Check Point Advisories

TOTOLINK A3002R Buffer Overflow (CVE-2025-45859; CVE-2025-45861; CVE-2025-45862; CVE-2025-45863; CVE-2025-45864; CVE-2025-45865; CVE-2025-45866; CVE-2025-45867)

Vulnerability
Protection

Check Point Reference:	CPAI-2025-0303
Date Published:	5 Jun 2025
Severity:	Critical
Last Updated:	Sunday 22 June, 2025
Source:
Industry Reference:	CVE-2025-45859 CVE-2025-45861 CVE-2025-45862 CVE-2025-45863 CVE-2025-45864 CVE-2025-45865 CVE-2025-45866 CVE-2025-45867
Protection Provided by:	Security Gateway R81, R80, R77, R75
Who is Vulnerable?	TOTOLINK A3002R v4.0.0-B20230531.1404
Vulnerability Description	A buffer overflow vulnerability exists in TOTOLINK A3002R. Successful exploitation of this vulnerability could result in a denial of service or execution of arbitrary code into 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 TOTOLINK A3002R Buffer Overflow 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: TOTOLINK A3002R Buffer Overflow