Check Point Advisories

VMware vSphere Client Remote Code Execution (CVE-2021-21972; CVE-2021-21973)

Vulnerability
Protection

Check Point Reference:	CPAI-2021-0106
Date Published:	28 Feb 2021
Severity:	Critical
Last Updated:	Monday 18 November, 2024
Source:
Industry Reference:	CVE-2021-21972 CVE-2021-21973
Protection Provided by:	Security Gateway R81, R80, R77, R75
Who is Vulnerable?	VMware vCenter Server (7.x before 7.0 U1c, 6.7 before 6.7 U3l and 6.5 before 6.5 U3n) and VMware Cloud Foundation (4.x before 4.2 and 3.x before 3.10.1.2)
Vulnerability Description	A remote code execution vulnerability exists in VMware vSphere Client. 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

In the IPS tab, click Protections and find the VMware vSphere Client Remote Code Execution (CVE-2021-21972) protection using the Search tool and Edit the protection's settings.
Install policy on all Security Gateways.

This protection's log will contain the following information:

Attack Name: Application Servers Protection Violation.
Attack Information: VMware vSphere Client Remote Code Execution (CVE-2021-21972)