PT-2011-40: Multiple CSRF vulnerabilities in Citrix License Administration Console

Vulnerable software

Citrix XenServer Administration Console 
Version: 11.9 and earlier

Application link:

Severity level

Severity level: High 
Impact: Configuration modification 
Access Vector: Network exploitable 

CVSS v2: 
Base Score: 7.1 
Vector: (AV:N/AC:M/Au:N/C:N/I:C/A:N)

CVE: not assigned


Vulnerability description

Positive Research Center has discovered a multiple CSRF vulnerabilities in Citrix License Administration Console.

All web interface forms are vulnerable to CSRF attacks. One can exploit these vulnerabilities to change the system configuration.

How to fix

Update your software up to the latest version

Advisory status

10.11.2011 - Vendor is notified
10.11.2011 - Vendor gets vulnerability details
13.03.2012 - Vendor releases fixed version and details
27.03.2012 - Public disclosure


The vulnerability was discovered by Maxim Tsoy, Kirill Mosolov, Positive Research Center (Positive Technologies Company)


Reports on the vulnerabilities previously discovered by Positive Research: