AOH :: HP Unsorted B :: B1A-1673.HTM

BXR XSRF (CSRF)



XSRF (CSRF) in BXR
XSRF (CSRF) in BXR



Vulnerability ID: HTB22503
Reference: http://www.htbridge.ch/advisory/xsrf_csrf_in_bxr.html 
Product: BXR
Vendor: Hulihan Applications ( http://hulihanapplications.com/projects/bxr ) 
Vulnerable Version: 0.6.8 and Probably Prior Versions
Vendor Notification: 22 July 2010 
Vulnerability Type: CSRF (Cross-Site Request Forgery)
Status: Fixed by Vendor
Risk level: Low 
Credit: High-Tech Bridge SA - Ethical Hacking & Penetration Testing (http://www.htbridge.ch/) 

Vulnerability Details:
The vulnerability exists due to failure in the "/user/update" script to properly verify the source of HTTP request.

Successful exploitation of this vulnerability could result in a compromise of the application, theft of cookie-based authentication credentials, disclosure or modification of sensitive data.

Attacker can use browser to exploit this vulnerability. The following PoC is available:

action="http://host/user/update/1" method="post" name="main" > value="myemail@example.com" />
Solution: Upgrade to the most recent version

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