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Posted to dev@httpd.apache.org by "Roy T. Fielding" <fi...@apache.org> on 2002/06/21 03:24:11 UTC

[PATCH httpd 1.2] chunk size overflow

This patch should be sufficient to fix the security hole for most
versions of Apache httpd 1.2.  Should we put it up on dist/httpd?

....Roy


Re: [PATCH httpd 1.2] chunk size overflow

Posted by "Roy T. Fielding" <fi...@apache.org>.
> This patch should be sufficient to fix the security hole for most
> versions of Apache httpd 1.2.  Should we put it up on dist/httpd?

It turns out that this small patch is sufficient to plug the hole
on all 1.2 and 1.3.* versions up until 1.3.24 if mod_proxy is in use.
I have placed it in the relevant dist/httpd/patches directories.
It probably should have been sent to CERT along with the advisory,
or at least linked from our info file.  I'll leave that to others.

....Roy


Re: [PATCH httpd 1.2] chunk size overflow

Posted by Graham Leggett <mi...@sharp.fm>.
William A. Rowe, Jr. wrote:

>> > What about the proxy?
>> >
>>
>> Not really a problem with 1.2, or other non HTTP/1.1 proxies I think :)
> 
> 
> Not a problem, IIRC, until we introduced 1.3.24 with the HTTP/1.1 proxy.

As far as I remember, proxy uses the existing chunking functions in 
http_protocol.c to do chunking.

Regards,
Graham
-- 
-----------------------------------------
minfrin@sharp.fm 
	"There's a moon
					over Bourbon Street
						tonight..."


Re: [PATCH httpd 1.2] chunk size overflow

Posted by "William A. Rowe, Jr." <wr...@rowe-clan.net>.
At 09:49 PM 6/20/2002, Jim Jagielski wrote:
>Cliff Woolley wrote:
> >
> > On Thu, 20 Jun 2002, Roy T. Fielding wrote:
> >
> > > This patch should be sufficient to fix the security hole for most
> > > versions of Apache httpd 1.2.  Should we put it up on dist/httpd?
> >
> > What about the proxy?
> >
>
>Not really a problem with 1.2, or other non HTTP/1.1 proxies I think :)

Not a problem, IIRC, until we introduced 1.3.24 with the HTTP/1.1 proxy.

Bill



Re: [PATCH httpd 1.2] chunk size overflow

Posted by Cliff Woolley <jw...@virginia.edu>.
On Thu, 20 Jun 2002, Roy T. Fielding wrote:

> This patch should be sufficient to fix the security hole for most
> versions of Apache httpd 1.2.  Should we put it up on dist/httpd?

What about the proxy?

--Cliff