Check Point Advisories

jQuery Cross Site Scripting (CVE-2020-11022; CVE-2020-11023)

Vulnerability
Protection

Check Point Reference:	CPAI-2020-1183
Date Published:	16 Nov 2020
Severity:	Medium
Last Updated:	Monday 16 November, 2020
Source:
Industry Reference:	CVE-2020-11022 CVE-2020-11023
Protection Provided by:	Security Gateway R81, R80, R77, R75
Who is Vulnerable?	jQuery 1.2 and above, prior to 3.5.0
Vulnerability Description	A cross-site scripting vulnerability exists in jQuery. Successful exploitation of this vulnerability could result in execution of arbitrary scripts 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

In the IPS tab, click Protections and find the jQuery Cross Site Scripting (CVE-2020-11022) 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: jQuery Cross Site Scripting (CVE-2020-11022)