Check Point Advisories

Nagios XI Manage My Dashboards Page Stored Cross-Site Scripting (CVE-2021-38156)

Check Point Reference: CPAI-2021-1788
Date Published: 26 Jun 2023
Severity: High
Last Updated: Monday 26 June, 2023
Source:
Industry Reference:CVE-2021-38156
Protection Provided by:

Security Gateway
R81, R80, R77, R75
Who is Vulnerable? Nagios XI
Vulnerability Description A stored cross-site scripting vulnerability exists in Nagios XI. This vulnerability is due to improper validation of the user inputs while editing dashboard title attribute in Manage My Dashboards page.

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 Nagios XI Manage My Dashboards Page Stored Cross-Site Scripting (CVE-2021-38156) 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:  Nagios XI Manage My Dashboards Page Stored Cross-Site Scripting (CVE-2021-38156)

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