X-Git-Url: http://ftp.carnet.hr/carnet-debian/scm?p=ossec-hids.git;a=blobdiff_plain;f=debian%2Fossec-hids%2Fvar%2Fossec%2Frules%2Ftelnetd_rules.xml;fp=debian%2Fossec-hids%2Fvar%2Fossec%2Frules%2Ftelnetd_rules.xml;h=f35e216933b96c6c78f2188c2c3e2f54433d6e5c;hp=0000000000000000000000000000000000000000;hb=3f728675941dc69d4e544d3a880a56240a6e394a;hpb=927951d1c1ad45ba9e7325f07d996154a91c911b

diff --git a/debian/ossec-hids/var/ossec/rules/telnetd_rules.xml b/debian/ossec-hids/var/ossec/rules/telnetd_rules.xml
new file mode 100644
index 0000000..f35e216
--- /dev/null
+++ b/debian/ossec-hids/var/ossec/rules/telnetd_rules.xml
@@ -0,0 +1,45 @@
+<!-- @(#) $Id: ./etc/rules/telnetd_rules.xml, 2011/09/08 dcid Exp $
+
+  -  Telnetd rules for OSSEC.
+  -  Author: Ahmet Ozturk
+  -  License: http://www.ossec.net/en/licensing.html
+  -->
+      
+
+<group name="syslog,telnetd">
+  <rule id="5600" level="0" noalert="1">
+    <match>telnetd</match>
+    <description>Grouping for the telnetd rules</description>
+  </rule>
+
+  <rule id="5601" level="5">
+    <if_sid>5600</if_sid>
+    <match>refused connect from </match>
+    <description>Connection refused by TCP Wrappers.</description>
+  </rule>
+
+  <rule id="5602" level="3">
+    <if_sid>5600</if_sid>
+    <match>: connect from </match>
+    <description>Remote host established a telnet connection.</description>
+  </rule>
+
+  <rule id="5603" level="5" timeframe="1">
+    <match>ttloop:  peer died:|ttloop:  read:</match>
+    <if_matched_sid>5602</if_matched_sid>
+    <description>Remote host invalid connection.</description>
+  </rule>
+
+  <rule id="5604" level="5">
+    <match>warning: can't verify hostname:</match>
+    <description>Reverse lookup error (bad hostname config).</description>
+  </rule>
+
+  <rule id="5631" level="10" frequency="6" timeframe="120">
+    <if_matched_sid>5602</if_matched_sid>
+    <same_source_ip />
+    <description>Multiple connection attempts from same source </description>
+    <description>(possible scan).</description>
+  </rule>
+
+</group> <!-- SYSLOG,TELNETD -->