Check Point Advisories

Alcatel Lucent Stack Overflow (CVE-2019-3922)

Check Point Reference: CPAI-2019-2346
Date Published: 28 Oct 2020
Severity: Critical
Last Updated: Wednesday 28 October, 2020
Source:
Industry Reference:CVE-2019-3922
Protection Provided by:

Security Gateway
R81, R80, R77, R75

Who is Vulnerable? Alcatel Lucent I-240W-Q GPON ONT using firmware version 3FE54567BOZJ19
Vulnerability Description A stack overflow vulnerability exists in Alcatel Lucent. Successful exploitation of this vulnerability could allow a remote attacker to execute arbitrary code on the affected system or cause application crashes.

Protection Overview

This protection detects 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 Alcatel Lucent Stack Overflow (CVE-2019-3922) 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:  Application Servers Protection Violation.
Attack Information:  Alcatel Lucent Stack Overflow (CVE-2019-3922)

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