Check Point Advisories

PHP xml_parse_into_struct Heap Memory Corruption (CVE-2013-4113)

Check Point Reference: CPAI-2013-2511
Date Published: 20 Aug 2013
Severity: Critical
Last Updated: Wednesday 24 April, 2024
Source: CVE-2013-4113
Protection Provided by:

Security Gateway
R75
Who is Vulnerable? PHP Group PHP 5.3.x prior to 5.3.27
Vulnerability Description A heap memory corruption vulnerability exists in xml_parse_into_struct() function in PHP.
Vulnerability DetailsA successful exploitation attempt may result in the execution of arbitrary code in the security context of the affected web application. The vulnerability is due to an error in parsing XML strings passed to the function. A remote unauthenticated attacker can exploit this vulnerability in a web application that processes user input with the xml_parse_into_struct PHP function.

Protection Overview

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

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

  1. In the IPS tab, click Protections and find the PHP xml_parse_into_struct Heap Memory Corruption protection using the Search tool and Edit the protection's settings.
  2. Install policy on all modules.

SmartView Tracker will log the following entries:
Attack Name: Web Server Enforcement Violation
Attack Information: PHP xml_parse_into_struct Heap Memory Corruption

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