Check Point Advisories

libpng png_inflate Buffer Overflow (CVE-2011-3045)

Vulnerability
Protection

Check Point Reference:	CPAI-2012-227
Date Published:	14 May 2012
Severity:	Critical
Last Updated:	Friday 22 November, 2024
Source:	CVE-2011-3045
Protection Provided by:	Security Gateway R75
Who is Vulnerable?	PNG Development Group libpng 1.4.10 and prior
Vulnerability Description	An integer overflow vulnerability has been reported in libpng, an open source implementation of the PNG specification.
Vulnerability Details	The vulnerability is due to a type conversion flaw. Remote attackers could exploit this vulnerability by sending a specially crafted PNG file to the vulnerable service. Successful exploitation would allow an attacker to execute arbitrary code in the security context of the affected service.

Protection Overview

This protection will detect and block malicious PNG files.

In order for the protection to be activated, update your product to the latest update. For information on how to update , go to SBP-2006-05, Protection tab and select the version of your choice.

Security Gateway R75 / R71 / R70

In the IPS tab, click Protections and find the libpng png_inflate Buffer Overflow protection using the Search tool and Edit the protection's settings.
Install policy on all modules.

SmartView Tracker will log the following entries:
Attack Name: Web Server Enforcement Violation
Attack Information: libpng png_inflate Buffer Overflow