PT-2014-64: XML External Entity Injection in Yokogawa FAST/TOOLS

LOW
(3.2) (AV:L/AC:L/Au:S/C:P/I:N/A:P)

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(PT-2014-10) Positive Technologies Security Advisory
XML External Entity Injection in Yokogawa FAST/TOOLS

Vulnerable software

Yokogawa FAST/TOOLS

Version: R9.05 SP1 and earlier

Link:
http://www.yokogawa.com/scd/fasttools/scd-scada-ov-en.htm

Severity level

Severity level: Low
Impact: Proactive Arbitrary Files Reading, Denial of Service
Access Vector: Local

CVSS v2:
Base Score: 3.2
Vector: (AV:L/AC:L/Au:S/C:P/I:N/A:P)

CVE: CVE-2014-7251

Software description

Yokogawa FAST/TOOLS is a web-based real-time operations management and visualization software suite. This Enterprise Operations Solution has architectural benefits that significantly advance efficiency, security and improve operational agility of remote Process Management infrastructures.

Vulnerability description

The specialists of the Positive Research center have detected an XML External Entity Injection vulnerability in the Yokogawa FAST/TOOLS application.

A local attacker can trick the WebHMI server into sending data to an outside computer. This vulnerability can also increase the load of the WebHMI server and the network.

How to fix

Update your software up to the latest version.

Advisory status

20.11.2012 - Vendor gets vulnerability details
28.11.2014 - Vendor releases fixed version and details
26.12.2014 - Public disclosure

Credits

The vulnerability was detected by Timur Yunusov, Alexey Osipov and Ilya Karpov, Positive Research Center (Positive Technologies Company)

References

http://en.securitylab.ru/lab/PT-2014-10
http://www.yokogawa.com/dcs/security/ysar/YSAR-14-0004E.pdf
https://ics-cert.us-cert.gov/advisories/ICSA-14-343-01

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+

Identifier:
CVE-2014-7251
Vendor:
Yokogawa Electric Corporation
Vulnerable product:
FAST/TOOLS

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