new upstream release (3.3.0); modify package compatibility for Stretch
[ossec-hids.git] / debian / ossec-hids / var / ossec / rules / ms-exchange_rules.xml
diff --git a/debian/ossec-hids/var/ossec/rules/ms-exchange_rules.xml b/debian/ossec-hids/var/ossec/rules/ms-exchange_rules.xml
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+<!-- @(#) $Id: ./etc/rules/ms-exchange_rules.xml, 2011/09/08 dcid Exp $
+
+  -  Example of MS Exchange rules for OSSEC.
+  -
+  -  Copyright (C) 2009 Trend Micro Inc.
+  -  All rights reserved.
+  -
+  -  This program is a free software; you can redistribute it
+  -  and/or modify it under the terms of the GNU General Public
+  -  License (version 2) as published by the FSF - Free Software
+  -  Foundation.
+  -
+  -  License details: http://www.ossec.net/en/licensing.html
+  -->
+
+
+<!-- Still BETA - anyone using it? -->
+
+
+<group name="ms,exchange,">
+  <rule id="3800" level="0">
+    <decoded_as>msexchange</decoded_as>
+    <description>Grouping of Exchange rules.</description>
+  </rule>
+
+  <rule id="3801" level="4">
+    <if_sid>3800</if_sid>
+    <action>RCPT</action>
+    <id>^550</id>
+    <description>E-mail rcpt is not valid (invalid account).</description>
+    <group>spam,</group>
+  </rule>
+  
+  <rule id="3802" level="4">
+    <if_sid>3800</if_sid>
+    <id>^5</id>
+    <description>E-mail 500 error code.</description>
+    <group>spam,</group>
+  </rule>
+
+  <rule id="3851" level="9" frequency="10" timeframe="120" ignore="120">
+    <if_matched_sid>3801</if_matched_sid>
+    <same_source_ip />
+    <description>Multiple e-mail attempts to an invalid account.</description>
+    <group>multiple_spam,</group>
+  </rule>
+  
+  <rule id="3852" level="9" frequency="12" timeframe="120" ignore="240">
+    <if_matched_sid>3802</if_matched_sid>
+    <same_source_ip />
+    <description>Multiple e-mail 500 error code (spam).</description>
+    <group>multiple_spam,</group>
+  </rule>
+  
+
+</group> <!-- MS,Exchange -->