Total Tests:

Multiple Vulnerabilities in LoudBlog

Advisory ID:HTB23002
Product:LoudBlog
Vendor:http://www.loudblog.com/
Vulnerable Versions:0.8.0a and probably prior
Tested Version:0.8.0a
Advisory Publication:May 17, 2011 [without technical details]
Vendor Notification:May 17, 2011
Public Disclosure:May 31, 2011
Vulnerability Type:Cross-Site Scripting [CWE-79]
SQL Injection [CWE-89]
Risk Level:High
CVSSv2 Base Scores:4.3 (AV:N/AC:M/Au:N/C:N/I:P/A:N)
7.5 (AV:N/AC:L/Au:N/C:P/I:P/A:P)
Discovered and Provided:High-Tech Bridge Security Research Lab
 

Advisory Details:

High-Tech Bridge SA Security Research Lab has discovered multiple vulnerabilities in LoudBlog which could be exploited to perform cross-site scripting and SQL injection attacks.

1) Cross-site scripting (XSS) vulnerability in LoudBlog
The vulnerability exists due to input sanitation error in the "id" parameter in loudblog/index.php when "page" is set to "comments" or "record2". A remote attacker can send a specially crafted HTTP request to the vulnerable script and execute arbitrary HTML and script code in user`s browser in context of the vulnerable website.
Exploitation examples:
http://[host]/loudblog/index.php?page=comments&do=x&id=%3Cscript%3Ealert%281 23%29;%3C/script%3E
http://[host]/loudblog/index.php?page=record2&do=edit&i d=%3Cscript%3Ealert%28123%29;%3C/script%3E


2) SQL injection vulnerabilities in LoudBlog
2.1 The vulnerability exists due to input sanitation errors in the "test" parameter in loudblog/ajax.php. A remote attacker can send a specially crafted HTTP request to the vulnerable script and execute arbitrary SQL commands in application`s database. Successful exploitation may allow an attacker to read, modify, add or delete arbitrary data in the database.
Exploitation example:
http://[host]/loudblog/ajax.php?test=%27%20union%20select%20version%28%29%20 --%201
2.2 The vulnerability exists due to input sanitation errors in the "id" parameter in loudblog/index.php. A remote attacker can send a specially crafted HTTP request to the vulnerable script and execute arbitrary SQL commands in application`s database. Successful exploitation may allow an attacker to read, modify, add or delete arbitrary data in the database.
Exploitation example:
http://[host]/loudblog/index.php?page=record2&do=edit&id=%27%20union%20selec t%201,2,3,4,version%28%2 9,6%20--%202

How to Detect Cross-Site Scripting Vulnerabilities
Website Security Test
  • GDPR & PCI DSS Test
  • Website CMS Security Test
  • CSP & HTTP Headers Check
  • WordPress & Drupal Scanning
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Solution:
Currently we are not aware of any vendor-supplied patches or other solutions. The vendor was contacted in accordance to our Vendor Notification Policy but we didn't get any answer or feedback.


References:
[1] High-Tech Bridge Advisory HTB23002 - https://www.immuniweb.com/advisory/HTB23002 - Multiple Vulnerabilities in LoudBlog
[2] LoudBlog - loudblog.com - LoudBlog is a sleek and easy-to-use Content Management System (CMS) for publishing media content on the web.
[3] Common Weakness Enumeration (CWE) - http://cwe.mitre.org - targeted to developers and security practitioners, CWE is a formal list of software weakness types.

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