pf tests: Fix accidental duplication of content
Some files got their contented duplicated in r345409. Some mistakes where fixed in r345430. The only file that was left with a duplicated content was CVE-2019-5598.py. Reviewed by: kp Approved by: src (kp) Differential Revision: https://reviews.freebsd.org/D21267
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Notes:
svn2git
2020-12-20 02:59:44 +00:00
svn path=/head/; revision=351068
@ -63,68 +63,3 @@ def main():
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if __name__ == '__main__':
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main()
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#!/usr/local/bin/python2.7
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import argparse
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import scapy.all as sp
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import sys
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from sniffer import Sniffer
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def check_icmp_error(args, packet):
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ip = packet.getlayer(sp.IP)
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if not ip:
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return False
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if ip.dst != args.to[0]:
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return False
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icmp = packet.getlayer(sp.ICMP)
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if not icmp:
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return False
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if icmp.type != 3 or icmp.code != 3:
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return False
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return True
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def main():
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parser = argparse.ArgumentParser("CVE-2019-icmp.py",
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description="CVE-2019-icmp test tool")
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parser.add_argument('--sendif', nargs=1,
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required=True,
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help='The interface through which the packet will be sent')
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parser.add_argument('--recvif', nargs=1,
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required=True,
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help='The interface on which to check for the packet')
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parser.add_argument('--src', nargs=1,
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required=True,
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help='The source IP address')
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parser.add_argument('--to', nargs=1,
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required=True,
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help='The destination IP address')
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args = parser.parse_args()
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# Send the allowed packet to establish state
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udp = sp.Ether() / \
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sp.IP(src=args.src[0], dst=args.to[0]) / \
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sp.UDP(dport=53, sport=1234)
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sp.sendp(udp, iface=args.sendif[0], verbose=False)
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# Start sniffing on recvif
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sniffer = Sniffer(args, check_icmp_error)
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# Send the bad error packet
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icmp_reachable = sp.Ether() / \
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sp.IP(src=args.src[0], dst=args.to[0]) / \
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sp.ICMP(type=3, code=3) / \
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sp.IP(src=args.src[0], dst=args.to[0]) / \
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sp.UDP(dport=53, sport=1234)
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sp.sendp(icmp_reachable, iface=args.sendif[0], verbose=False)
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sniffer.join()
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if sniffer.foundCorrectPacket:
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sys.exit(1)
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sys.exit(0)
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if __name__ == '__main__':
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main()
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