xref: /freebsd-11-stable/etc/periodic/security/110.neggrpperm

#!/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
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#
# 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
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# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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# $FreeBSD: stable/11/etc/periodic/security/110.neggrpperm 306642 2016-10-03 14:59:32Z asomers $
#

# 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_neggrpperm_enable

rc=0

if check_yesno_period security_status_neggrpperm_enable
then
	echo ""
	echo 'Checking negative group permissions:'
	MP=`mount -t ufs,zfs | awk '$0 !~ /no(suid|exec)/ { print $3 }'`
	n=$(find -sx $MP /dev/null \( ! -fstype local \) -prune -o -type f \
	    \( \( ! -perm +010 -and -perm +001 \) -or \
	    \( ! -perm +020 -and -perm +002 \) -or \
	    \( ! -perm +040 -and -perm +004 \) \) \
	    -exec ls -liTd \{\} \+ | tee /dev/stderr | wc -l)
	[ $n -gt 0 ] && rc=1 || rc=0
fi

exit $rc