Check Point Advisories

Advantech WebAccess SCADA Dashboard Directory Traversal (CVE-2016-0855)

Vulnerability
Protection

Check Point Reference:	CPAI-2016-0351
Date Published:	15 May 2016
Severity:	High
Last Updated:	Tuesday 24 May, 2016
Source:
Industry Reference:	CVE-2016-0855
Protection Provided by:	Security Gateway R81, R80, R77, R75
Who is Vulnerable?	Advantech WebAccess 8.0 and prior
Vulnerability Description	A directory traversal vulnerability has been reported in the Dashboard component of Advantech WebAccess. The vulnerability is due to insufficient input validation within the openWidget(), removeFolder() or removeFile() methods in the FileAjaxAction script. A remote, unauthenticated attacker could exploit this vulnerability by sending a malicious HTTP request to the target server. Successful exploitation allows the attacker to download arbitrary files from the target.

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 Dashboard Directory Traversal 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 Dashboard Directory Traversal