ATTENTION: Remotely exploitable/low skill level to exploit. Public exploits are available.
Vendor: Schneider Electric
Equipment: Trio TView
Vulnerabilities: Multiple Vulnerabilities for Java Runtime Environment
The following versions of Schneider Electric Trio TView, a management and diagnostics software, are affected:
Exploitation of these vulnerabilities may allow a remote attacker to compromise the Trio TView Management Suite.
The Java Runtime Environment 1.8.0u131 is provided with TView Version 3.29.0 and is not affected by these vulnerabilities.
Schneider Electric recommends that users obtain the software with the fix for these vulnerabilities at the following location:
NCCIC/ICS-CERT recommends that users take defensive measures to minimize the risk of exploitation of these vulnerabilities. Specifically, users should:
ICS-CERT reminds organizations to perform proper impact analysis and risk assessment prior to deploying defensive measures.
ICS-CERT also provides a section for control systems security recommended practices on the ICS-CERT web page. Several recommended practices are available for reading and download, including Improving Industrial Control Systems Cybersecurity with Defense-in-Depth Strategies.
Additional mitigation guidance and recommended practices are publicly available in the ICS‑CERT Technical Information Paper, ICS-TIP-12-146-01B--Targeted Cyber Intrusion Detection and Mitigation Strategies, that is available for download from the ICS-CERT web site.
Organizations observing any suspected malicious activity should follow their established internal procedures and report their findings to ICS-CERT for tracking and correlation against other incidents.
In addition, ICS-CERT recommends that users take the following measures to protect themselves from social engineering attacks:
A Java Runtime Environment is provided with TView. The Java Runtime Environment 1.6.0u27 is reported to have multiple vulnerabilities which may impact TView Version 3.27.0 and earlier. The breakdown of the vulnerabilities by CVSS score is as follows:
For more information on these vulnerabilities, please see Schneider Electric Security Notification SEVD-2017-199-01 at the following location:
Karn Ganeshen has reported these vulnerabilities.
Critical Infrastructure Sector: Energy
Countries/Areas Deployed: Worldwide
Company Headquarters Location: Paris, France
For any questions related to this report, please contact the CISA at:
Toll Free: 1-888-282-0870
For industrial control systems cybersecurity information: https://www.us-cert.gov/ics
or incident reporting: https://www.us-cert.gov/report
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