Check Point Advisories

GitLab Community and Enterprise Edition Cross-Site Scripting (CVE-2021-22242)

Check Point Reference: CPAI-2021-1429
Date Published: 28 Nov 2022
Severity: Medium
Last Updated: Monday 28 November, 2022
Industry Reference:CVE-2021-22242
Protection Provided by:

Security Gateway
R81, R80, R77, R75

Who is Vulnerable? GitLab CE/EE version 11.4
Vulnerability Description A stored cross-site scripting vulnerability exists in the Community edition and Enterprise edition of GitLab. The vulnerability is due to improper input validation.

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 GitLab Community and Enterprise Edition Cross-Site Scripting (CVE-2021-22242) 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:  GitLab Community and Enterprise Edition Cross-Site Scripting (CVE-2021-22242)

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