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SSA-285795 V1.0: Denial of Service in OPC-UA in Industrial Products
Siemens ProductCERT Security Advisories cert-portal.siemens.com
Vulnerability in the underlying third party component OPC UA ANSIC Stack (also called Legacy C-Stack) affects several industrial products. The vulnerability could cause a crash of the component that includes the vulnerable part of the stack.
Siemens has released updates for several affected products and recommends to update to the latest versions. Siemens is preparing further updates and recommends specific countermeasures for products where updates are not, or not yet available.
called crash denial of service industrial legacy opc opc ua party products service siemens ssa stack third update updates vulnerability vulnerable