NewsSiemens ProductCERT

    SSA-313039 V1.0: Deserialization Vulnerability in STEP 7 Safety before V19

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    Affected applications do not properly restrict the .NET BinaryFormatter when deserializing user-controllable input. This could allow an attacker to cause a type confusion and execute arbitrary code within the affected application. Siemens has released a new version for SIMATIC STEP 7 Safety V18 and recommends to update to the latest version.

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    Source: https://cert-portal.siemens.com/productcert/html/ssa-313039.html

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