3S-Smart Software Solutions GmbH CODESYS Control V3 OPC UA Server

Risk Summary

Successful exploitation of this vulnerability could cause a denial-of-service condition.

CVEs (1)

Remediations

• 3S-Smart Software Solutions GmbH has released Version 3.5.15.0 to resolve this vulnerability for all affected CODESYS products.
• Please visit the CODESYS update page for more information on how to obtain the software update: https://www.codesys.com/download/
• Use controllers and devices only in a protected environment to minimize network exposure and ensure that they are not accessible from outside.
• Use firewalls to protect and separate the control system network from other networks.
• Use VPN (virtual private networks) tunnels if remote access is required.
• Activate and apply user management and password features.
• Limit the access to both development and control system by physical means, operating system features, etc.
• Protect both development and control system by using up to date virus detecting solutions. For more information and general recommendations for protecting machines and plants, see also the CODESYS security whitepaper at https://customers.codesys.com/fileadmin/data/customers/security/CODESYS-Security-Whitepaper.pdf
• For more information, 3S-Smart Software Solutions GmbH has released a security report that can be viewed at the following link:https://www.codesys.com/fileadmin/data/customers/security/2019/Advisory2019-07_CDS-65080.pdf

Affected Vendors

Affected Products (11)

Affected Sectors

Critical Manufacturing