Check Point Advisories

GnuTLS DANE dane.c Heap Buffer Overflow (CVE-2013-4466)

Vulnerability
Protection

Check Point Reference:	CPAI-2013-3554
Date Published:	2 Dec 2013
Severity:	High
Last Updated:	Saturday 22 February, 2025
Source:	CVE-2013-4466
Protection Provided by:	Security Gateway R75
Who is Vulnerable?	Free Software Foundation GnuTLS prior to 3.1.16 Free Software Foundation GnuTLS prior to 3.2.6
Vulnerability Description	A heap buffer overflow vulnerability has been reported in GnuTLS.
Vulnerability Details	The vulnerability is due to an error while processing TLSA records. A remote attacker could exploit this vulnerability by enticing a vulnerable client to open a malicious domain name. A successful attack can result in arbitrary code execution, while an unsuccessful one will cause the vulnerable client application to terminate.

Protection Overview

This protection will detect and block attempts to exploit this vulnerability.

In order for the protection to be activated, update your product to the latest update. For information on how to update , go to SBP-2006-05, Protection tab and select the version of your choice.

Security Gateway R75 / R71 / R70

In the IPS tab, click Protections and find the GnuTLS DANE dane.c Heap Buffer Overflow protection using the Search tool and Edit the protection's settings.
Install policy on all modules.

SmartView Tracker will log the following entries:
Attack Name: OpenSSL Enforcement Violation
Attack Information: GnuTLS DANE dane.c Heap Buffer Overflow