Check Point Advisories

Advantech WebAccess SCADA webeye.ocx ip_address Parameter Buffer Overflow (CVE-2014-8388)

Vulnerability
Protection

Check Point Reference:	CPAI-2014-2242
Date Published:	27 Nov 2014
Severity:	High
Last Updated:	Thursday 14 January, 2016
Source:	ICS-CERT
Industry Reference:	CVE-2014-8388
Protection Provided by:	Security Gateway R81, R80, R77, R75
Who is Vulnerable?	Advantech WebAccess prior to 8.0
Vulnerability Description	A stack buffer overflow exists in Advantech's WebAccess SCADA software. The vulnerability is due to insufficient input validation of the ip_address parameter contained in the webeye.ocx ActiveX control, a part of the WebAccess Client. A remote, unauthenticated attacker could exploit this vulnerability by enticing a vulnerable user to open a crafted web page. Successful exploitation could lead to code execution in the context of the target user.

Protection Overview

This protection will detect and block 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 R80 / R77 / R75

In the IPS tab, click Protections and find the Advantech WebAccess SCADA webeye.ocx ip_address Parameter 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: SCADA Protection Violation.
Attack Information: Advantech WebAccess SCADA webeye.ocx ip_address Parameter Buffer Overflow