diff options
Diffstat (limited to 'cron-sh')
| -rwxr-xr-x | cron-sh/security_check.sh | 81 |
1 files changed, 43 insertions, 38 deletions
diff --git a/cron-sh/security_check.sh b/cron-sh/security_check.sh index a9abd5e..0aebc15 100755 --- a/cron-sh/security_check.sh +++ b/cron-sh/security_check.sh @@ -15,8 +15,8 @@ if [ SECURITY_CHECK == "no" ]; then exit 0 fi -SECURITY_LOG="/tmp/secure.log" -SECURITY="/var/log/security.log" +SECURITY="/tmp/secure.log" +SECURITY_LOG="/var/log/security.log" TMP="/tmp/secure.tmp" if [ ! -d /var/log/security ]; then @@ -25,7 +25,7 @@ fi chattr -a /var/log/security/ >& /dev/null chattr -a /var/log/security/* >& /dev/null -rm -f ${SECURITY_LOG} ${TMP} >& /dev/null +rm -f ${SECURITY} ${TMP} >& /dev/null ### Functions ### @@ -50,8 +50,8 @@ if [ ${CHECK_WRITEABLE}=="yes" ]; then find ${DIR} -xdev -type f -perm -2 -ls -print | awk '{print $11}' | sort > ${TMP} if [ -s ${TMP} ]; then - printf "\nSecurity Warning: World Writeable Files found :\n" >> ${SECURITY_LOG} - cat ${TMP} >> ${SECURITY_LOG} + printf "\nSecurity Warning: World Writeable Files found :\n" >> ${SECURITY} + cat ${TMP} >> ${SECURITY} fi fi @@ -59,17 +59,17 @@ fi if [ ${CHECK_UNOWNED}=="yes" ]; then find ${DIR} -xdev -nouser -print -ls | awk '{print $11}' | sort > ${TMP} if [ -s ${TMP} ]; then - printf "\nSecurity Warning : the following file aren't owned by any user :\n" >> ${SECURITY_LOG} + printf "\nSecurity Warning : the following file aren't owned by any user :\n" >> ${SECURITY} printf "\ttheses files now have user \"nobody\" as their owner." >> ${SECURE_LOG} - cat ${TMP} >> ${SECURITY_LOG} + cat ${TMP} >> ${SECURITY} cat ${TMP} | while read line; do chown nobody ${line}; done fi find $DIR -xdev -nogroup -print -ls | awk '{print $11}' | sort > ${TMP} if [ -s ${TMP} ]; then - printf "\nSecurity Warning : the following file aren't owned by any group :\n" >> ${SECURITY_LOG} - printf "\ttheses files now have group \"nogroup\" as their group owner." >> ${SECURITY_LOG} - cat ${TMP} >> ${SECURITY_LOG} + printf "\nSecurity Warning : the following file aren't owned by any group :\n" >> ${SECURITY} + printf "\ttheses files now have group \"nogroup\" as their group owner." >> ${SECURITY} + cat ${TMP} >> ${SECURITY} cat ${TMP} | while read line; do chgrp nogroup ${line}; done fi fi @@ -97,8 +97,8 @@ done | awk '$1 != $5 && $5 != "0" \ { print "\t\tuser=" $1 ", file=" $2 " : file is other writeable" }' > ${TMP} if [ -s ${TMP} ]; then - printf "\nSecurity Warning: these files shouldn't be owned by someone else or readable :\n" >> ${SECURITY_LOG} - cat ${TMP} >> ${SECURITY_LOG} + printf "\nSecurity Warning: these files shouldn't be owned by someone else or readable :\n" >> ${SECURITY} + cat ${TMP} >> ${SECURITY} fi @@ -123,8 +123,8 @@ done | awk '$1 != $5 && $5 != "0" \ { print "\t\t- user=" $1 ", file=" $2 " : file is other writeable" }' > ${TMP} if [ -s ${TMP} ]; then - printf "\nSecurity Warning: theses files should not be owned by someone else or writeable :\n" >> ${SECURITY_LOG} - cat ${TMP} >> ${SECURITY_LOG} + printf "\nSecurity Warning: theses files should not be owned by someone else or writeable :\n" >> ${SECURITY} + cat ${TMP} >> ${SECURITY} fi ### Check home directories. Directories should not be owned by someone else or writeable. @@ -142,8 +142,8 @@ done | awk '$1 != $4 && $4 != "root" \ { print "user=" $1 " : home directory is other writeable" }' > ${TMP} if [ -s $TMP ] ; then - printf "\nSecurity Warning: these home directory should not be owned by someone else or writeable :\n" >> ${SECURITY_LOG} - cat ${TMP} >> ${SECURITY_LOG} + printf "\nSecurity Warning: these home directory should not be owned by someone else or writeable :\n" >> ${SECURITY} + cat ${TMP} >> ${SECURITY} fi fi @@ -158,8 +158,8 @@ if [ ${CHECK_PASSWD}=="yes" ]; then }' < /etc/passwd > ${TMP} if [ -s ${TMP} ]; then - printf "\nSecurity Warning: /etc/passwd check :\n" >> ${SECURITY_LOG} - cat ${TMP} >> ${SECURITY_LOG} + printf "\nSecurity Warning: /etc/passwd check :\n" >> ${SECURITY} + cat ${TMP} >> ${SECURITY} fi fi @@ -171,8 +171,8 @@ if [ ${CHECK_SHADOW}=="yes" ]; then }' < /etc/shadow > ${TMP} if [ -s ${TMP} ]; then - printf "\nSecurity Warning: /etc/shadow check :\n" >> ${SECURITY_LOG} - cat ${TMP} >> ${SECURITY_LOG} + printf "\nSecurity Warning: /etc/shadow check :\n" >> ${SECURITY} + cat ${TMP} >> ${SECURITY} fi fi @@ -193,16 +193,16 @@ if [ -s /etc/exports ] ; then }' < /etc/exports > ${TMP} if [ -s ${TMP} ] ; then - printf "\nSecurity Warning: Some NFS filesystem are exported to globally :\n" >> ${SECURITY_LOG} - cat ${TMP} >> ${SECURITY_LOG} + printf "\nSecurity Warning: Some NFS filesystem are exported globally :\n" >> ${SECURITY} + cat ${TMP} >> ${SECURITY} fi fi ### nfs mounts with missing nosuid /bin/mount | /bin/grep -v nosuid | /bin/grep ' nfs ' > ${TMP} if [ -s ${TMP} ] ; then - printf "\nSecurity Warning: The following NFS mounts haven't got the nosuid option set :\n" >> ${SECURITY_LOG} - cat ${TMP} >> ${SECURITY_LOG} + printf "\nSecurity Warning: The following NFS mounts haven't got the nosuid option set :\n" >> ${SECURITY} + cat ${TMP} >> ${SECURITY} fi ### Files that should not have + signs. @@ -233,10 +233,10 @@ awk -F: '{print $1" "$6}' /etc/passwd | done if [ -s ${TMP} ]; then - printf "\nSecurity Warning: '+' character found in hosts trusting files,\n" >> ${SECURITY_LOG} - printf "\tthis probably mean that you trust certains users/domain\n" >> ${SECURITY_LOG} - printf "\tto connect on this host without proper authentication :\n" >> ${SECURITY_LOG} - cat ${TMP} >> ${SECURITY_LOG} + printf "\nSecurity Warning: '+' character found in hosts trusting files,\n" >> ${SECURITY} + printf "\tthis probably mean that you trust certains users/domain\n" >> ${SECURITY} + printf "\tto connect on this host without proper authentication :\n" >> ${SECURITY} + cat ${TMP} >> ${SECURITY} fi ### executables should not be in the aliases file. @@ -249,9 +249,9 @@ for file in ${list}; do fi if [ -s ${TMP} ]; then - printf "\nSecurity Warning: The following programs are executed in your mail\n" >> ${SECURITY_LOG} - printf "\tvia ${file} files, this could lead to security problems :\n" >> ${SECURITY_LOG} - cat ${TMP} >> ${SECURITY_LOG} + printf "\nSecurity Warning: The following programs are executed in your mail\n" >> ${SECURITY} + printf "\tvia ${file} files, this could lead to security problems :\n" >> ${SECURITY} + cat ${TMP} >> ${SECURITY} fi done @@ -260,20 +260,25 @@ if [ ${CHECK_OPEN_PORT}=="yes" ]; then netstat -pvlA inet > ${TMP}; if [ -s ${TMP} ]; then - printf "\nThese are the ports listening on your machine :\n" >> ${SECURITY_LOG} - cat ${TMP} >> ${SECURITY_LOG} + printf "\nThese are the ports listening on your machine :\n" >> ${SECURITY} + cat ${TMP} >> ${SECURITY} fi fi fi # end of CHECK_SECURITY ### Report -if [ -s ${SECURITY_LOG} ]; then - Syslog ${SECURITY_LOG} - Ttylog ${SECURITY_LOG} - cat ${SECURITY_LOG} >> ${SECURITY} +if [ -s ${SECURITY} ]; then + Syslog ${SECURITY} + Ttylog ${SECURITY} + cat ${SECURITY} >> ${SECURITY_LOG} fi +if [ -f ${SECURITY} ]; then + rm -f ${SECURITY} +fi - +if [ -f ${TMP} ]; then + rm -f ${TMP} +fi |