fail2ban/config/filter.d/apache-overflows.conf

# Fail2Ban configuration file
#
# Author: Tim Connors
#
#

[INCLUDES]

# Read common prefixes. If any customizations available -- read them from
# common.local
before = apache-common.conf

[Definition]

# Option:  failregex
# Notes.:  Regexp to catch Apache overflow attempts.
# Values:  TEXT
#
failregex = ^%(_apache_error_client)s (Invalid (method|URI) in request|request failed: URI too long|erroneous characters after protocol string)

# Option:  ignoreregex
# Notes.:  regex to ignore. If this regex matches, the line is ignored.
# Values:  TEXT
#
ignoreregex =