Cross-Site Scripting (XSS) in Offiria

[High-Tech Bridge Security Research <advisory@xxxxxxxxxxxx>]

Advisory ID: HTB23210
Product: Offiria
Vendor: Slashes & Dots Sdn Bhd.
Vulnerable Version(s): 2.1.0 and probably prior
Tested Version: 2.1.0
Advisory Publication:  April 2, 2014  [without technical details]
Vendor Notification: April 2, 2014 
Public Disclosure: May 7, 2014 
Vulnerability Type: Cross-Site Scripting [CWE-79]
CVE Reference: CVE-2014-2689
Risk Level: Medium 
CVSSv2 Base Score: 4.3 (AV:N/AC:M/Au:N/C:N/I:P/A:N)
Solution Status: Solution Available
Discovered and Provided: High-Tech Bridge Security Research Lab ( 
https://www.htbridge.com/advisory/ ) 

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Advisory Details:

High-Tech Bridge Security Research Lab discovered vulnerability in Offiria, 
which can be exploited to perform Cross-Site Scripting (XSS) attacks against 
users of vulnerable application.


1) Reflected Cross-Site Scripting (XSS) in Offiria: CVE-2014-2689


The vulnerability exists due to insufficient sanitisation of user-supplied data 
in URI after "/installer/index.php" script that is not removed from the system 
by default. A remote attacker can trick a logged-in user to open a specially 
crafted link and execute arbitrary HTML and script code in browser in context 
of the vulnerable website.


The following exploitation example displays "immuniweb" word:

http://[host]/installer/index.php/%22onmouseover%3d%22alert%28%27immuniweb%27%29;%22%3d%22%3E


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Solution:

Currently we are not aware of any official solution for this vulnerability. The 
vendor did not respond to:
- 6 notifications by email
- 1 notification via twitter
- 1 notification via GitHub

As a temporary solution it is recommended to remove the vulnerable script or 
restrict access to it via .htaccess file or WAF. 

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References:

[1] High-Tech Bridge Advisory HTB23210 - 
https://www.htbridge.com/advisory/HTB23210 - Cross-Site Scripting (XSS) in 
Offiria.
[2] Offiria - https://offiria.com - Offiria is a private, secure Enterprise 
Social Network for your organization.
[3] Common Weakness Enumeration (CWE) - http://cwe.mitre.org - targeted to 
developers and security practitioners, CWE is a formal list of software 
weakness types.
[4] ImmuniWeb® - https://portal.htbridge.com/ - is High-Tech Bridge's 
proprietary web application security assessment solution with SaaS delivery 
model that combines manual and automated vulnerability testing.

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Disclaimer: The information provided in this Advisory is provided "as is" and 
without any warranty of any kind. Details of this Advisory may be updated in 
order to provide as accurate information as possible. The latest version of the 
Advisory is available on web page [1] in the References.