diff options
Diffstat (limited to 'cron-sh/scripts/03_rpm.sh')
| -rwxr-xr-x | cron-sh/scripts/03_rpm.sh | 107 |
1 files changed, 107 insertions, 0 deletions
diff --git a/cron-sh/scripts/03_rpm.sh b/cron-sh/scripts/03_rpm.sh new file mode 100755 index 0000000..6bd4307 --- /dev/null +++ b/cron-sh/scripts/03_rpm.sh @@ -0,0 +1,107 @@ +#!/bin/bash +# msec: rpm security check + +# check if we are run from main script +if [ -z "$MSEC_TMP" -o -z "$INFOS" -o -z "$SECURITY" -o -z "$DIFF" -o -z "$SECURITY_LOG" ]; then + # variables are set in security.sh and propagated to the subscripts + echo "Error: this check should be run by the main msec security check!" + echo " do not run it directly unless you know what you are doing." + return 1 +fi + +export RPM_VA_TODAY="/var/log/security/rpm-va.today" +RPM_VA_YESTERDAY="/var/log/security/rpm-va.yesterday" +RPM_VA_DIFF="/var/log/security/rpm-va.diff" +export RPM_VA_CONFIG_TODAY="/var/log/security/rpm-va-config.today" +RPM_VA_CONFIG_YESTERDAY="/var/log/security/rpm-va-config.yesterday" +RPM_VA_CONFIG_DIFF="/var/log/security/rpm-va-config.diff" +export RPM_QA_TODAY="/var/log/security/rpm-qa.today" +RPM_QA_YESTERDAY="/var/log/security/rpm-qa.yesterday" +RPM_QA_DIFF="/var/log/security/rpm-qa.diff" + +if [[ -f ${RPM_VA_TODAY} ]]; then + mv -f ${RPM_VA_TODAY} ${RPM_VA_YESTERDAY} +fi + +if [[ -f ${RPM_VA_CONFIG_TODAY} ]]; then + mv -f ${RPM_VA_CONFIG_TODAY} ${RPM_VA_CONFIG_YESTERDAY} +fi + +if [[ -f ${RPM_QA_TODAY} ]]; then + mv -f ${RPM_QA_TODAY} ${RPM_QA_YESTERDAY} +fi + +if [[ -f ${CHKROOTKIT_TODAY} ]]; then + mv -f ${CHKROOTKIT_TODAY} ${CHKROOTKIT_YESTERDAY} +fi + +### rpm database check + +if [[ ${CHECK_RPM} == yes ]]; then + rpm -qa --qf "%{NAME}-%{VERSION}-%{RELEASE}\t%{INSTALLTIME}\n" | sort > ${RPM_QA_TODAY} + + rm -f ${RPM_VA_TODAY}.tmp + nice --adjustment=+19 rpm -Va --noscripts | grep '^..5' | sort > ${RPM_VA_TODAY}.tmp + grep -v '^..........c.' ${RPM_VA_TODAY}.tmp | sed 's/^............//' | sort > ${RPM_VA_TODAY} + grep '^..........c.' ${RPM_VA_TODAY}.tmp | sed 's/^............//' | sort > ${RPM_VA_CONFIG_TODAY} + rm -f ${RPM_VA_TODAY}.tmp +fi + +### rpm database checks +if [[ ${CHECK_RPM} == yes ]]; then + + if [[ -s ${RPM_VA_TODAY} ]]; then + printf "\nSecurity Warning: These files belonging to packages are modified on the system :\n" >> ${SECURITY} + cat ${RPM_VA_TODAY} | while read f; do + printf "\t\t- $f\n" + done >> ${SECURITY} + fi + + if [[ -s ${RPM_VA_CONFIG_TODAY} ]]; then + printf "\nSecurity Warning: These config files belonging to packages are modified on the system :\n" >> ${SECURITY} + cat ${RPM_VA_CONFIG_TODAY} | while read f; do + printf "\t\t- $f\n" + done >> ${SECURITY} + fi +fi + +### rpm database +if [[ ${CHECK_RPM} == yes ]]; then + if [[ -f ${RPM_QA_YESTERDAY} ]]; then + diff -u ${RPM_QA_YESTERDAY} ${RPM_QA_TODAY} > ${RPM_QA_DIFF} + if [ -s ${RPM_QA_DIFF} ]; then + printf "\nSecurity Warning: These packages have changed on the system :\n" >> ${DIFF} + grep '^+' ${RPM_QA_DIFF} | grep -vw "^+++ " | sed 's|^.||'|sed -e 's/%/%%/g' | while read file; do + printf "\t\t- Newly installed package : ${file}\n" + done >> ${DIFF} + grep '^-' ${RPM_QA_DIFF} | grep -vw "^--- " | sed 's|^.||'|sed -e 's/%/%%/g' | while read file; do + printf "\t\t- No longer present package : ${file}\n" + done >> ${DIFF} + fi + fi + if [[ -f ${RPM_VA_YESTERDAY} ]]; then + diff -u ${RPM_VA_YESTERDAY} ${RPM_VA_TODAY} > ${RPM_VA_DIFF} + if [ -s ${RPM_VA_DIFF} ]; then + printf "\nSecurity Warning: These files belonging to packages have changed of status on the system :\n" >> ${DIFF} + grep '^+' ${RPM_VA_DIFF} | grep -vw "^+++ " | sed 's|^.||'|sed -e 's/%/%%/g' | while read file; do + printf "\t\t- Newly modified : ${file}\n" + done >> ${DIFF} + grep '^-' ${RPM_VA_DIFF} | grep -vw "^--- " | sed 's|^.||'|sed -e 's/%/%%/g' | while read file; do + printf "\t\t- No longer modified : ${file}\n" + done >> ${DIFF} + fi + fi + if [[ -f ${RPM_VA_CONFIG_YESTERDAY} ]]; then + diff -u ${RPM_VA_CONFIG_YESTERDAY} ${RPM_VA_CONFIG_TODAY} > ${RPM_VA_CONFIG_DIFF} + if [ -s ${RPM_VA_CONFIG_DIFF} ]; then + printf "\nSecurity Warning: These config files belonging to packages have changed of status on the system :\n" >> ${DIFF} + grep '^+' ${RPM_VA_CONFIG_DIFF} | grep -vw "^+++ " | sed 's|^.||'|sed -e 's/%/%%/g' | while read file; do + printf "\t\t- Newly modified : ${file}\n" + done >> ${DIFF} + grep '^-' ${RPM_VA_CONFIG_DIFF} | grep -vw "^--- " | sed 's|^.||'|sed -e 's/%/%%/g' | while read file; do + printf "\t\t- No longer modified : ${file}\n" + done >> ${DIFF} + fi + fi +fi + |