1 <!-- @(#) $Id: ./etc/rules/vpn_concentrator_rules.xml, 2011/09/08 dcid Exp $
4 - Official Cisco VPN Concentrator rules for OSSEC.
6 - Copyright (C) 2009 Trend Micro Inc.
9 - This program is a free software; you can redistribute it
10 - and/or modify it under the terms of the GNU General Public
11 - License (version 2) as published by the FSF - Free Software
14 - License details: http://www.ossec.net/en/licensing.html
19 - http://www.ossec.net/wiki/index.php/Cisco_VPN_Concentrator
23 <group name="syslog,cisco_vpn,">
24 <rule id="14200" level="0">
25 <decoded_as>cisco-vpn-concentrator</decoded_as>
26 <description>Grouping of Cisco VPN concentrator rules</description>
29 <rule id="14201" level="3">
30 <if_sid>14200</if_sid>
32 <description>VPN authentication successful.</description>
33 <group>authentication_success,</group>
36 <rule id="14202" level="5">
37 <if_sid>14200</if_sid>
38 <id>^AUTH/5$|^AUTH/9$|^IKE/167$|^PPP/9$|^SSH/33$|^PSH/23$</id>
39 <description>VPN authentication failed.</description>
40 <group>authentication_failed,</group>
43 <rule id="14203" level="4">
44 <if_sid>14200</if_sid>
45 <id>^HTTP/47$|^SSH/16$</id>
46 <options>alert_by_email</options>
47 <description>VPN Admin authentication successful.</description>
48 <group>authentication_success,</group>
51 <rule id="14251" level="10" frequency="8" timeframe="240">
52 <if_matched_sid>14202</if_matched_sid>
54 <description>Multiple VPN authentication failures.</description>
55 <group>authentication_failures,</group>
57 </group> <!-- SYSLOG,vpn_concentrator -->