1# $FreeBSD$ 2# 3# SPDX-License-Identifier: BSD-2-Clause 4# 5# Copyright (c) 2019 Kristof Provost <kp@FreeBSD.org> 6# 7# Redistribution and use in source and binary forms, with or without 8# modification, are permitted provided that the following conditions 9# are met: 10# 1. Redistributions of source code must retain the above copyright 11# notice, this list of conditions and the following disclaimer. 12# 2. Redistributions in binary form must reproduce the above copyright 13# notice, this list of conditions and the following disclaimer in the 14# documentation and/or other materials provided with the distribution. 15# 16# THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 17# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 18# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 19# ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 20# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 21# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 22# OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 23# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 24# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 25# OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 26# SUCH DAMAGE. 27 28. $(atf_get_srcdir)/utils.subr 29 30common_dir=$(atf_get_srcdir)/../common 31 32atf_test_case "cve_2019_5598" "cleanup" 33cve_2019_5598_head() 34{ 35 atf_set descr 'Test CVE-2019-5598' 36 atf_set require.user root 37 atf_set require.progs scapy 38} 39 40cve_2019_5598_body() 41{ 42 pft_init 43 44 epair_in=$(vnet_mkepair) 45 epair_out=$(vnet_mkepair) 46 ifconfig ${epair_in}a 192.0.2.1/24 up 47 ifconfig ${epair_out}a up 48 49 vnet_mkjail alcatraz ${epair_in}b ${epair_out}b 50 jexec alcatraz ifconfig ${epair_in}b 192.0.2.2/24 up 51 jexec alcatraz ifconfig ${epair_out}b 198.51.100.2/24 up 52 jexec alcatraz sysctl net.inet.ip.forwarding=1 53 jexec alcatraz arp -s 198.51.100.3 00:01:02:03:04:05 54 jexec alcatraz route add default 198.51.100.3 55 route add -net 198.51.100.0/24 192.0.2.2 56 57 jexec alcatraz pfctl -e 58 pft_set_rules alcatraz "block all" \ 59 "pass in proto udp to 198.51.100.3 port 53" \ 60 "pass out proto udp to 198.51.100.3 port 53" 61 62 atf_check -s exit:0 env PYTHONPATH=${common_dir} \ 63 $(atf_get_srcdir)/CVE-2019-5598.py \ 64 --sendif ${epair_in}a \ 65 --recvif ${epair_out}a \ 66 --src 192.0.2.1 \ 67 --to 198.51.100.3 68} 69 70cve_2019_5598_cleanup() 71{ 72 pft_cleanup 73} 74 75atf_init_test_cases() 76{ 77 atf_add_test_case "cve_2019_5598" 78} 79