![]() Schneider Electric self-reported this vulnerability.Presentation on theme: "Tableau Upgrade – Combined Instance"- Presentation transcript: A CVSS v3 base score of 9.8 has been calculated the CVSS vector string is ( AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H). The default system account could be used to gain unauthorized access.ĬVE-2017-5178 has been assigned to this vulnerability. However, when Tableau Server is used with local authentication mode, the software is vulnerable. If Tableau Server is used with Windows integrated security (Active Directory), the software is not vulnerable. As such, Schneider Electric has released a new software version that removes the default system account in the embedded Tableau Server. The default system account is difficult to modify to use non-default credentials after installation and changing the default credentials in the embedded Tableau Server is not documented. Tableau Server is embedded within the Schneider Electric Wonderware Intelligence software and contains a system account that is installed by default. No known public exploits specifically target this vulnerability. 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. ![]() Several recommended practices are available for reading and download, including Improving Industrial Control Systems Cybersecurity with Defense-in-Depth Strategies.Īdditional 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. ICS-CERT also provides a section for control systems security recommended practices on the ICS-CERT web page. ICS-CERT reminds organizations to perform proper impact analysis and risk assessment prior to deploying defensive measures. Also recognize that VPN is only as secure as the connected devices.
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