Check Point Advisories

TP-Link Multiple Products Buffer Overflow (CVE-2025-6151)

Vulnerability
Protection

Check Point Reference:	CPAI-2025-0568
Date Published:	24 Jul 2025
Severity:	High
Last Updated:	Thursday 24 July, 2025
Source:
Industry Reference:	CVE-2025-6151
Protection Provided by:	Security Gateway R81, R80, R77, R75
Who is Vulnerable?	TP-Link TL-WR940N firmware v4 TP-Link TL-WR841N firmware v11
Vulnerability Description	A buffer overflow vulnerability exists in multiple TP-Link products. Successful exploitation of this vulnerability could allow a remote attacker to execute arbitrary code on the affected system or cause application crashes.

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 TP-Link Multiple Products Buffer Overflow (CVE-2025-6151) 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: TP-Link Multiple Products Buffer Overflow (CVE-2025-6151)