Randomly SSL Errors since upgrade to 2.2.23-1 (Enterprise Edition)
Timo Sirainen
tss at iki.fi
Thu Apr 21 18:49:14 UTC 2016
Fixed by https://github.com/dovecot/core/commit/b9e1531c80039ee75239d31cdad70d430d255974
> On 15 Apr 2016, at 17:38, Urban Loesch <bind at enas.net> wrote:
>
> [UPDATE]:
>
> I digged deeper into my logs and I found that before the upgrade I got this errors:
> ...
> Apr 15 09:36:09 imap1 dovecot: pop3-login: Disconnected (no auth attempts in 0 secs): user=<>, rip=x.x.x.x, lip=x.x.x.x, TLS handshaking: SSL_accept() failed: error:1408E0F4:SSL routines:SSL3_GET_MESSAGE:unexpected message
> Apr 15 09:37:56 imap1 dovecot: imap-login: Disconnected (no auth attempts in 1 secs): user=<>, rip=x.x.x.x, lip=x.x.x.x, TLS handshaking: SSL_accept() failed: error:1408E0F4:SSL routines:SSL3_GET_MESSAGE:unexpected message
> Apr 15 09:45:40 imap1 dovecot: imap-login: Disconnected (no auth attempts in 1 secs): user=<>, rip=x.x.x.x, lip=x.x.x.x, TLS handshaking: SSL_accept() failed: error:1408E0F4:SSL routines:SSL3_GET_MESSAGE:unexpected message
> Apr 15 09:46:15 imap1 dovecot: pop3-login: Disconnected (no auth attempts in 0 secs): user=<>, rip=x.x.x.x, lip=x.x.x.x, TLS handshaking: SSL_accept() failed: error:1408E0F4:SSL routines:SSL3_GET_MESSAGE:unexpected message
> ...
>
> After the upgrade the errors above stopped and now they look like this:
>
> ....
> Apr 15 13:41:30 imap1 dovecot: pop3-login: Error: SSL: Stacked error: error:1408F119:SSL routines:SSL3_GET_RECORD:decryption failed or bad record mac
> Apr 15 13:41:30 imap1 dovecot: pop3-login: Disconnected (no auth attempts in 0 secs): user=<>, rip=x.x.x.x, lip=x.x.x.x, TLS handshaking: SSL_accept() failed: Unknown error
> ....
>
> or
>
> ....
> Apr 15 11:00:59 imap1 dovecot: imap-login: Error: SSL: Stacked error: error:140D00CF:SSL routines:SSL_write:protocol is shutdown
> Apr 15 11:00:59 imap1 dovecot: imap-login: proxy(user at domain.com): disconnecting x.x.x.x (Disconnected by client: read(size=1026) failed: Connection reset by peer(0s idle, in=467, out=384881)): user=<user at domain.com>, method=PLAIN, rip=x.x.x.x, lip=x.x.x.x, TLS: SSL_write() failed: Bad file descriptor, TLSv1 with cipher ECDHE-RSA-AES128-SHA (128/128 bits)
> ....
>
> First I didn't see the first errors as they are only written to "mail.log" and not "mail.err" in Debian.
>
> So I think this is not really critical as there are no user complaints right now.
>
> Thanks
> Urban Loesch
>
>
> Am 15.04.2016 um 15:14 schrieb Urban Loesch:
>> Hi,
>>
>> first of all, many thanks for a great piece of software.
>>
>> Today I updated one of our 2 IMAP/POP3 proxies from version 2.2.15.17-1 to 2.2.23.1-1 (both are enterprise editions).
>> After the update I now see randomly the following errors in the log file on my first proxy:
>>
>> ...
>> Apr 15 10:28:54 imap1 dovecot: pop3-login: Error: SSL: Stacked error: error:1408F119:SSL routines:SSL3_GET_RECORD:decryption failed or bad record mac
>> Apr 15 10:34:24 imap1 dovecot: pop3-login: Error: SSL: Stacked error: error:1408F119:SSL routines:SSL3_GET_RECORD:decryption failed or bad record mac
>> Apr 15 10:37:11 imap1 dovecot: imap-login: Error: SSL: Stacked error: error:140D00CF:SSL routines:SSL_write:protocol is shutdown
>> Apr 15 10:39:04 imap1 dovecot: imap-login: Error: SSL: Stacked error: error:1408F119:SSL routines:SSL3_GET_RECORD:decryption failed or bad record mac
>> Apr 15 10:43:02 imap1 dovecot: imap-login: Error: SSL: Stacked error: error:140D00CF:SSL routines:SSL_write:protocol is shutdown
>> Apr 15 10:45:14 imap1 dovecot: pop3-login: Error: SSL: Stacked error: error:1408F119:SSL routines:SSL3_GET_RECORD:decryption failed or bad record mac
>> Apr 15 10:50:31 imap1 dovecot: imap-login: Error: SSL: Stacked error: error:140D00CF:SSL routines:SSL_write:protocol is shutdown
>> Apr 15 10:54:56 imap1 dovecot: imap-login: Error: SSL: Stacked error: error:1408F119:SSL routines:SSL3_GET_RECORD:decryption failed or bad record mac
>> Apr 15 10:57:44 imap1 dovecot: imap-login: Error: SSL: Stacked error: error:140D00CF:SSL routines:SSL_write:protocol is shutdown
>> Apr 15 10:59:49 imap1 dovecot: pop3-login: Error: SSL: Stacked error: error:140D00CF:SSL routines:SSL_write:protocol is shutdown
>> Apr 15 11:00:59 imap1 dovecot: imap-login: Error: SSL: Stacked error: error:140D00CF:SSL routines:SSL_write:protocol is shutdown
>> Apr 15 11:13:43 imap1 dovecot: pop3-login: Error: SSL: Stacked error: error:14094438:SSL routines:SSL3_READ_BYTES:tlsv1 alert internal error: SSL
>> alert number 80
>> Apr 15 11:15:21 imap1 dovecot: imap-login: Error: SSL: Stacked error: error:140D00CF:SSL routines:SSL_write:protocol is shutdown
>> Apr 15 11:18:33 imap1 dovecot: pop3-login: Error: SSL: Stacked error: error:140D00CF:SSL routines:SSL_write:protocol is shutdown
>> Apr 15 11:20:12 imap1 dovecot: pop3-login: Error: SSL: Stacked error: error:140D00CF:SSL routines:SSL_write:protocol is shutdown
>> Apr 15 11:20:40 imap1 dovecot: pop3-login: Error: SSL: Stacked error: error:1408F119:SSL routines:SSL3_GET_RECORD:decryption failed or bad record mac
>> ...
>>
>> Some more details:
>> OS: Debian wheezy (latest patchlevel)
>>
>> Dovecot:
>> ii dovecot-ee-core 2:2.2.23.1-1
>> ii dovecot-ee-imapd 2:2.2.23.1-1
>> ii dovecot-ee-managesieved 2:2.2.23.1-1
>> ii dovecot-ee-mysql 2:2.2.23.1-1
>> ii dovecot-ee-pop3d 2:2.2.23.1-1
>> ii dovecot-ee-sieve 2:2.2.23.1-1
>>
>> Libssl:
>> ii libssl1.0.0:amd64 1.0.1e-2+deb7u20
>>
>>
>> One my second proxy there is running also Debian Wheezy with the latest patchlevel but dovecot version 2.2.15.17-1 (not yet updated):
>> ii dovecot-ee-core 1:2.2.15.17-1
>> ii dovecot-ee-imapd 1:2.2.15.17-1
>> ii dovecot-ee-managesieved 0.4.6-4
>> ii dovecot-ee-mysql 1:2.2.15.17-1
>> ii dovecot-ee-pop3d 1:2.2.15.17-1
>> ii dovecot-ee-sieve 0.4.6-4
>>
>> On this box I can't see this strange errors.
>>
>> Until now there was no user that complaints that he can't read his mails.
>>
>> Do you know what could cause this errors (for example: very old clients and so on)?
>> Or are the logging of this errors new in dovecot 2.2.23?
>>
>> Many thanks
>> Urban Loesch
>>
More information about the dovecot
mailing list