Check Point Advisories

PHP mb_strtolower Stack Buffer Overflow (CVE-2020-7065)

Vulnerability
Protection

Check Point Reference:	CPAI-2020-0270
Date Published:	16 Apr 2020
Severity:	Medium
Last Updated:	Thursday 16 April, 2020
Source:
Industry Reference:	CVE-2020-7065
Protection Provided by:	Security Gateway R81, R80, R77, R75
Who is Vulnerable?	PHP 7.2.x prior to 7.2.9 PHP 7.3.x prior to 7.3.16 PHP 7.4.x prior to 7.4.34
Vulnerability Description	A stack buffer overflow vulnerability exists in PHP. Successful exploitation of this vulnerability could allow a remote attacker to execute arbitrary code on the affected system.

Protection Overview

This protection detects 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 R80 / R77 / R75

In the IPS tab, click Protections and find the PHP mb_strtolower Stack Buffer Overflow (CVE-2020-7065) 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: Content Protection Violation.
Attack Information: PHP mb_strtolower Stack Buffer Overflow (CVE-2020-7065)