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Message-Id: <200907150251.48381.rbu@gentoo.org>
Date: Wed, 15 Jul 2009 02:51:46 +0200
From: Robert Buchholz <rbu@...too.org>
To: oss-security@...ts.openwall.com
Cc: Florian Weimer <fw@...eb.enyo.de>
Subject: Re: Fixing the XML signature HMAC truncation authentication bypass
On Wednesday 15 July 2009, Robert Buchholz wrote:
> 1) Apache
> Bug:
> https://issues.apache.org/bugzilla/show_bug.cgi?id=47526
> Patch:
> http://svn.apache.org/viewvc?view=rev&revision=794013
>
> It seems they disallow HMAC truncation completely.
> * In my personal opinion the best move (since we're dealing with XML,
> who cares about an additional <16 bytes?)
This was Java only, the C++ variant has this fix:
http://svn.apache.org/viewvc?view=rev&revision=794017
which is 80/half.
Robert
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