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Update Protection against Microsoft Windows SNMP Memory Corruption Vulnerability (MS06-074)

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Check Point Reference: CPAI-2007-020
Date Published:
Severity:
Last Updated:
Source: Microsoft Security Bulletin MS06-074
Industry Reference(s): CVE-2006-5583
Protection Provided by: VPN-1
  • NGX R62
  • NGX R61
  • NGX R60
  • NG with Application Intelligence R55W
  • NG with Application Intelligence R55
VSX
  • NGX
InterSpect
  • NGX
  • 2.0 and 1.x
Connectra
  • NGX R62
  • NGX R61
Who is Vulnerable?
Microsoft Windows 2000 SP4
Microsoft Windows XP SP2
Microsoft Windows XP Professional x64 Edition
Microsoft Windows Server 2003
Microsoft Windows Server 2003 SP1
Microsoft Windows Server 2003 (Itanium)
Microsoft Windows Server 2003 SP1 (Itanium)
Microsoft Windows Server 2003 x64 Edition
Vulnerability Description
A buffer overflow vulnerability has been reported in Microsoft Windows SNMP Service. SNMP (Simple Network Management Protocol) is a protocol for remotely managing network devices. The SNMP Service allows the local computer to service incoming SNMP requests. A remote attacker may exploit this issue to take complete control of a vulnerable system via a specially crafted SNMP packet.
Update/Patch Available
Apply patches:
Microsoft Security Bulletin MS06-074
Vulnerability Details
The vulnerability is due to an unchecked buffer in the SNMP service. The service fails to properly handle malformed 'GetBulkRequest' SNMP messages. An attacker could exploit this vulnerability via a specially crafted SNMP message. Successful exploitation may allow an attacker to create a denial of service condition or execute arbitrary code on an affected system.

Protection Overview
By enabling this protection, SmartDefense will detect and block the malformed SNMP messages.

In order for the protection to be activated, update your VPN-1\InterSpect\Connectra 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 February 22, 2007 includes the following protections:

AOL (CDDB) Control Buffer Overflow Vulnerability (CPAI-2007-013)
3Com TFTP Server Buffer Overflow Vulnerability (CPAI-2007-014)
IBM Tivoli Storage Manager Buffer Overflow Vulnerability (CPAI-2007-015)
CA BrightStor Discovery Buffer Overflow Vulnerability (CPAI-2007-016)
Symantec Veritas NetBackup Buffer Overflow Vulnerability (CPAI-2007-017)
Novell NetMail NMAP Buffer Overflow Vulnerability (CPAI-2007-018)
Citrix Presentation Remote Code Execution Vulnerability (CPAI-2007-019)
Microsoft Windows SNMP Memory Corruption Vulnerability (MS06-074) - CPAI-2007-020
Novell Print Spooler Buffer Overflow Vulnerability (CPAI-2007-021)
Novell eDirectory Denial of Service Vulnerability (CPAI-2007-022)
Microsoft Windows Print Spooler Service Denial of Service Vulnerability (CPAI-2007-023)
Multiple SNMP Vulnerabilities (SBP-2007-03)

VPN-1 NGX R62

How Can I Protect My Network?
1. In the SmartDefense tab, click Application Intelligence > SNMP Protocol Inspection > Block GetBulk Vulnerability (MS06-074).



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: SNMP Protection Violation
Attack Information:
Invalid GetBULK request
Invalid SNMP OID

VPN-1 NGX R61, R60 & VPN-1 NG with Application Intelligence R55W

How Can I Protect My Network?
1. In the Smartdefense tree, click Application Intelligence > SNMP Protocol Inspection Block GetBulk Vulnerability (MS06-074).



2. 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: SNMP Protection Violation
Attack Information:
Invalid GetBULK request
Invalid SNMP OID

VPN-1 NG with Application Intelligence R55

How Can I Protect My Network?
1. In the SmartDefense tree, click Application Intelligence > SNMP Protocol Inspection.
2. Enable the following protection:

Block GetBulk Vulnerability (MS06-074)



3. Install security policy on all modules.

How Do I Know if My Network is Under Attack?
SmartView Tracker will log rules 99166 and 99167 for invalid GetBULK Request and invalid SNMP OID accordingly.

VPN-1 VSX NGX

How Can I Protect My Network?
1. In the SmartDefense tree, click Application Intelligence > SNMP Protocol Inspection.
2. Enable the following protection:

Block GetBulk Vulnerability (MS06-074)

3. Install security policy on all modules.

How Do I Know if My Network is Under Attack?
SmartView Tracker will log rules 99166 and 99167 for invalid GetBULK Request and invalid SNMP OID accordingly.

InterSpect NGX

How Can I Protect My Network?
1. In the lefthand menu, click Profiles > Default Protection > SmartDefense. The SmartDefense page opens.
2. In the SmartDefense tree, click Application Intelligence > SNMP Protocol Inspection.
3. Enable the following protection:

Block GetBulk Vulnerability (MS06-074)



4. Install security policy.

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

Attack Name: SNMP Protection Violation
Attack Information:
Invalid GetBULK request
Invalid SNMP OID

InterSpect 2.0

How Can I Protect My Network?
1. In the SmartDefense tree, click Application Intelligence > SNMP Protocol Inspection.
2. Enable the following protection:

Block GetBulk Vulnerability (MS06-074)

3. Install security policy.

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

Attack Name: SNMP Protection Violation
Attack Information:
Invalid GetBULK request
Invalid SNMP OID

Connectra NGX R62/R61

How Can I Protect My Network?
1. In the left-hand menu, click Security > SmartDefense > Application Intelligence.
2. In the Dynamic Attacks pane, select the following:

Block GetBulk Vulnerability (MS06-074)

3. Install policy on all modules.

How Do I Know if My Network is Under Attack?
Upon attack, the following entries will be logged:

Attack Name: SNMP Protection Violation
Attack Information:
Invalid GetBULK request
Invalid SNMP OID