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106 lines
4.2 KiB
Bash
106 lines
4.2 KiB
Bash
#!/bin/sh
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#################################################################################
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#
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# Lynis
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# ------------------
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#
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# Copyright 2007-2015, Michael Boelen, CISOfy (michael.boelen@cisofy.com)
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# Web site: https://cisofy.com
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#
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# Lynis comes with ABSOLUTELY NO WARRANTY. This is free software, and you are
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# welcome to redistribute it under the terms of the GNU General Public License.
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# See LICENSE file for usage of this software.
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#
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#################################################################################
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#
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# SNMP related tests
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#
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#################################################################################
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#
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SNMP_DAEMON_CONFIG_LOCS="/etc/snmp"
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SNMP_DAEMON_CONFIG=""
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SNMP_DAEMON_RUNNING=0
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#
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#################################################################################
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#
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InsertSection "SNMP Support"
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# Test : SNMP-3302
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# Description : Check for a running SNMP daemon
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Register --test-no SNMP-3302 --weight L --network NO --description "Check for running SNMP daemon"
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if [ ${SKIPTEST} -eq 0 ]; then
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logtext "Test: Searching for a SNMP daemon"
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# Check running processes
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IsRunning snmpd
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if [ ${RUNNING} -eq 1 ]; then
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SNMP_DAEMON_RUNNING=1
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logtext "Result: SNMP daemon is running"
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Display --indent 2 --text "- Checking running SNMP daemon" --result FOUND --color GREEN
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else
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logtext "Result: No running SNMP daemon found"
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Display --indent 2 --text "- Checking running SNMP daemon" --result "NOT FOUND" --color WHITE
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fi
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fi
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#
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#################################################################################
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#
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# Test : SNMP-3304
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# Description : Determine SNMP daemon configuration file location
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if [ ${SNMP_DAEMON_RUNNING} -eq 1 ]; then PREQS_MET="YES"; else PREQS_MET="NO"; fi
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Register --test-no SNMP-3304 --preqs-met ${PREQS_MET} --weight L --network NO --description "Check SNMP daemon file location"
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if [ ${SKIPTEST} -eq 0 ]; then
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logtext "Test: searching for snmpd.conf file"
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for I in ${SNMP_DAEMON_CONFIG_LOCS}; do
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if [ -f "${I}/snmpd.conf" ]; then
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logtext "Result: ${I}/snmpd.conf exists"
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SNMPD_DAEMON_CONFIG="${I}/snmpd.conf"
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fi
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done
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if [ "${SNMPD_DAEMON_CONFIG}" = "" ]; then
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logtext "Result: No snmpd configuration found"
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Display --indent 4 --text "- Checking SNMP configuration" --result "NOT FOUND" --color WHITE
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else
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logtext "Restult: using last found configuration file: ${SNMPD_DAEMON_CONFIG}"
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Display --indent 4 --text "- Checking SNMP configuration" --result "FOUND" --color GREEN
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fi
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fi
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#
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#################################################################################
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#
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# Test : SNMP-3306
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# Description : Determine SNMP communities
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if [ ! "${SNMPD_DAEMON_CONFIG}" = "" ]; then PREQS_MET="YES"; else PREQS_MET="NO"; fi
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Register --test-no SNMP-3306 --preqs-met ${PREQS_MET} --weight L --network NO --description "Check SNMP communities"
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if [ ${SKIPTEST} -eq 0 ]; then
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WARN=0
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logtext "Test: reading active snmp communities"
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FIND=`cat ${SNMPD_DAEMON_CONFIG} | grep "^com2sec" | ${AWKBINARY} '{ print $4 }'`
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for I in ${FIND}; do
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logtext "Output: ${I}"
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if [ "${I}" = "public" -o "${I}" = "private" ]; then
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logtext "Result: found easy guessable snmp community string (${I})"
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WARN=1
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AddHP 1 3
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fi
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done
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# Check status of test
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if [ ${WARN} -eq 0 ]; then
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Display --indent 2 --text "- Checking SNMP community strings" --result OK --color GREEN
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AddHP 2 2
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else
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Display --indent 2 --text "- Checking SNMP community strings" --result WARNING --color RED
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ReportWarning ${TEST_NO} "M" "Found easy guessable SNMP community string"
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fi
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fi
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#
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#################################################################################
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#
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wait_for_keypress
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#
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#================================================================================
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# Lynis - Copyright 2007-2015 Michael Boelen, CISOfy - https://cisofy.com
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