A vulnerability in ABB’s IEC 61850 communication stack for MMS client applications can lead to device faults or denial-of-service situations, affecting specific versions of ABB System 800xA and Symphony Plus products. This impacts developers and tech professionals by necessitating updates and security measures to protect against potential network-based attacks that could disrupt industrial control systems. Affected customers should apply firmware updates as soon as they become available to mitigate the risk.
Read the full article at CISA Advisories
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