Re: SCRAM with channel binding downgrade attack

From: Peter Eisentraut <peter(dot)eisentraut(at)2ndquadrant(dot)com>
To: Michael Paquier <michael(at)paquier(dot)xyz>, Heikki Linnakangas <hlinnaka(at)iki(dot)fi>
Cc: Postgres hackers <pgsql-hackers(at)postgresql(dot)org>, Robert Haas <robertmhaas(at)gmail(dot)com>, Magnus Hagander <magnus(at)hagander(dot)net>, Stephen Frost <sfrost(at)snowman(dot)net>, Bruce Momjian <bruce(at)momjian(dot)us>
Subject: Re: SCRAM with channel binding downgrade attack
Date: 2018-06-11 14:49:01
Message-ID: ccc205da-15ec-0fb2-54dd-a57592bf364b@2ndquadrant.com
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On 6/6/18 18:04, Michael Paquier wrote:
> On Wed, Jun 06, 2018 at 11:53:06PM +0300, Heikki Linnakangas wrote:
>> That would certainly be good. We've always had that problem, even with md5
>> -> plaintext password downgrade, and it would be nice to fix it. It's quite
>> late in the release cycle already, do you think we should address that now?
>> I could go either way..
>
> I would be inclined to treat that as new development as this is no new
> problem.

I agree.

--
Peter Eisentraut http://www.2ndQuadrant.com/
PostgreSQL Development, 24x7 Support, Remote DBA, Training & Services

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