fail2ban/config/filter.d/zoneminder.conf

# Fail2Ban filter for Zoneminder login failures

[INCLUDES]
before = apache-common.conf

[Definition]

# patterns: [Mon Mar 28 16:50:49.522240 2016] [:error] [pid 1795] [client 10.1.1.1:50700] WAR [Login denied for user "username1"], referer: https://zoneminder/
# 			[Sun Mar 28 16:53:00.472693 2021] [php7:notice] [pid 11328] [client 10.1.1.1:39568] ERR [Could not retrieve user test details], referer: https://zm/
# 			[Sun Mar 28 16:59:14.150625 2021] [php7:notice] [pid 11336] [client 10.1.1.1:39654] ERR [Login denied for user "john"], referer: https://zm/
#
# Option:  failregex
# Notes.:  regex to match the login failure and non-existent user error messages in the logfile.

failregex = ^%(_apache_error_client)s WAR \[Login denied for user "[^"]*"\]
			^%(_apache_error_client)s ERR \[Login denied for user "[^"]*"\]
			^%(_apache_error_client)s ERR \[Could not retrieve user \w* details\]

ignoreregex =

# Notes:
#	Tested on Zoneminder 1.29 and 1.35.21
#
#	Zoneminder versions > 1.3x use "ERR" and < 1.3x use "WAR" level logs, so i've kept both for compatibility reasons
#
# Author: John Marzella