Check Point Advisories

HP OpenView Network Node Manager OvWebHelp.exe Buffer Overflow (CVE-2009-4178)

Check Point Reference: CPAI-2009-332
Date Published: 29 Dec 2009
Severity: High
Last Updated: 21 Mar 2016
Industry Reference:CVE-2009-4178
Protection Provided by:

Security Gateway
R80, R77, R76, R75, R71, R70

Who is Vulnerable?
Vulnerability Description The Network Node Manager (NNM) is an HP OpenView product which manages networks. It determines and displays physical and logical connectivity in networks, as well as information referring to protocols running over the network.A buffer overflow vulnerability exists in HP OpenView Network Node Manager (NNM). The vulnerability is due to a boundary error when the CGI program OvWebHelp.exe processes the Topic variable in an HTTP POST request. A remote attacker can exploit this vulnerability by sending a crafted HTTP POST request to a target server, potentially causing arbitrary code to be injected and executed in the security context of the Internet Guest account.

Protection Overview

This protection will detect and block malformed HTTP POST requests sent to the vulnerable server.

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 / R76 / R75 / R71 / R70

  1. In the IPS tab, click Protections and find the HP OpenView Network Node Manager OvWebHelp.exe Buffer Overflow protection using the Search tool and Edit the protection's settings.
  2. Install policy on all modules.

This protection's log will contain the following information:

Attack Name:  HP Products Protection Violation
Attack Information:  HP OpenView Network Node Manager OvWebHelp.exe buffer overflow

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