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Update Protection against HP OpenView Network Node Manager OvJavaLocale Buffer Overflow Vulnerability

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Check Point Reference: CPAI-2010-148
Date Published:
Severity:
Last Updated:
Source: HP Security Bulletin
Industry Reference(s): CVE-2010-2709
Protection Provided by: Security Gateway
  • R75
IPS-1
  • IPS-1
  • IPS-1 NGX R65
Who is Vulnerable?
HP OpenView Network Node Manager (OV NNM) 7.51
HP OpenView Network Node Manager (OV NNM) 7.53
Vulnerability Description
A buffer overflow vulnerability exists in HP OpenView Network Node Manager (NNM). The vulnerability is due to a boundary error in the webappmon.exe CGI application. A remote unauthenticated attacker can exploit this vulnerability by sending a crafted HTTP request to a target server, potentially causing execution of arbitrary code on the target system.
Update/Patch Available
Vendor's advisory.
Vulnerability Details
The vulnerability is due to a boundary error while parsing the OvJavaLocale parameter in the Cookie header. Remote unauthenticated attackers can exploit this vulnerability by sending maliciously crafted HTTP requests with overly long string value of the OvJavaLocale parameter in Cookie header.

Protection Overview
The protection will detect and block crafted HTTP requests sent to the webappmon.exe CGI program.

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, 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.

Security Gateway: R75

How Can I Protect My Network?
1. In the IPS tab, click Protections > By Protocol > Application Intelligence > HP Products.
2. In the right pane, double-click the HP OpenView Network Node Manager OvJavaLocale Buffer Overflow protection.
3. In the Protection Details window, click on Edit. Choose the protection's Action (Override IPS Policy with: Prevent/Detect), and apply Additional Settings. 
4. Install policy on all modules.

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

Attack Name: HP Products Protection Violation
Attack Information: HP OpenView Network Node Manager OvJavaLocale buffer overflow

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 Application Intelligence > Enterprise Software, and select the HP OpenView Network Node Manager protection group.
3. Click HP OpenView Network Node Manager OvJavaLocale Buffer Overflow (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: HP OpenView Network Node Manager
Description: HP OpenView Network Node Manager OvJavaLocale Buffer Overflow