Critical Architectural Vulnerabilities in Siemens PLC
An architectural vulnerability in more than 100 models of Siemens SIMATIC and SIPLUS S7-1500 programmable logic controllers (PLCs) could be exploited to install firmware and bypass all protected boot features. Because of the nature of the flaw, it cannot be fixed with a software patch. Siemens notes that exploiting the flaw requires physical access to …
