Check Point Advisories

Ivanti Avalanche Arbitrary File Upload (CVE-2021-42125)

Check Point Reference: CPAI-2021-2108
Date Published: 18 Feb 2024
Severity: High
Last Updated: Sunday 18 February, 2024
Source:
Industry Reference:CVE-2021-42125
Protection Provided by:

Security Gateway
R81, R80, R77, R75
Who is Vulnerable? Ivanti Avalanche prior to 6.3.3
Vulnerability Description An arbitrary file upload vulnerability exists in Ivanti Avalanche. 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 Ivanti Avalanche Arbitrary File Upload (CVE-2021-42125) 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:  Content Protection Violation.
Attack Information:  Ivanti Avalanche Arbitrary File Upload (CVE-2021-42125)

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