Check Point Advisories

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

Vulnerability
Protection

Check Point Reference:	CPAI-2009-332
Date Published:	29 Dec 2009
Severity:	High
Last Updated:	Monday 21 March, 2016
Source:
Industry Reference:	CVE-2009-4178
Protection Provided by:	Security Gateway R81, R80, R77, 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 / R75 / R71 / R70

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.
Install policy on all Security Gateways.

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