diff options
| author | mboelen <michael@cisofy.com> | 2014-08-26 19:33:55 +0400 |
|---|---|---|
| committer | mboelen <michael@cisofy.com> | 2014-08-26 19:33:55 +0400 |
| commit | c0ae2e217b7f1fb0171017ce5afb8eb8898470db (patch) | |
| tree | 545aa150c35c5fb74d7bb4c2d3b0ae41cfa7b4e5 /include/tests_kernel_hardening | |
Initial import
Diffstat (limited to 'include/tests_kernel_hardening')
| -rw-r--r-- | include/tests_kernel_hardening | 69 |
1 files changed, 69 insertions, 0 deletions
diff --git a/include/tests_kernel_hardening b/include/tests_kernel_hardening new file mode 100644 index 00000000..b50e5978 --- /dev/null +++ b/include/tests_kernel_hardening @@ -0,0 +1,69 @@ +#!/bin/sh + +################################################################################# +# +# Lynis +# ------------------ +# +# Copyright 2007-2014, Michael Boelen (michael@rootkit.nl), The Netherlands +# Web site: http://www.rootkit.nl +# +# Lynis comes with ABSOLUTELY NO WARRANTY. This is free software, and you are +# welcome to redistribute it under the terms of the GNU General Public License. +# See LICENSE file for usage of this software. +# +################################################################################# +# +# Kernel +# +################################################################################# +# + InsertSection "Kernel Hardening" +# +################################################################################# +# + # Test : KRNL-6000 + # Description : Check sysctl parameters + # Sysctl : net.ipv4.icmp_ingore_bogus_error_responses (=1) + if [ ! "${SYSCTL_READKEY}" = "" ]; then PREQS_MET="YES"; else PREQS_MET="NO"; fi + Register --test-no KRNL-6000 --preqs-met ${PREQS_MET} --weight L --network NO --description "Check sysctl key pairs in scan profile" + if [ ${SKIPTEST} -eq 0 ]; then + N=0 + Display --indent 2 --text "- Comparing sysctl key pairs with scan profile..." + FIND=`grep "^sysctl:" ${PROFILE} | sed 's/ /:space:/g'` + for I in ${FIND}; do + tFINDkey=`echo ${I} | awk -F: '{ print $2 }'` + tFINDexpvalue=`echo ${I} | awk -F: '{ print $3 }'` + tFINDhp=`echo ${I} | awk -F: '{ print $4 }' | grep "[0-9]"` + tFINDdesc=`echo ${I} | awk -F: '{ print $5 }' | sed 's/:space:/ /g'` + tFINDcurvalue=`${SYSCTL_READKEY} ${tFINDkey} 2> /dev/null` + if [ ! "${tFINDcurvalue}" = "" ]; then + if [ "${tFINDexpvalue}" = "${tFINDcurvalue}" ]; then + logtext "Result: sysctl key ${tFINDkey} contains equal expected and current value (${tFINDexpvalue})" + Display --indent 4 --text "- ${tFINDkey} (exp: ${tFINDexpvalue})" --result OK --color GREEN + AddHP ${tFINDhp} ${tFINDhp} + else + logtext "Result: sysctl key ${tFINDkey} has a different value than expected in scan profile. Expected=${tFINDexpvalue}, Real=${tFINDcurvalue}" + Display --indent 4 --text "- ${tFINDkey} (exp: ${tFINDexpvalue})" --result DIFFERENT --color RED + AddHP 0 ${tFINDhp} + N=1 + fi + else + logtext "Result: key ${tFINDkey} does not exist on this machine" + fi + done + + # Add suggestion if one or more sysctls have a different value than scan profile + if [ ${N} -eq 1 ]; then + ReportSuggestion ${TEST_NO} "One or more sysctl values differ from the scan profile and could be tweaked" + fi + fi +# +################################################################################# +# + +wait_for_keypress + +# +#================================================================================ +# Lynis - Copyright 2007-2014, Michael Boelen - http://cisofy.com - The Netherlands |