Check Point Advisories

OneDev Insecure Deserialization (CVE-2021-21243)

Check Point Reference: CPAI-2021-1618
Date Published: 20 Feb 2023
Severity: Critical
Last Updated: Sunday 08 September, 2024
Source:
Industry Reference:CVE-2021-21243
Protection Provided by:

Security Gateway
R81, R80, R77, R75
Who is Vulnerable? OneDev up to 4.0.3
Vulnerability Description An insecure deserialization vulnerability exists in OneDev. Successful exploitation of this vulnerability could allow a remote attacker to execute arbitrary code on 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 OneDev Insecure Deserialization (CVE-2021-21243) 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:  OneDev Insecure Deserialization (CVE-2021-21243)

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