Check Point Advisories

Liferay Portal Insecure Deserialization (CVE-2019-16891)

Check Point Reference: CPAI-2019-3255
Date Published: 2 Feb 2025
Severity: Critical
Last Updated: Sunday 02 February, 2025
Source:
Industry Reference:CVE-2019-16891
Protection Provided by:

Security Gateway
R81, R80, R77, R75

Who is Vulnerable? Liferay Portal 6.0.6 and prior
Liferay Portal 6.1.0 B1 Community Edition
Liferay Portal 6.1.0 B2 Community Edition
Liferay Portal 6.1.0 B3 Community Edition
Liferay Portal 6.1.0 B4 Community Edition
Liferay Portal 6.1.0 GA1 Community Edition
Liferay Portal 6.1.0 RC1 Community Edition
Liferay Portal 6.1.1 GA2 Community Edition
Liferay Portal 6.1.2 Ga3 Community Edition
Liferay Portal 6.2.0 B1 Community Edition
Liferay Portal 6.2.0 B2 Community Edition
Liferay Portal 6.2.0 GA1 Community Edition
Liferay Portal 6.2.0 M1 Community Edition
Liferay Portal 6.2.0 M2 Community Edition
Liferay Portal 6.2.0 M3 Community Edition
Liferay Portal 6.2.0 M4 Community Edition
Liferay Portal 6.2.0 M5 Community Edition
Liferay Portal 6.2.0 M6 Community Edition
Liferay Portal 6.2.0 RC1 Community Edition
Liferay Portal 6.2.0 RC2 Community Edition
Liferay Portal 6.2.0 RC3 Community Edition
Liferay Portal 6.2.0 RC4 Community Edition
Liferay Portal 6.2.0 RC5 Community Edition
Liferay Portal 6.2.0 RC6 Community Edition
Liferay Portal 6.2.1 GA2 Community Edition
Liferay Liferay Portal 6.2.2 GA3 Community Edition
Liferay Portal 6.2.3 Ga4 Community Edition
Liferay Portal 6.2.4 GA5 Community Edition
Liferay Portal 6.2.5 GA6 Community Edition
Liferay Portal 7.0.0 A1 Community Edition
Liferay Portal 7.0.0 A2 Community Edition
Liferay Portal 7.0.0 A3 Community Edition
Liferay Portal 7.0.0 A4 Community Edition
Liferay Portal 7.0.0 A5 Community Edition
Liferay Portal 7.0.0 B1 Community Edition
Liferay Portal 7.0.0 B2 Community Edition
Liferay Portal 7.0.0 B3 Community Edition
Liferay Portal 7.0.0 B4 Community Edition
Liferay Portal 7.0.0 B5 Community Edition
Liferay Portal 7.0.0 B6 Community Edition
Liferay Portal 7.0.0 B7 Community Edition
Liferay Portal 7.0.0 GA1 Community Edition
Liferay Portal 7.0.0 M1 Community Edition
Liferay Portal 7.0.0 M2 Community Edition
Liferay Portal 7.0.0 M3 Community Edition
Liferay Portal 7.0.0 M4 Community Edition
Liferay Portal 7.0.0 M5 Community Edition
Liferay Portal 7.0.0 M6 Community Edition
Liferay Portal 7.0.0 M7 Community Edition
Liferay Portal 7.0.1 GA2 Community Edition
Liferay Portal 7.0.2 Ga3 Community Edition
Liferay Liferay Portal 7.0.3 GA4 Community Edition
Liferay Portal 7.0.4 Ga5 Community Edition
Liferay Portal 7.0.5 GA6 Community Edition
Liferay Portal 7.0.6 Ga7 Community Edition
Liferay Portal 7.1.0 A1 Community Edition
Liferay Portal 7.1.0 A2 Community Edition
Liferay Portal 7.1.0 B1 Community Edition
Liferay Portal 7.1.0 B2 Community Edition
Liferay Portal 7.1.0 B3 Community Edition
Liferay Portal 7.1.0 GA1 Community Edition
Liferay Portal 7.1.0 M1 Community Edition
Liferay Portal 7.1.0 M2 Community Edition
Liferay Portal 7.1.0 RC1 Community Edition
Liferay Portal 7.1.1 Ga2 Community Edition
Liferay Liferay Portal 7.1.2 GA3 Community Edition
Liferay Portal 7.1.3 Ga4 Community Edition
Liferay Portal 7.2.0 Alpha 1 Community Edition
Liferay Portal 7.2.0 Beta 1 Community Edition
Liferay Portal 7.2.0 Beta 2 Community Edition
Vulnerability Description An insecure deserialization vulnerability exists in Liferay Portal. 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 R81 / R80 / R77 / R75

  1. In the IPS tab, click Protections and find the Liferay Portal Insecure Deserialization (CVE-2019-16891) 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 Server Enforcement Violation.
Attack Information:  Liferay Portal Insecure Deserialization (CVE-2019-16891)

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