Home Page | Skip to Navigation | Skip to Content | Skip to Search | Skip to Footer

Advantech WebAccess SCADA webvact.ocx NodeName Buffer Overflow (CVE-2014-0764)

Subscribe

Check Point Reference: CPAI-2014-1515
Date Published:
Severity:
Last Updated:
Source: ICS-CERT
Industry Reference(s): CVE-2014-0764
Protection Provided by: Security Gateway
  • R77
  • R76
  • R75
Who is Vulnerable?
Advantech WebAccess prior to 7.2
Vulnerability Description
A stack buffer overflow has been reported in Advantech's WebAccess SCADA software. This is due to insufficient input validation on the NodeName parameter of the webvact.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.

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, Protection tab and select the version of your choice.

To configure the defense, select your product from the list below and follow the related protection steps.

Security Gateway R77 / R76 / R75 / R71 / R70

How Can I Protect My Network?

  1. In the IPS tab, click Protections and find the Advantech WebAccess SCADA webvact.ocx NodeName Buffer Overflow protection using the Search tool and Edit the protection's settings.
  2. Install policy on all modules.

How Do I Know if My Network is Under Attack?
SmartView Tracker will log the following entries:

Attack Name:  SCADA Protection Violation.
Attack Information:  Advantech WebAccess SCADA webvact.ocx NodeName Buffer Overflow