[Control systems] Siemens security advisory

Number: AV20-146
Date: 14 May 2020

On 12 May 2020 Siemens published a Siemens Security Advisory to address vulnerabilities in the following products:

• Siemens Power Meters Series 9410 (All versions before V2.2.1)
• Siemens Power Meters Series 9810 (All versions)

The vulnerabilities, (commonly known as URGENT/11) in the TCP/IP stack of the devices’ Wind River VxWorks real-time operating system, could allow an actor to execute a variety of exploits including denial-of-service, data extraction and remote code execution.

For more information, the Cyber Centre has previously published an Alert on the VxWorks vulnerabilities:

Wind River VxWorks IPnet TCP/IP Stack Vulnerabilities (AL19-015)

https://cyber.gc.ca/en/alerts/wind-river-vxworks-ipnet-tcpip-stack-vulnerabilities

The Cyber Centre encourages users and administrators to review the following web link, follow recommended mitigations and apply the necessary updates:

Siemens Security Advisory (SSA-352504)

https://cert-portal.siemens.com/productcert/pdf/ssa-352504.pdf

Note to Readers

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