fail2ban/fail2ban — pull request #467 by grooverdan (2013-11-30 06:50:04+00:00)
Title: BF: complain action could match too many IP addresses

When doing a grep <ip> it could match other IPs. e.g. banning 1.5.3.1 could also include the logs for 101.5.3.199 as well even though it has nothing to do with the complaint hence resulting in an unintentional information disclosure.