Check Point Advisories

Microsoft ASP.NET Application Folder Information Disclosure (MS06-033; CVE-2006-1300)

Check Point Reference: CPAI-2006-262
Date Published: 31 May 2010
Severity: High
Last Updated: Monday 31 May, 2010
Source:
Industry Reference:CVE-2006-1300
Protection Provided by:

Security Gateway
R81, R80, R77, R75
Who is Vulnerable?
Vulnerability Description ASP.NET is a technology that provides a programming model and infrastructure for creating dynamic web applications. ASP.NET is part of the Microsoft .NET Framework. ASP.NET is deployed on the Microsoft Internet Information Server, which treats files with the .aspx extension as ASP.NET files and passes these files to the ASP.NET engine for further processing. An information disclosure vulnerability has been identified in Microsoft ASP.NET product. The flaw is caused by an improper checking of the user supplied URLs. An attacker may exploit this vulnerability to access any object in the ASP.NET Application folder. In the case of an unsuccessful attack, the IIS server responds with HTTP 404 - File not found message. In cases where the attack is successful, the server responds with the content of the file under Application Code folder located inside the web root directory.

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

  1. In the IPS tab, click Protections and find the Microsoft ASP.NET Application Folder Information Disclosure (MS06-033) protection using the Search tool and Edit the protection's settings.
  2. Install policy on all Security Gateways.

This protection's log will contain the following information:

Attack Name:  Web Server Enforcement Violation.
Attack Information:  Microsoft ASP.NET Application folder information disclosure (MS06-033)

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