coredump.cx/iedie.html
>
> That should crash the browser immediately, because there are no other
> buffers nearby to "absorb" the initial fencepost. Still, if no dice, try
> hitting 'Reload' a couple of times.
>
> /mz