Check Point Advisories

WordPress Custom Field Template Plugin Insecure Deserialization (CVE-2022-4324)

Check Point Reference: CPAI-2022-1152
Date Published: 1 Feb 2023
Severity: High
Last Updated: Wednesday 01 February, 2023
Source:
Industry Reference:CVE-2022-4324
Protection Provided by:

Security Gateway
R81, R80, R77, R75
Who is Vulnerable? WordPress Custom Field Template plugin prior to 2.5.8
Vulnerability Description An insecure deserialization vulnerability exists in WordPress Custom Field Template plugin. Successful exploitation of this vulnerability would allow remote attackers to send a specially crafted serialized object to the vulnerable server.

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 Custom Field Template Plugin Insecure Deserialization (CVE-2022-4324) 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 Custom Field Template Plugin Insecure Deserialization (CVE-2022-4324)

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