1#!/bin/sh -
2#
3# Copyright (c) 2001  The FreeBSD Project
4# All rights reserved.
5#
6# Redistribution and use in source and binary forms, with or without
7# modification, are permitted provided that the following conditions
8# are met:
9# 1. Redistributions of source code must retain the above copyright
10#    notice, this list of conditions and the following disclaimer.
11# 2. Redistributions in binary form must reproduce the above copyright
12#    notice, this list of conditions and the following disclaimer in the
13#    documentation and/or other materials provided with the distribution.
14#
15# THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
16# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
17# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
18# ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
19# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
20# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
21# OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
22# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
23# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
24# OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
25# SUCH DAMAGE.
26#
27# $FreeBSD: head/etc/periodic/security/110.neggrpperm 322868 2017-08-25 00:28:56Z asomers $
28#
29
30# If there is a global system configuration file, suck it in.
31#
32if [ -r /etc/defaults/periodic.conf ]
33then
34    . /etc/defaults/periodic.conf
35    source_periodic_confs
36fi
37
38security_daily_compat_var security_status_neggrpperm_enable
39
40rc=0
41
42if check_yesno_period security_status_neggrpperm_enable
43then
44	echo ""
45	echo 'Checking negative group permissions:'
46	IFS=$'\n'	# Don't split mount points with spaces or tabs
47	MP=`mount -t ufs,hammer,hammer2 | awk '
48		$0 !~ /no(suid|exec)/ {
49			sub(/^.* on \//, "/");
50			sub(/ \(.*\)/, "");
51			print $0
52		}'`
53	n=$(find -sx $MP /dev/null \( ! -fstype local \) -prune -o -type f \
54	    \( \( ! -perm +010 -and -perm +001 \) -or \
55	    \( ! -perm +020 -and -perm +002 \) -or \
56	    \( ! -perm +040 -and -perm +004 \) \) \
57	    -exec ls -liTd \{\} \+ | tee /dev/stderr | wc -l)
58	[ $n -gt 0 ] && rc=1 || rc=0
59fi
60
61exit $rc
62