PT-2014-34: Stack-based buffer overflow in Honeywell EPKS

CRITICAL
(9.3) (AV:N/AC:M/Au:N/C:C/I:C/A:C)

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(PT-2014-34) Positive Technologies Security Advisory
Stack-based buffer overflow in Honeywell EPKS

Vulnerable software

Honeywell EPKS
Version: R311

Link:
http://honeywell.com/

Severity level

Severity level: High
Impact: Remote code execution, denial of service
Access Vector: Remote

CVSS v2:
Base Score: 9.3
Vector: (AV:N/AC:M/Au:N/C:C/I:C/A:C)

CVE: not assigned

Software description

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.

Vulnerability description

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 function hsc_s_conf() which could lead possible remote code execution or denial of service.

How to fix

Update your sofware up to the latest version

Advisory status

06.03.2014 - Vendor gets vulnerability details
02.06.2014 - Vendor releases fixed version and details
18.11.2014 - Public disclosure

Credits

The vulnerability was detected by Kirill Nesterov, Positive Research Center (Positive Technologies Company)

References

http://en.securitylab.ru/lab/PT-2014-34

Reports on the vulnerabilities previously discovered by Positive Research:

http://www.ptsecurity.com/research/advisory/
http://en.securitylab.ru/lab/

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+

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