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CVSS: 7.5EPSS: 0%CPEs: 7EXPL: 0

An issue was discovered in Softing Industrial Automation OPC UA C++ SDK before 5.66, and uaToolkit Embedded before 1.40. Remote attackers to cause a denial of service (DoS) by sending crafted messages to a client or server. The server process may crash unexpectedly because of a double free, and must be restarted. Se ha detectado un problema en Softing Industrial Automation OPC UA C++ SDK versiones anteriores a 5.66, y en uaToolkit Embedded versiones anteriores a 1.40. Unos atacantes remotos pueden causar una denegación de servicio (DoS) mediante el envío de mensajes diseñados a un cliente o servidor. • https://industrial.softing.com https://industrial.softing.com/fileadmin/sof-files/pdf/ia/support/Security_Bulletin_CVE-2021-40873.pdf • CWE-415: Double Free •