|Check Point Reference:||CPAI-2019-1454|
|Date Published:||4 Nov 2019|
|Last Updated:||4 Nov 2019|
|Protection Provided by:||
|Who is Vulnerable?|| PI Studio HMI Project Programmer 4.1.9 and prior|
PIStudio 4.2.34 and prior
|Vulnerability Description||A stack-based overflow exists in Wecon PIStudio. This vulnerability is due to input validation error when processing TextContent attributed in a HSC configuration file. A remote attacker could exploit these vulnerabilities by enticing a user to visit a malicious web page or open a crafted document. Successful exploitation could allow the attacker to execute arbitrary code under the security context of the user.|
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.
This protection's log will contain the following information:
Attack Name: Web Client Enforcement Violation.
Attack Information: WECON PIStudio basedll TextContent Stack-based Buffer Overflow