Staying Safe in Times of Cyber Uncertainty
Check Point Advisories

TLS and DTLS Heartbeat Extension

Check Point Reference: CPAI-2014-1347
Date Published: 12 Apr 2014
Severity: Low
Last Updated: Wednesday 29 June, 2022
Protection Provided by:

Security Gateway
R75 and above

  • R71
  • R70

  • Who is Vulnerable? SSL-enabled servers and clients
    Vulnerability Description The Heartbeat Extension allows keep-alive functionality for TLS/DTLS protocols. Heartbeat consists of two message types, HeartbeatRequest and HeartbeatResponse.

    Protection Overview

    IPS will detect and block OpenSSL Heartbeat messages.

    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, Protection tab and select the version of your choice.

    Security Gateway R75 and above / R71 / R70

    1. In the IPS tab, click Protections and find the TLS and DTLS Heartbeat Extension 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: SSL Enforcement Violation
    Attack Information: TLS and DTLS Heartbeat Extension

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