[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]
Date: Mon, 23 Nov 2009 14:51:28 -0500 (EST)
From: Josh Bressers <bressers@...hat.com>
To: oss-security@...ts.openwall.com
Cc: Thomas Biege <thomas@...e.de>, coley <coley@...re.org>
Subject: Re: CVE request: php 5.3.1 - "max_file_uploads"
[was: Re: CVE request: php 5.3.1 update]
CVE-2009-4017
PHP versions before 5.3.1 contain a flow in the way multipart/form-data
handled file upload requests. A user making a specially crafted request could
cause the web server to consume resources processing the request.
http://www.php.net/releases/5_3_1.php
http://marc.info/?l=full-disclosure&m=125871907031725&w=2
Thanks.
--
JB
----- "Jan Lieskovsky" <jlieskov@...hat.com> wrote:
> Eren Türkay wrote:
> > On Friday 20 November 2009 12:41:50 pm Thomas Biege wrote:
> >> * Added "max_file_uploads" INI directive, which can be set to limit
> the
> >> number of file uploads per-request to 20 by default, to prevent
> possible
> >> DOS via temporary file exhaustion.
> >
> > Bogdan Calin disclosed the details about that vulnerability on
> full-disclosure
> > mailing list. He didn't disclosed his script but I wrote a PoC that
> works like
> > a charm. It makes DoS possible for any server that runs PHP within 1
> minute
> > with a few requests.
> >
> > Additionally, this vulnerability affects 5.2.11. I guess all
> products before
> > PHP 5.3.1 are vulnerable.
> >
> > I think this deserves CVE Id. Any ideas?
>
> Josh, could you please allocate one?
>
> Also changed the topic to match only 'php 5.3.1 - "max_file_uploads"'
> thing,
> so it isn't lost in other mails.
>
> Thanks && Regards, Jan.
> --
> Jan iankko Lieskovsky / Red Hat Security Response Team
Powered by blists - more mailing lists
Please check out the
Open Source Software Security Wiki, which is counterpart to this
mailing list.
Confused about mailing lists and their use?
Read about mailing lists on Wikipedia
and check out these
guidelines on proper formatting of your messages.
