Check Point Advisories

Advantech Webaccess Buffer Overflow (CVE-2018-8845; CVE-2019-3954)

Vulnerability
Protection

Check Point Reference:	CPAI-2019-0267
Date Published:	20 Feb 2019
Severity:	High
Last Updated:	Wednesday 16 August, 2023
Source:
Industry Reference:	CVE-2018-8845 CVE-2019-3954
Protection Provided by:	Security Gateway R81, R80, R77, R75
Who is Vulnerable?	Advantech Webaccess 8.2_20170817 Advantech Webaccess 8.3.0 Advantech Webaccess/nms 2.0.3 Advantech Webaccess_Dashboard 2.0.15
Vulnerability Description	A buffer overflow vulnerability exists in Advantech Webaccess. 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 Advantech Webaccess 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: Web Server Enforcement Violation.
Attack Information: Advantech Webaccess Buffer Overflow