Check Point Advisories

HP OpenView Network Node Manager ovutil.dll stringToSeconds Buffer Overflow (CVE-2011-0262)

Vulnerability
Protection

Check Point Reference:	CPAI-2011-039
Date Published:	24 Feb 2011
Severity:	High
Last Updated:	Thursday 24 February, 2011
Source:
Industry Reference:	CVE-2011-0262
Protection Provided by:	Security Gateway R81, R80, R77, R75
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 has been reported in HP OpenView Network Node Manager (NNM). The vulnerability is due to a boundary error in the stringToSeconds function defined in the ovutil.dll in the HP OpenView Network Node Manager (NNM) when processing crafted HTTP request parameters. A remote attacker may exploit this issue by sending a crafted HTTP request to a target server. Successful exploitation may allow the attacker to inject and execute arbitrary code on a target system.

Protection Overview

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

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

In the IPS tab, click Protections and find the HP OpenView Network Node Manager ovutil.dll stringToSeconds 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 ovutil.dll stringToSeconds buffer overflow