[exim] Re: unexpected eof

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Autor: Jeremy Harris
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A: exim-users
Assumpte: [exim] Re: unexpected eof
On 23/05/2023 09:40, Cyborg via Exim-users wrote:
> I saw a looooot of these messages in the logs:
>
> 2023-05-09 17:46:31 TLS error on connection from p4ff64002.dip0.t-ipconnect.de [79.246.64.2] (SSL_accept): error:0A000126:SSL routines::unexpected eof while reading
> 2023-05-09 17:47:46 TLS error on connection from p4ff64002.dip0.t-ipconnect.de [79.246.64.2] (SSL_accept): ret 5
> 2023-05-09 17:49:01 TLS error on connection from p4ff64002.dip0.t-ipconnect.de [79.246.64.2] (SSL_accept): ret 5
>
> Does anyone know, what kind of Client/SSL bug causes this exact pattern? (Exim 4.96/OpenSSL 1.1.1)


The client closed the TCP connection rather than supplying
a TLS record that the server was expecting (such as one that
cleanly closes a TLS session).
--
Cheers,
Jeremy


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