#!/bin/sh - # # @(#)security 5.3 (Berkeley) 5/28/91 # $Id$ # PATH=/sbin:/bin:/usr/bin host=`hostname -s` echo "Subject: $host security check output" LOG=/var/log TMP=/tmp/_secure.$$ umask 027 echo "checking setuid files and devices:" # don't have ncheck, but this does the equivalent of the commented out block. # note that one of the original problem, the possibility of overrunning # the args to ls, is still here... # # add this after -a when find supports isofs, and you don't want to check # your cd roms # \( ! \( -fstype isofs \) -o -prune \) \ # do skip checking cdroms find / -fstype local -a \ \( -perm -u+s -or -perm -g+s \) | \ sed -e "/\/dev\//d" -e "s;//;/;g" | sort | xargs -n 20 ls -lgT > $TMP #MP=`mount -t ufs | sed 's;/dev/;&r;' | awk '{ print $1 " " $3 }'` #set $MP #ls -lgT `while test $# -ge 2; do # device=$1 # shift # mount=$1 # shift # ncheck -s $device | sed -e "/:$/d" -e "/\/dev\//d" \ # -e "s;[^/]*;$mount;" -e "s;//;/;g" | sort #done` > $TMP if cmp $LOG/setuid.today $TMP >/dev/null; then :; else echo "$host setuid/device diffs:" diff $LOG/setuid.today $TMP mv $LOG/setuid.today $LOG/setuid.yesterday mv $TMP $LOG/setuid.today fi rm -f $TMP echo "" echo "" echo "checking for uids of 0:" awk 'BEGIN {FS=":"} $3=="0" {print $1,$3}' /etc/master.passwd