[Python-Dev] patch for Cookie.py to add support for HttpOnly

Benjamin Peterson musiccomposition at gmail.com
Thu Sep 4 23:24:36 CEST 2008


On Thu, Sep 4, 2008 at 2:31 PM, Matt Chisholm <matt-python at theory.org> wrote:
> Eighteen months ago, Arvin Schnell contributed a really
> straightforward three-line patch to Cookie.py adding support for the
> HttpOnly flag on cookies:
>
> http://bugs.python.org/issue1638033
>
> In the last eighteen months, HttpOnly has become a de-facto extension
> to the cookie standard. It is now supported by IE 7, Firefox 3, and
> Opera 9.5 (and there's a bug open against WebKit to support it):
>
> http://www.owasp.org/index.php/HTTPOnly
>
> Ruby, Perl, and PHP all support creating HttpOnly cookies now too.
>
> This article explains why HttpOnly is a good way to make cross-site
> scripting (XSS) attacks significantly more difficult:
>
> http://www.codinghorror.com/blog/archives/001167.htmllop
>
> Unfortunately this patch appears to have been ignored for the last
> year.
>
> The last thing I want is a delay in the release of 2.6/3.0, but
> Antoine Pitrou posted on the bug that it will have to wait for Python
> 2.7/3.1, because it is a feature request.  If I'm not mistaken, that
> means no support for HttpOnly until sometime in 2010.

I think we will try to shorten the release cycle for 2.7/3.1 so that
it is closer to a year.

>
> Do we really have to wait two more years to apply a three-line patch
> which will bring Python in line with the industry state of the art and
> improve security for Python web applications?  Is there a way that
> this could go in to 2.6.1/3.0.1?

Excepting it becoming a security issue, a BDFL or release manager
pronouncement, or the Spanish Inquisition, no, I'm afraid not.
>
> -matt
>
>
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-- 
Cheers,
Benjamin Peterson
"There's no place like 127.0.0.1."


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