Check Point Advisories

SolarWinds Patch Manager Insecure Deserialization (CVE-2021-35216)

Check Point Reference: CPAI-2021-1805
Date Published: 24 Jul 2023
Severity: High
Last Updated: Monday 24 July, 2023
Industry Reference:CVE-2021-35216
Protection Provided by:

Security Gateway
R81, R80, R77, R75

Who is Vulnerable? SolarWinds Patch Manager prior to 2020.2.6
Vulnerability Description An insecure deserialization vulnerability exists in SolarWinds Patch Manager. 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 SolarWinds Patch Manager Insecure Deserialization (CVE-2021-35216) 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:  SolarWinds Patch Manager Insecure Deserialization (CVE-2021-35216)

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