Module: Msf::Auxiliary::F5

Includes:
Report
Defined in:
lib/msf/core/auxiliary/f5.rb

Overview

This module provides methods for working with F5 equipment

Instance Method Summary collapse

Methods included from Report

#active_db?, #create_cracked_credential, #create_credential, #create_credential_and_login, #create_credential_login, #db, #db_warning_given?, #get_client, #get_host, #inside_workspace_boundary?, #invalidate_login, #mytask, #myworkspace, #myworkspace_id, #report_auth_info, #report_client, #report_exploit, #report_host, #report_loot, #report_note, #report_service, #report_vuln, #report_web_form, #report_web_page, #report_web_site, #report_web_vuln, #store_cred, #store_local, #store_loot

Methods included from Metasploit::Framework::Require

optionally, optionally_active_record_railtie, optionally_include_metasploit_credential_creation, #optionally_include_metasploit_credential_creation, optionally_require_metasploit_db_gem_engines

Instance Method Details

#f5_config_eater(thost, tport, config, store = true) ⇒ Object


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# File 'lib/msf/core/auxiliary/f5.rb', line 14

def f5_config_eater(thost, tport, config, store = true)

  credential_data = {
    address: thost,
    port: tport,
    protocol: 'tcp',
    workspace_id: myworkspace_id,
    origin_type: :service,
    private_type: :nonreplayable_hash,
    # https://support.f5.com/csp/article/K65081001
    jtr_format: 'sha512,crypt', # default on the devices 11.4.0+
    service_name: '',
    module_fullname: fullname,
    status: Metasploit::Model::Login::Status::UNTRIED
  }

  # Default SNMP to UDP
  if tport == 161
    credential_data[:protocol] = 'udp'
  end

  if store
    store_loot('f5.config', 'text/plain', thost, config.strip, 'config.txt', 'F5 Configuration')
  end

  host_info = {
    host: thost,
    os_name: 'F5'
  }
  report_host(host_info)

  # generated by: tmsh list auth user

  # auth user admin {
  #    description "Admin User"
  # encrypted-password $6$4FAWSZLi$VeSaxPM2/D1JOhMRN/GMkt5wHcbIVKaIC2g765ZD0VA9ZEEm8iyK40/ncGrZIGyJyJF4ivkScNZ59HWAIKMML/
  #    partition Common
  #    partition-access {
  #        all-partitions {
  #            role admin
  #        }
  #    }
  #    shell none
  # }

  config.scan(%r{auth user ([^ ]+) {\s*description "?([^\n"]+)"?\n\s*encrypted-password ([$\w\+\./]+)\n[\w\s\-{}]+\s+shell (tmsh|bash|none)\n}}mi).each do |result|
    username = result[0].strip
    description = result[1].strip
    hash = result[2].strip
    shell = result[3].strip
    cred = credential_data.dup
    cred[:username] = username
    cred[:jtr_format] = identify_hash(hash)
    cred[:private_data] = hash
    (cred)
    print_good("#{thost}:#{tport} Username '#{username}' with description '#{description}' and shell #{shell} with hash #{hash}")
  end

  # generated by: tmsh list sys snmp communities

  # sys snmp {
  #    communities {
  #        comm-public {
  #            community-name public
  #            source default
  #        }
  #        ro {
  #            community-name rocommunity
  #        }
  #        rw {
  #            access rw
  #            community-name rwcommunity
  #        }
  #    }
  # }

  config.scan(/(?:(access rw)?\n)\s+community-name (\w+)/).each do |result|
    if result[0].nil?
      access = 'RO'
    else
      access = 'RW'
    end
    cred = credential_data.dup
    cred[:port] = 161
    cred[:protocol] = 'udp'
    cred[:service_name] = 'snmp'
    cred[:jtr_format] = ''
    cred[:private_data] = result[1].strip
    cred[:private_type] = :password
    cred[:access_level] = access
    (cred)
    print_good("#{thost}:#{tport} SNMP Community '#{result[1].strip}' with #{access} access")
  end

  # generated by: cat /config/bigip.conf

  # cm device /Common/f5bigip.ragegroup.com {
  #    active-modules { "BIG-IP, VE Trial|VTFAAAA-AAAAAAA|Rate Shaping|External Interface and Network HSM, VE|SDN Services, VE|SSL, Forward Proxy, VE|BIG-IP VE, Multicast Routing|APM, Limited|SSL, VE|DNS (1K QPS), VE|Routing Bundle, VE|ASM, VE|Crytpo Offload, VE, Tier 1 (25M - 200M)|Max Compression, VE|AFM, VE|DNSSEC|Anti-Virus Checks|Base Endpoint Security Checks|Firewall Checks|Network Access|Secure Virtual Keyboard|APM, Web Application|Machine Certificate Checks|Protected Workspace|Remote Desktop|App Tunnel|VE, Carrier Grade NAT (AFM ONLY)|PSM, VE" }
  #    base-mac 00:11:11:a1:a1:a1
  #    build 0.0.9
  #    cert /Common/dtdi.crt
  #    chassis-id 164aaf79-aace-3494-1237671446c7
  #    configsync-ip 10.10.10.222
  #    edition "Point Release 2"
  #    hostname f5bigip.home.com
  #    key /Common/dtdi.key
  #    management-ip 1.1.1.1
  #    marketing-name "BIG-IP Virtual Edition"
  #    platform-id Z100
  #    product BIG-IP
  #    self-device true
  #    time-zone America/Los_Angeles
  #    version 15.1.0.2
  # }

  if /^cm device (?<content>.+)}$/m =~ config
    if /hostname (?<hostname>[\w\.-]+)$/i =~ content
      print_good("#{thost}:#{tport} Hostname: #{hostname}")
      host_info[:name] = hostname
      report_host(host_info)
    end
    if /base-mac (?<mac>[\d:a-f]+)$/i =~ content
      print_good("#{thost}:#{tport} MAC Address: #{mac}")
      host_info[:mac] = mac
      report_host(host_info)
    end
    if /management-ip (?<ip>[\d\.]+)$/ =~ content
      print_good("#{thost}:#{tport} Management IP: #{ip}")
    end
    if /product (?<product>[\w-]+)$/i =~ content
      print_good("#{thost}:#{tport} Product #{product}")
      host_info[:os_name] = "F5 #{product}"
      report_host(host_info)
    end
    if /version (?<version>[\d\.]+)$/i =~ content
      print_good("#{thost}:#{tport} OS Version: #{version}")
      host_info[:os_flavor] = version
      report_host(host_info)
    end
  end

  # generated by: cat /config/bigip.conf

  # sys file ssl-key /Common/f5_api_com.key {
  #    cache-path /config/filestore/files_d/Common_d/certificate_key_d/:Common:f5_api_com.key_63086_1
  #    passphrase $M$iE$cIdy72xi7Xbk3kazSrpdfscd+oD1pdsXJbwhvhMPiss4Iw0RKIJQS/CuSReZl/+kseKpPCNpBWNWOOaBCwlQ0v4sl7ZUkxCymh5pfFNAjhc=
  #    revision 1
  #    source-path file:///config/ssl/ssl.key/f5_api_com.key
  # }
  config.scan(%r{^sys file ssl-key (.+) \{.+passphrase ([$\w/\+=]+).+source-path file://([\w/\.]+)}mi).each do |result|
    username = result[0].strip # its not really a username, but we'll leave it as is since its a common name
    hash = result[1].strip
    file = result[2].strip
    cred = credential_data.dup
    cred[:username] = username
    cred[:jtr_format] = identify_hash(hash)
    cred[:private_data] = hash
    (cred)
    print_good("#{thost}:#{tport} SSL Key '#{username}' and hash #{hash} for #{file}")
  end

  # generated by tmsh show sys crypto master-key

  # --------------------------------------------------------------------------------
  # Sys::Master-Key
  # --------------------------------------------------------------------------------
  # master-key hash  <EFt+B7/aTWwPwLoMd8KLYW4JB3K5B6301k4pGsoWnZEb2yUbvEJgNU3FcLHo0S4QvdrwVcKrNtHLzebC7HizHQ==>
  # previous hash    <EFt+B7/aTWwPwLoMd8KLYW4JB3K5B6301k4pGsoWnZEb2yUbvEJgNU3FcLHo0S4QvdrwVcKrNtHLzebC7HizHQ==>

  config.scan(%r{(master-key|previous) hash\s+<([\w\+/=]+)>}i). each do |result|
    key_type = result[0].strip
    key = result[1].strip
    cred = credential_data.dup
    cred[:username] = "F5 #{key_type} hash"
    cred[:jtr_format] = identify_hash(key) # will come bacy empty
    cred[:private_data] = key
    (cred)
    print_good("#{thost}:#{tport} F5 #{key_type} hash #{key}")
  end

end