[Dovecot] fail2ban

Aldo Reset aldo at placenet.org
Tue Aug 13 10:26:09 EEST 2013


hi

this filter is from dovecot wiki.

bst regards.




Le 12/08/2013 23:38, Laurent Papier a écrit :
> On Mon, 12 Aug 2013 22:50:15 +0200
> Aldo Reset <aldo at placenet.org> wrote:
>
>> hi
>>
>> dovecot filter for fail2ban do not match:
>>
>> dovecot: pop3-login: Aborted login (tried to use disallowed plaintext auth): user=<>, rip=67
>>
>> dovecot filter:
>> failregex = (?: pop3-login|imap-login): (?:Authentication failure|Aborted login \(auth failed|Aborted login \(tried to use disabled|Disconnected \(auth failed).*rip=(?P<host>\S*),.*
>>
>>
>> bst regards.
>>
>>
> Hi,
> it would be better to send this kind of report to fail2ban mailing list.
>
> This regex should catch your log:
> failregex = .*(?:pop3-login|imap-login):.*(?:Authentication failure|Aborted login \(auth failed|Aborted login \(tried to use disabled|Disconnected \(auth failed|Aborted login \(tried to use disallowed plaintext auth).*\s+rip=(?P<host>\S*),.*
>             pam.*dovecot.*(?:authentication failure).*\s+rhost=<HOST>(?:\s+user=.*)?\s*$
>
> Regards



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