Home Page | Skip to Navigation | Skip to Content | Skip to Search | Skip to Footer

Update Protection against Microsoft SQL Server Distributed Management Objects Buffer Overflow Vulnerability

Subscribe

Check Point Reference: CPAI-2007-114
Date Published:
Severity:
Source:

Security Focus - ID: 25594

Protection Provided by: VPN-1
  • NGX R65
  • NGX R62
  • NGX R61
  • NGX R60
  • NG with Application Intelligence R55
VSX
  • NGX
InterSpect
  • NGX
Who is Vulnerable?
Microsoft SQL Server 2005 SP2
Vulnerability Description
A buffer overflow vulnerability has been reported in Microsoft SQL Server. Microsoft SQL Server is a Relational Database Management System (RDBMS) that can be managed through Distributed Management Objects (DMO). A remote attacker can exploit this issue to execute arbitrary code on vulnerable server.
Vulnerability Details
The vulnerability is due to a boundary error in the Distributed Management Objects (DBO) component of the Microsoft SQL Server that fails to properly handle overly large arguments. To trigger this issue, an attacker may create a malicious web page that will exploit this vulnerability. Successful exploitation may allow execution of arbitrary code on the vulnerable server.

Protection Overview
By enabling this protection, SmartDefense will detect and block overly large arguments passed to the vulnerable method of the Microsoft SQL Server DBO library. Depending on the traffic mix, activating this protection may result in performance degradation.

In order for the protection to be activated, update your VPN-1/InterSpect product to the latest SmartDefense update. For information on how to update SmartDefense, go to SBP-2006-05, Protection tab and select the version of your choice.

To configure the defense, select your product from the list below and follow the related protection steps.

Additional Information
The update released on October 10, 2007 includes the following protections:

Ipswitch IMail Server IMAP SEARCH Command Date String Vulnerability (CPAI-2007-111)
VMware Workstation ActiveX Control Command Execution Vulnerability (CPAI-2007-112)
Symantec Products ActiveX Control Code Execution Vulnerabilities (CPAI-2007-113)
Microsoft SQL Server Distributed Management Objects Vulnerability (CPAI-2007-114)
Microsoft Visual Studio Crystal Reports RPT File Vulnerability (MS07-052) - CPAI-2007-115
IBM and Lenovo Access Support ActiveX Control Vulnerabilities (CPAI-2007-116)
CA eTrust Intrusion Detection (caller.dll) ActiveX Control Vulnerability (CPAI-2007-117)

VPN-1 NGX R65 & R62

How Can I Protect My Network?
1. In the SmartDefense tab, click Web Intelligence > HTTP Client Protections > Microsoft Internet Explorer Vulnerabilities > Block MS SQL Server Distributed Management Vulnerability.
2. In the configuration pane, under Settings > Mode, check Active.



3. Install policy on all modules.

How Do I Know if My Network is Under Attack?
SmartView Tracker will log the following entries:

Attack Name: Web Client Enforcement Violation
Attack Information: MS SQL server distributed management detected

VPN-1 NGX R61 & R60

How Can I Protect My Network?
1. In the Web Intelligence tree, click HTTP Client Protections > Microsoft Internet Explorer Vulnerabilities.
2. Select the following pattern:

Block MS SQL Server Distributed Management Vulnerability

3. Install security policy on all modules.

How Do I Know if My Network is Under Attack?
SmartView Tracker will log the following entries:

Attack Name: Web Client Enforcement Violation
Attack Information: MS SQL server distributed management detected

VPN-1 NG with Application Intelligence R55

How Can I Protect My Network?
1. In the SmartDefense tree, click Application Intelligence > Web > HTTP Client Protections > Microsoft Internet Explorer Vulnerabilities.
2. Select the following pattern:

Block MS SQL Server Distributed Management Vulnerability

3. Install security policy on all modules.

How Do I Know if My Network is Under Attack?
Rule #99935 will appear on the SmartView Tracker.

VPN-1 VSX NGX

How Can I Protect My Network?
1. In the SmartDefense tree, click Application Intelligence > Web > HTTP Client Protections > Microsoft Internet Explorer Vulnerabilities.
2. Select the following pattern:

Block MS SQL Server Distributed Management Vulnerability

3. Install security policy on all modules.

How Do I Know if My Network is Under Attack?
Rule #99935 will appear on the SmartView Tracker.

InterSpect NGX

How Can I Protect My Network?
1. In the left pane, select Profiles > Default Protection and select the Web Intelligence page of the profile.
2. In the Web Intelligence tree, click HTTP Client Protections > Microsoft Internet Explorer vulnerabilities.
3. Select the following pattern:

Block MS SQL Server Distributed Management Vulnerability

4. Install security policy on all modules.

How Do I Know if My Network is Under Attack?
SmartView Tracker will log the following entries:

Attack Name: Web Client Enforcement Violation
Attack Information: MS SQL server distributed management detected