Check Point Advisories

LibreOffice and Openoffice Remote Code Execution (CVE-2018-16858)

Check Point Reference: CPAI-2019-0093
Date Published: 4 Feb 2019
Severity: High
Last Updated: Monday 25 November, 2019
Source:
Industry Reference:CVE-2018-16858
Protection Provided by:

Security Gateway
R81, R80, R77, R75
Who is Vulnerable? LibreOffice LibreOffice 6.1.2.1
Openoffice: 4.1.6
Vulnerability Description A remote code execution vulnerability has been reported in LibreOffice and Openoffice. The vulnerability is due to insufficient validation of a link reference in a DOT file when processing events in the application. Successful exploitation of this vulnerability could allow a remote attacker to execute arbitrary code on the affected system.

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 LibreOffice and Openoffice Remote Code Execution (CVE-2018-16858) 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:  Web Client Enforcement Violation.
Attack Information:  LibreOffice and Openoffice Remote Code Execution (CVE-2018-16858)

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