Check Point Advisories

OpenSSL DTLS Anonymous ECDH Denial of Service (CVE-2014-3510)

Check Point Reference: CPAI-2015-0138
Date Published: 4 Feb 2015
Severity: High
Last Updated: Wednesday 04 February, 2015
Source: OpenSSL
Industry Reference:CVE-2014-3510
Protection Provided by:

Security Gateway
R81, R80, R77, R75
Who is Vulnerable? OpenSSL Project OpenSSL prior to 1.0.1i
Vulnerability Description A denial of service vulnerability has been reported in OpenSSL. The vulnerability is due to an unspecified issue when processing Anonymous ECDH cipher suites over DTLS connections. A remote unauthenticated attacker could exploit this vulnerability by sending a specially crafted packet to a target machine.

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 R80 / R77 / R75

  1. In the IPS tab, click Protections and find the OpenSSL DTLS Anonymous ECDH Denial of Service 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:  SSL Enforcement Violation.
Attack Information:  OpenSSL DTLS Anonymous ECDH Denial of Service

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