Check Point Advisories

WordPress Engine Advanced Custom Fields Plugins Reflected Cross-Site Scripting (CVE-2023-30777)

Check Point Reference: CPAI-2023-0324
Date Published: 28 May 2023
Severity: High
Last Updated: Wednesday 28 June, 2023
Source:
Industry Reference:CVE-2023-30777
Protection Provided by:

Security Gateway
R81, R80, R77, R75
Who is Vulnerable? WordPress Engine Advanced Custom Fields plugins v6.1.5 and below
Vulnerability Description A reflected cross-site scripting vulnerability exists in WordPress Engine Advanced Custom Fields plugins. Successful exploitation of this vulnerability would allow remote attackers to inject arbitrary web scripts into 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 R81 / R80 / R77 / R75

  1. In the IPS tab, click Protections and find the WordPress Engine Advanced Custom Fields Plugins Reflected Cross-Site Scripting (CVE-2023-30777) 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:  WordPress Engine Advanced Custom Fields Plugins Reflected Cross-Site Scripting (CVE-2023-30777)

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