Check Point Advisories

Erlang/OTP SSH Server Remote Code Execution (CVE-2025-32433)

Check Point Reference: CPAI-2025-0221
Date Published: 28 Apr 2025
Severity: Critical
Last Updated: Monday 28 April, 2025
Source:
Industry Reference:CVE-2025-32433
Protection Provided by:

Security Gateway
R81, R80, R77, R75
Who is Vulnerable? Erlang/OTP SSH Server prior to v27.3.3
Erlang/OTP SSH Server prior to v26.2.5.11
Erlang/OTP SSH Server prior to v25.3.2.20
Vulnerability Description A remote code execution vulnerability exists in Erlang/OTP SSH Server. 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 Erlang/OTP SSH Server Remote Code Execution (CVE-2025-32433) 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:  SSH Protection Violation.
Attack Information:  Erlang/OTP SSH Server Remote Code Execution (CVE-2025-32433)

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