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Re: [Dailydave] A 3 a.m. Riddle

From: Nicolas Waisman (nicolas.waismanimmunitysec.com)
Date: Wed May 30 2007 - 10:00:38 CDT


Sounds like a good option, but not a reliable one, cause you need to know
the address of where that NULL terminator is. (And then, you will be end
up relying on addys)
 Is there a generic address we can ++?

Nico

On Wed, May 30, 2007 at 02:27:30PM +0100, Chris Anley wrote:
> How about using the increment to remove the null terminator on the end of a string? Maybe that way you could turn the increment into a more conventional overflow or format string?
>
> -chris.
>
>
> ----- Original Message -----
> From: dailydave-bounceslists.immunitysec.com <dailydave-bounceslists.immunitysec.com>
> To: dailydavelists.immunitysec.com <dailydavelists.immunitysec.com>
> Sent: Wed May 30 07:13:10 2007
> Subject: [Dailydave] A 3 a.m. Riddle
>
> Lets have a fun riddle to cheer up the spirit ( Mate at 11pm, its all
> night insomnia.)
>
> The riddle: Let said you are trying to exploit a remote service on an
> old Windows 2000 (whatever SP you want) and the primitive is the following
> inc [edi] // you control edi
>
> What would be the best option for edi?
>
>
> Nico
>
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