#!/bin/sh - # # @(#)security 5.3 (Berkeley) 5/28/91 # $Id: security,v 1.6 1994/01/22 10:54:13 rgrimes Exp $ # 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... # MP=`mount -t ufs | sed 's;/dev/;&r;' | awk '{ print $3 }'` set $MP while test $# -ge 1; do mount=$1 shift find $mount -xdev -perm -u+s -or -perm -g+s | sort done | xargs -n 20 ls -lgTd > $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