Check Point Advisories

Malicious Encoded Payloads Over HTTP (CVE-2023-27163)

Check Point Reference: CPAI-2023-0476
Date Published: 14 Aug 2023
Severity: Critical
Last Updated: Tuesday 30 April, 2024
Source:
Industry Reference:CVE-2023-27163
Protection Provided by:

Security Gateway
R81, R80, R77, R75

Who is Vulnerable?
Vulnerability Description Attackers may use encoded traffic in order to avoid detection mechanisms.

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 Malicious Encoded Payloads Over HTTP 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:  Malicious Encoded Payloads Over HTTP

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