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42 lines
990 B
Bash
42 lines
990 B
Bash
#!/bin/sh -
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#
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# @(#)security 5.3 (Berkeley) 5/28/91
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# $Id: security,v 1.7 1995/01/14 13:23:50 ats Exp $
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#
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PATH=/sbin:/bin:/usr/bin
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host=`hostname -s`
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echo "Subject: $host security check output"
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LOG=/var/log
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TMP=/tmp/_secure.$$
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umask 027
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echo "checking setuid files and devices:"
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# don't have ncheck, but this does the equivalent of the commented out block.
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# note that one of the original problem, the possibility of overrunning
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# the args to ls, is still here...
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#
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MP=`mount -t ufs | sed 's;/dev/;&r;' | awk '{ print $3 }'`
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set $MP
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while test $# -ge 1; do
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mount=$1
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shift
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find $mount -xdev \( -perm -u+s -or -perm -g+s \) | sort
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done | xargs -n 20 ls -lgTd > $TMP
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if cmp $LOG/setuid.today $TMP >/dev/null; then :; else
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echo "$host setuid/device diffs:"
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diff -b $LOG/setuid.today $TMP
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mv $LOG/setuid.today $LOG/setuid.yesterday
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mv $TMP $LOG/setuid.today
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fi
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rm -f $TMP
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echo ""
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echo ""
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echo "checking for uids of 0:"
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awk 'BEGIN {FS=":"} $3=="0" {print $1,$3}' /etc/master.passwd
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