Check Point Advisories

PHP exif Extension exif_read_data NULL Pointer Dereference (CVE-2015-0232)

Check Point Reference: CPAI-2015-0170
Date Published: 17 Feb 2015
Severity: Medium
Last Updated: Wednesday 23 November, 2022
Source: PHP
Industry Reference:CVE-2015-0232
Protection Provided by:

Security Gateway
R81, R80, R77, R75

Who is Vulnerable? PHP Group PHP prior to 5.4.37
PHP Group PHP prior to 5.5.21
PHP Group PHP prior to 5.6.5
Vulnerability Description A code execution vulnerability exists in PHP's exif extension. The vulnerability is due to a NULL Pointer dereference inside the exif_read_data function. A remote attacker can exploit this vulnerability by sending crafted picture data to a web application running a vulnerable version of PHP.

Protection Overview

This protection will detect and block attempts to exploit this vulnerability.

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 R81 / R80 / R77 / R75

  1. In the IPS tab, click Protections and find the PHP exif Extension exif_read_data NULL Pointer Dereference protection using the Search tool and Edit the protection's settings.
  2. Install policy on all Security Gateways.

This protection's log will contain the following information:

Attack Name:  Web Server Enforcement Violation.
Attack Information:  PHP exif Extension exif_read_data NULL Pointer Dereference

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