Check Point Advisories

IBM QRadar SIEM Insecure Deserialization (CVE-2020-4280)

Vulnerability
Protection

Check Point Reference:	CPAI-2020-3543
Date Published:	26 Jul 2022
Severity:	High
Last Updated:	Tuesday 26 July, 2022
Source:
Industry Reference:	CVE-2020-4280
Protection Provided by:	Security Gateway R81, R80, R77, R75
Who is Vulnerable?	IBM QRadar SIEM versions 7.3.0 to 7.3.3 IBM QRadar SIEM versions 7.4.0 to 7.4.1
Vulnerability Description	An insecure deserialization vulnerability exists in IBM QRadar SIEM. 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

In the IPS tab, click Protections and find the IBM QRadar SIEM Insecure Deserialization (CVE-2020-4280) protection using the Search tool and Edit the protection's settings.
Install policy on all Security Gateways.

This protection's log will contain the following information:

Attack Name: IBM Protection Violation.
Attack Information: IBM QRadar SIEM Insecure Deserialization (CVE-2020-4280)