Check Point Advisories

Tenda AC15 Stack Overflow (CVE-2022-40851)

Vulnerability
Protection

Check Point Reference:	CPAI-2022-0980
Date Published:	8 Dec 2022
Severity:	Critical
Last Updated:	Thursday 08 December, 2022
Source:
Industry Reference:	CVE-2022-40851
Protection Provided by:	Security Gateway R81, R80, R77, R75
Who is Vulnerable?	Tenda AC15 V15.03.05.19
Vulnerability Description	A stack overflow exists in Tenda AC15 router. 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 Tenda AC15 Stack Overflow (CVE-2022-40851) 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: Tenda AC15 Stack Overflow (CVE-2022-40851)