Check Point Advisories

Novell iPrint Client ExecuteRequest debug Parameter Buffer Overflow

Vulnerability
Protection

Check Point Reference:	CPAI-2010-156
Date Published:	30 Aug 2010
Severity:	Medium
Last Updated:	Monday 30 August, 2010
Source:
Protection Provided by:	Security Gateway R81, R80, R77, R75
Who is Vulnerable?
Vulnerability Description	Novell iPrint Client is an application that allows users to install and manage printers, or submit print job from a web browser. Novell iPrint Client is bundled with a set of ActiveX controls that implement various functions. A buffer overflow vulnerability has been reported in Novell iPrint browser plugin. The vulnerability is due to a boundary error while parsing the debug parameter. If a specially crafted string is assigned to the parameter, a stack buffer overflow can occur. A remote attacker may exploit this issue by enticing a user to access a malicious website. This can lead to a buffer overflow and the possibility of code execution in the context of the affected application.

Protection Overview

This protection will detect and block attempts to exploit this vulnerability.

In order for the protection to be activated, update your Security Gateway product to the latest IPS update. For information on how to update IPS, go to SBP-2006-05, click on Protection tab and select the version of your choice.

Security Gateway R80 / R77 / R75

In the IPS tab, click Protections and find the Novell iPrint Client ExecuteRequest debug Parameter Buffer Overflow protection using the Search tool and Edit the protection's settings.
Install policy on all Security Gateways.

This protection's log will contain the following information:

Attack Name: Web Client Enforcement Violation.
Attack Information: Novell iPrint Client ExecuteRequest debug parameter buffer overflow