CISA issues guidance on operational technology asset inventories and vulnerabilities

CISA, along with U.S. agencies, has published guidance for Operational technology (OT) asset inventories, focusing on cybersecurity enhancements.

Guidance Release

The guidance, developed by CISA in collaboration with the National Security Agency, FBI, and other partners, supports OT owners in establishing asset inventories and taxonomies. This directive is relevant to all critical infrastructure sectors and underscores the necessity of effective management of OT assets.

Asset Inventory Significance

Asset inventories are structured compilations of an organization's hardware, software, and systems, categorized by importance. Adopting these guidelines can assist OT owners in securing critical resources and improving cybersecurity strategies.

Known Vulnerability Update

CISA has also added CVE-2025-54948 to its Known Exploited Vulnerabilities (KEV) Catalog. This vulnerability is related to a command injection issue within Trend Micro’s Apex One Operating System (OS), posing active exploitation risks.

Organizations are urged to prioritize remediation efforts for vulnerabilities listed in the KEV Catalog to reduce cybersecurity threats.

Conclusion

The updates provided by CISA aim to bolster cybersecurity frameworks within OT environments and facilitate better asset management practices. This summary reflects a timely overview of the original blog post.