Full Disclosure: Re: Buffer Overflow in dnsmap 0.22 - DNS Network Mapper by pagvac (gnucitizen.org)

[Jason Starks <jstarks440 () gmail com>]

Sweet. If that is true, you should get to work on an actual exploit right
away. We wouldn't want the immortal ./ segmentation fault doesn't affect
your stature on this list.

On Wed, Feb 25, 2009 at 11:24 AM, srl <security.research.labs () gmail com>wrote:

> Dear Jason Starks,
>
> It can be exploited remote via XXS it the attack vectors API's and
> framework made by PDP, btw great work PDP and gnucitizen.org security
> team, keep up the good work. I now try to attach gdb to javascript to do
> remove exploatation of dnsmap
>
>
>
> On Wed, Feb 25, 2009 at 6:10 PM, Jason Starks <jstarks440 () gmail com>wrote:
>
> > I'm going to say dnsmap isn't suid or sguid, and a segmentation fault can
> > occur after triggering a simple programming error (you've shown no signs of
> > code execution). Terrrrrrrific.
> >
> > On Wed, Feb 25, 2009 at 10:36 AM, srl <security.research.labs () gmail com>wrote:
> >
> > >  Security Advisory:
> > >
> > > PRODUCT
> > > ************
> > > http://www.gnucitizen.org/blog/new-version-of-dnsmap-out/
> > > http://www.gnucitizen.org/static/blog/2009/02/dnsmap-022.tar
> > >
> > > This this is a great tool, used by the two pentesters, pagvac and pdp
> > >
> > > TECHNICAL DESCRIPTION
> > > ********************************
> > > A local buffer overflow exist in dnsmap 0.22.
> > > $ dnsmap -r `perl -e 'print "A"x250'`
> > > dnsmap 0.22 - DNS Network Mapper by pagvac (gnucitizen.org)
> > >
> > > Segmentation fault
> > >
> > > SOLUTION
> > > *************
> > > Wait until pagvac will learn about strncpy().
> > >
> > >
> > >
> > >
> > >
> > >
> > >
> > >
> > >
> > >
> > >
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