full-disclosure - *BSD banner INT overflow vulnerability

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Date: Wed, 22 Nov 2006 14:36:04 +0100
From: "Tyop?" <tyoptyop@...il.com>
To: full-disclosure@...ts.grok.org.uk
Subject:  *BSD banner INT overflow vulnerability

On 11/22/06, Sean Comeau <scomeau@...secwest.com> wrote:
> On Wed, Nov 22, 2006 at 12:25:46PM +0300, dead code crew wrote:
> >
> >  %uname -sir
> >  FreeBSD 6.1-RELEASE GENERIC
> >  %gdb banner
> >  (gdb) r -w 17000000
> >  Program received signal SIGSEGV, Segmentation fault.
> >  0x01010101 in ?? ()
>
> This doesn't crash banner on OpenBSD, and even if it did who
> cares?  What would anyone accomplish by making this setuid
> root?

$ ls -l /usr/bin/banner
-r-xr-xr-x  1 root  wheel  9576 Jul  5  2005 /usr/bin/banner
$

pfiuuu..
I'm safe. Thx a lot.

F34r da banner H4x0r.

-- 
Tyop?

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