PT-2014-29: Stack-based buffer overflow in Honeywell EPKS
(PT-2014-29) Positive Technologies Security Advisory
Stack-based buffer overflow in Honeywell EPKS
Severity level: High
Impact: Remote code execution, denial of service
Access Vector: Remote
Base Score: 9.0
CVE: not assigned
Honeywell Experion PKS is a cost-effective open control and safety system that expands the role of distributed control. Experion provides a safe, robust, scalable, plant-wide system with unprecedented connectivity through all levels of the plant.
The specialists of the Positive Research center have detected a Stack-based buffer overflow vulnerability in Honeywell EPKS.
Stack-based buffer overflow was discovered in confd.exe module in hsc_encr()function which could lead to remote code execution or denial of service.
How to fix
Update your sofware up to the latest version
06.03.2014 - Vendor gets vulnerability details
02.06.2014 - Vendor releases fixed version and details
18.11.2014 - Public disclosure
The vulnerability was detected by Alexander Tlyapov, Positive Research Center (Positive Technologies Company)
Reports on the vulnerabilities previously discovered by Positive Research:
About Positive Technologies
Positive Technologies is a leading provider of vulnerability assessment, compliance management and threat analysis solutions to more than 1,000 global enterprise clients. Our solutions work seamlessly across your entire business: securing applications in development; assessing your network and application vulnerabilities; assuring compliance with regulatory requirements; and blocking real-time attacks. Our commitment to clients and research has earned Positive Technologies a reputation as one of the foremost authorities on SCADA, Banking, Telecom, Web Application and ERP security, and distinction as the #1 fastest growing Security and Vulnerability Management firm in 2012, as shown in an IDC report*. To learn more about Positive Technologies please visit www.ptsecurity.com
*Source: IDC Worldwide Security and Vulnerability Management 2013-2017 Forecast and 2012 Vendor Shares, doc #242465, August 2013. Based on year-over-year revenue growth in 2012 for vendors with revenues of $20M+