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| -rw-r--r-- | roles/common/files/etc/fail2ban/filter.d/dovecot.conf | 49 |
1 files changed, 0 insertions, 49 deletions
diff --git a/roles/common/files/etc/fail2ban/filter.d/dovecot.conf b/roles/common/files/etc/fail2ban/filter.d/dovecot.conf deleted file mode 100644 index c8f5345..0000000 --- a/roles/common/files/etc/fail2ban/filter.d/dovecot.conf +++ /dev/null @@ -1,49 +0,0 @@ -# Fail2Ban filter Dovecot authentication and pop3/imap/managesieve server -# guilhem 2020-05-19: This is the filter from Buster (fail2ban -# 0.10.2-2.1) with managesieve to the list of protected services -# - -[INCLUDES] - -before = common.conf - -[Definition] - -_auth_worker = (?:dovecot: )?auth(?:-worker)? -_daemon = (?:dovecot(?:-auth)?|auth) - -prefregex = ^%(__prefix_line)s(?:%(_auth_worker)s(?:\([^\)]+\))?: )?(?:%(__pam_auth)s(?:\(dovecot:auth\))?: |(?:pop3|imap|managesieve)-login: )?(?:Info: )?<F-CONTENT>.+</F-CONTENT>$ - -failregex = ^authentication failure; logname=\S* uid=\S* euid=\S* tty=dovecot ruser=\S* rhost=<HOST>(?:\s+user=\S*)?\s*$ - ^(?:Aborted login|Disconnected)(?::(?: [^ \(]+)+)? \((?:auth failed, \d+ attempts(?: in \d+ secs)?|tried to use (?:disabled|disallowed) \S+ auth)\):(?: user=<[^>]*>,)?(?: method=\S+,)? rip=<HOST>(?:[^>]*(?:, session=<\S+>)?)\s*$ - ^pam\(\S+,<HOST>(?:,\S*)?\): pam_authenticate\(\) failed: (?:User not known to the underlying authentication module: \d+ Time\(s\)|Authentication failure \(password mismatch\?\)|Permission denied)\s*$ - ^[a-z\-]{3,15}\(\S*,<HOST>(?:,\S*)?\): (?:unknown user|invalid credentials)\s*$ - <mdre-<mode>> - -mdre-aggressive = ^(?:Aborted login|Disconnected)(?::(?: [^ \(]+)+)? \((?:no auth attempts|disconnected before auth was ready,|client didn't finish \S+ auth,)(?: (?:in|waited) \d+ secs)?\):(?: user=<[^>]*>,)?(?: method=\S+,)? rip=<HOST>(?:[^>]*(?:, session=<\S+>)?)\s*$ - -mdre-normal = - -# Parameter `mode` - `normal` or `aggressive`. -# Aggressive mode can be used to match log-entries like: -# 'no auth attempts', 'disconnected before auth was ready', 'client didn't finish SASL auth'. -# Note it may produce lots of false positives on misconfigured MTAs. -# Ex.: -# filter = dovecot[mode=aggressive] -mode = normal - -ignoreregex = - -journalmatch = _SYSTEMD_UNIT=dovecot.service - -datepattern = {^LN-BEG}TAI64N - {^LN-BEG} - -# DEV Notes: -# * the first regex is essentially a copy of pam-generic.conf -# * Probably doesn't do dovecot sql/ldap backends properly (resolved in edit 21/03/2016) -# -# Author: Martin Waschbuesch -# Daniel Black (rewrote with begin and end anchors) -# Martin O'Neal (added LDAP authentication failure regex) -# Sergey G. Brester aka sebres (reviewed, optimized, IPv6-compatibility) |