Re: [exim] Known SSL issue in some 4.84 builds or "middle-bo…

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Author: Evgeniy Berdnikov
Date:  
To: exim-users
Subject: Re: [exim] Known SSL issue in some 4.84 builds or "middle-box" breakage?
On Fri, Nov 06, 2015 at 03:33:24PM +0000, Jeremy Harris wrote:
> On 06/11/15 14:50, Viktor Dukhovni wrote:
> > Both appear to run Exim, the first seemingly 4.84 and the second
> > seemingly 4.80. The first MX host does not complete TLS handshakes
> > aborting mid-way. Is there a known issue of this sort in either
> > OpenSSL or GnuTLS builds of Exim 4.84, or is this some firewall
> > messing up?
>
> ... or an SSL library version issue?


With "openssl s_client -tls1_1 -starttls smtp -connect 212.47.226.52:25"
I got "250 HELP" message, and with "-tls1_2" got TLS negotiation failure.

Maybe there is something similar to firewall issue that was discussed
recently in this list: https://lists.exim.org/lurker/thread/20150827.155850.719f1865.en.html#i20150827.155850.719f1865
--
Eugene Berdnikov