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Update Protection against Microsoft Office SharePoint Server Access Control Elevation of Privilege (MS08-077)

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Check Point Reference: CPAI-2008-181
Date Published:
Severity:
Last Updated:
Source: Microsoft Security Bulletin MS08-077
Industry Reference(s): CVE-2008-4032
Protection Provided by: VPN-1
  • NGX R65
  • NGX R62
  • NGX R61
  • NGX R60
VSX
  • NGX R65
InterSpect
  • NGX
IPS-1
  • IPS-1
  • IPS-1 NGX R65
Who is Vulnerable?
Microsoft Office SharePoint Server 2007 (32-bit editions)
Microsoft Office SharePoint Server 2007 SP1 (32-bit editions)
Microsoft Office SharePoint Server 2007 (64-bit editions)
Microsoft Office SharePoint Server 2007 SP1 (64-bit editions)
Vulnerability Description
An elevation of privilege vulnerability was reported in Microsoft Office SharePoint Server 2007. Windows SharePoint Services provide a platform for collaboration applications and document management. Office SharePoint Server is an integrated suite of server capabilities built on top of Windows SharePoint Services. Successful exploitation of this vulnerability could result in elevation of privilege within the SharePoint Site.
Update/Patch Available
Apply patches:
Microsoft Security Bulletin MS08-077
Vulnerability Details
The vulnerability is due to an error in Microsoft Office SharePoint Server that incorrectly handles access control on a subset of administrative functions. A remote attacker may convince a user to browse to a SharePoint URL, bypassing authentication to a subset of administrative functions. Successful exploitation of this issue may result in information disclosure, and may allow the attacker to cause denial of service by executing commands that would cause load on the server.

Protection Overview
By enabling this protection, SmartDefense will detect and block attempts to exploit this vulnerability via malicious URLs. IPS-1 will detect and block attempts to access Sharepoint administrative pages without correct credentials.

In order for the protection to be activated, update your VPN-1 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.

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 > Microsoft Office SharePoint Server Access Control Elevation of Privilege (MS08-077).
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 Office SharePoint server access control elevation of privilege (MS08-077)

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:

Microsoft Office SharePoint Server Access Control Elevation of Privilege (MS08-077)

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 Office SharePoint server access control elevation of privilege (MS08-077)

VPN-1 VSX NGX R65

How Can I Protect My Network?
1. In the SmartDefense tab, click Web Intelligence > HTTP Client Protections > Microsoft Internet Explorer Vulnerabilities > Microsoft Office SharePoint Server Access Control Elevation of Privilege (MS08-077).
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 Office SharePoint server access control elevation of privilege (MS08-077)

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:

Microsoft Office SharePoint Server Access Control Elevation of Privilege (MS08-077)

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 Office SharePoint server access control elevation of privilege (MS08-077)

IPS-1 & IPS-1 NGX R65

How Can I Protect My Network?
1. In the IPS-1 Policy Manager, click on the Protection tab.
2. In the Protection tree, click Web Intelligence > WWW 2, and select the CGI Attacks protection group.
3. Click Microsoft Sharepoint Server Query String Vulnerability (MS08-077) - (IPS-1 NGX R65 only).
4. In the configuration pane, under Settings, check Active.
5. Click on Install Policy.

 

How Do I Know if My Network is Under Attack?

Upon attack, the following entries will be logged:

Alert Name: WWW/CGI Attacks Protection Group
Description: Microsoft Sharepoint Server Query String Vulnerability (MS08-077)