xref: /freebsd-10.3-release/etc/periodic/security/300.chkuid0

#!/bin/sh -
#
# Copyright (c) 2001  The FreeBSD Project
# All rights reserved.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions
# are met:
# 1. Redistributions of source code must retain the above copyright
#    notice, this list of conditions and the following disclaimer.
# 2. Redistributions in binary form must reproduce the above copyright
#    notice, this list of conditions and the following disclaimer in the
#    documentation and/or other materials provided with the distribution.
#
# THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
# ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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# $FreeBSD: releng/10.3/etc/periodic/security/300.chkuid0 254974 2013-08-27 21:20:28Z jlh $
#


# If there is a global system configuration file, suck it in.
#
if [ -r /etc/defaults/periodic.conf ]
then
    . /etc/defaults/periodic.conf
    source_periodic_confs
fi

security_daily_compat_var security_status_chkuid0_enable

rc=0

if check_yesno_period security_status_chkuid0_enable
then
	echo ""
	echo 'Checking for uids of 0:'
	n=$(awk -F: '/^#/ {next} $3==0 {print $1,$3}' /etc/master.passwd |
	tee /dev/stderr |
	sed -e '/^root 0$/d' -e '/^toor 0$/d' |
	wc -l)
	[ $n -gt 0 ] && rc=1 || rc=0
fi

exit "$rc"