Check Point Advisories

Joomla! CMS Cross-Site Scripting (CVE-2018-6377)

Check Point Reference: CPAI-2018-2143
Date Published: 9 Nov 2022
Severity: Medium
Last Updated: Wednesday 11 January, 2023
Source:
Industry Reference:CVE-2018-6377
Protection Provided by:

Security Gateway
R81, R80, R77, R75
Who is Vulnerable? Joomla! Joomla! prior to 3.8.4
Vulnerability Description A cross-site scripting vulnerability exists in Joomla! Core. Successful exploitation results in the execution of arbitrary script code in the target user's browser.

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 Joomla! CMS Cross-Site Scripting (CVE-2018-6377) 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:  Joomla! CMS Cross-Site Scripting (CVE-2018-6377)

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