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Exploring the OPC Attack Surface

ID: c223d00b-5bd2-586e-afab-b1b83be4848e

STIX ID: report--c223d00b-5bd2-586e-afab-b1b83be4848e

Feed Name: Claroty Team82

Threat Score
75/100

Date Published: 2022-08-18

Date Updated: 2026-04-17

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Claroty's 2020 analysis of the OPC protocol identifies critical vulnerabilities in OPC servers, gateways, and a third-party OPC stack used across many vendors; these flaws could enable denial-of-service, information leakage, and remote code execution, allowing attackers to compromise OPC infrastructure and potentially disrupt industrial control systems and manufacturing operations.

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