bugtraq - Re: [Full-disclosure] Firefox: serious cookie stealing / same-domain bypass vulnerability

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Message-ID: <Pine.LNX.4.58.0702151556500.5750@dione>
Date: Thu, 15 Feb 2007 15:58:47 +0100 (CET)
From: Michal Zalewski <lcamtuf@...ne.ids.pl>
To: "pdp (architect)" <pdp.gnucitizen@...glemail.com>
Cc: bugtraq@...urityfocus.com, full-disclosure@...ts.grok.org.uk
Subject: Re: [Full-disclosure] Firefox: serious cookie stealing / same-domain
 bypass vulnerability

On Thu, 15 Feb 2007, pdp (architect) wrote:

> I wander whether we can execute code on about:config or about:cache.

Actually, there are several odd problems related to location updates and
location.hostname specifically, including one scenario that apparently
makes the script run with document.location in about: namespace.

I did not research them any further, so I can't say if they're
exploitable - but you can see a demo here, feel free to poke around:

  http://lcamtuf.coredump.cx/fftests.html

Cheers,
/mz
http://lcamtuf.coredump.cx/