Check Point Advisories

FasterXML jackson-databind Remote Code Execution (CVE-2020-14645; CVE-2020-24616; CVE-2020-8840)

Vulnerability
Protection

Check Point Reference:	CPAI-2020-1346
Date Published:	27 Dec 2020
Severity:	Critical
Last Updated:	Sunday 07 February, 2021
Source:
Industry Reference:	CVE-2020-14645 CVE-2020-24616 CVE-2020-8840
Protection Provided by:	Security Gateway R81, R80, R77, R75
Who is Vulnerable?	FasterXML jackson-databind 2.x prior to 2.9.10.6
Vulnerability Description	FasterXML jackson-databind is a java library that contains the general-purpose data-binding functionality and tree-model for Jackson Data Processor, under the right conditions, exploit Java applications performing unsafe deserialization of objects. Successful exploitation of unsafe deserialization objects could lead to remote code or command execution abilities, or may obtain sensitive information.

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 FasterXML jackson-databind Remote Code Execution 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: Web Client Enforcement Violation.
Attack Information: FasterXML jackson-databind Remote Code Execution