Kentico CMS 'userContextMenu_parameter' Parameter Cross Site Scripting Vulnerability
BID:48051
Info
Kentico CMS 'userContextMenu_parameter' Parameter Cross Site Scripting Vulnerability
| Bugtraq ID: | 48051 |
| Class: | Input Validation Error |
| CVE: | |
| Remote: | Yes |
| Local: | No |
| Published: | May 31 2011 12:00AM |
| Updated: | Mar 19 2015 08:13AM |
| Credit: | Gjoko 'LiquidWorm' Krstic |
| Vulnerable: |
Kentico Kentico CMS 5.5R2.23 |
| Not Vulnerable: |
Kentico Kentico CMS 5.5R2.24 |
Discussion
Kentico CMS 'userContextMenu_parameter' Parameter Cross Site Scripting Vulnerability
Kentico CMS is prone to a cross-site scripting vulnerability because it fails to sufficiently sanitize user-supplied data.
An attacker may leverage this issue to execute arbitrary script code in the browser of an unsuspecting user in the context of the affected site. This may allow the attacker to steal cookie-based authentication credentials and to launch other attacks.
Kentico CMS 5.5R2.23 is vulnerable; other versions may also be affected.
Kentico CMS is prone to a cross-site scripting vulnerability because it fails to sufficiently sanitize user-supplied data.
An attacker may leverage this issue to execute arbitrary script code in the browser of an unsuspecting user in the context of the affected site. This may allow the attacker to steal cookie-based authentication credentials and to launch other attacks.
Kentico CMS 5.5R2.23 is vulnerable; other versions may also be affected.
Exploit / POC
Kentico CMS 'userContextMenu_parameter' Parameter Cross Site Scripting Vulnerability
To exploit this issue, an attacker must entice an unsuspecting user to follow a malicious URI.
The following example URI is available:
POST http://localhost/examples/webparts/membership/users-viewer.aspx HTTP/1.1
&userContextMenu_parameter=%22%20onmouseover%3Dalert%281%29%20zsl%3D%22
To exploit this issue, an attacker must entice an unsuspecting user to follow a malicious URI.
The following example URI is available:
POST http://localhost/examples/webparts/membership/users-viewer.aspx HTTP/1.1
&userContextMenu_parameter=%22%20onmouseover%3Dalert%281%29%20zsl%3D%22
Solution / Fix
Kentico CMS 'userContextMenu_parameter' Parameter Cross Site Scripting Vulnerability
Solution:
The vendor released an update. Please see the references for details.
Solution:
The vendor released an update. Please see the references for details.
References
Kentico CMS 'userContextMenu_parameter' Parameter Cross Site Scripting Vulnerability
References:
References:
- Kentico CMS <=5.5R2.23 Cross-Site Scripting POST Injection Vulnerability (Zero Science Lab)
- Kentico CMS Release Notes (Kentico)
- Vendor Homepage (Kentico)