Check Point Advisories

Microsoft .NET Framework S.DS.P Namespace Method Buffer Overflow - Ver2 (CVE-2013-0003)

Vulnerability
Protection

Check Point Reference:	CPAI-2014-2424
Date Published:	28 Dec 2014
Severity:	High
Last Updated:	Sunday 28 December, 2014
Source:
Industry Reference:	CVE-2013-0003
Protection Provided by:	Security Gateway R81, R80, R77, R75
Who is Vulnerable?
Vulnerability Description	A buffer overflow exists in the System.DirectoryServices.Protocols (S.DS.P) namespace method in the .NET framework. The vulnerability is due to an error in the validation of the size of objects in memory prior to copying them into an array.An attacker can remotely exploit this vulnerability by enticing a user to open a web page containing a specially crafted XBAP (XAML browser application). In addition, this vulnerability can also be exploited locally by a logged in user to escape Windows Code Access Security (CAS) Restrictions.Successful remote exploitation would allow arbitrary code execution in the context of the logged-in user.

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 Microsoft .NET Framework S.DS.P Namespace Method Buffer Overflow - Ver2 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: Content Protection Violation.
Attack Information: Microsoft .NET Framework S.DS.P Namespace Method Buffer Overflow - Ver2