Check Point Advisories

OpenSSL TLS Connection Record Handling Denial of Service (CVE-2010-0740)

Vulnerability
Protection

Check Point Reference:	CPAI-2010-080
Date Published:	16 May 2010
Severity:	Critical
Last Updated:	Tuesday 06 August, 2024
Source:
Industry Reference:	CVE-2010-0740
Protection Provided by:	Security Gateway R81, R80, R77, R75, R71, R70, R65
Who is Vulnerable?
Vulnerability Description	OpenSSL is an open-source library that implements Secure Sockets Layer (SSL) and Transport Layer Security (TLS) protocol functionality. A remote attacker may exploit this vulnerability to create a denial of service condition. The vulnerability is due to an error in the OpenSSL ssl3_get_record() function when handling TLS connections. A remote attacker could exploit this flaw via a specially crafted TLS packet. Successful exploitation could result in termination of the affected service.

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 / R71 / R70 / R65

In the IPS tab, click Protections and find the OpenSSL TLS Connection Record Handling Denial of Service 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: SSL Protection Violation.
Attack Information: OpenSSL TLS Connection Record Handling Denial of Service