3 # SPDX-License-Identifier: BSD-2-Clause-FreeBSD
5 # Copyright (c) 2019 Kristof Provost <kp@FreeBSD.org>
7 # Redistribution and use in source and binary forms, with or without
8 # modification, are permitted provided that the following conditions
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.
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
28 . $(atf_get_srcdir)/utils.subr
30 common_dir=$(atf_get_srcdir)/../common
32 atf_test_case "cve_2019_5598" "cleanup"
35 atf_set descr 'Test CVE-2019-5598'
36 atf_set require.user root
37 atf_set require.progs scapy
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
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 ${epair_out}b 198.51.100.2/24 up
52 jexec alcatraz sysctl net.inet.ip.forwarding=1
53 jexec alcatraz arp -s 198.51.100.3 00:01:02:03:04:05
54 jexec alcatraz route add default 198.51.100.3
55 route add -net 198.51.100.0/24 192.0.2.2
57 jexec alcatraz pfctl -e
58 pft_set_rules alcatraz "block all" \
59 "pass in proto udp to 198.51.100.3 port 53" \
60 "pass out proto udp to 198.51.100.3 port 53"
62 atf_check -s exit:0 env PYTHONPATH=${common_dir} \
63 $(atf_get_srcdir)/CVE-2019-5598.py \
64 --sendif ${epair_in}a \
65 --recvif ${epair_out}a \
70 cve_2019_5598_cleanup()
77 atf_add_test_case "cve_2019_5598"