Check Point Advisories

GnuTLS Server Hello Session ID Heap Buffer Overflow (CVE-2014-3466)

Check Point Reference: CPAI-2014-1611
Date Published: 8 Jun 2014
Severity: Medium
Last Updated: 18 Dec 2017
Source: GnuTLS GNUTLS-SA-2014-3
Industry Reference:CVE-2014-3466
Protection Provided by:

Security Gateway
R80, R77, R76, R75, R71, R70

Who is Vulnerable? GnuTLS GnuTLS prior to 3.1.25
GnuTLS GnuTLS prior to 3.2.15
GnuTLS GnuTLS prior to 3.3.3
Vulnerability Description A remote code execution vulnerability has been reported in GnuTLS. A remote attacker can exploit this vulnerability by sending a specially crafted ServerHello handshake message to an affected GnuTLS server.

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 / R76 / R75 / R71 / R70

  1. In the IPS tab, click Protections and find the GnuTLS Server Hello Session ID Heap Buffer Overflow protection using the Search tool and Edit the protection's settings.
  2. Install policy on all modules.

This protection's log will contain the following information:

Attack Name:  SSL Enforcement Violation.
Attack Information:  GnuTLS Server Hello Session ID Heap Buffer Overflow

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