By Paula Marcelino, Key Account Manager at Inprotech.
Industrial cybersecurity can no longer be read solely through the technical severity of a vulnerability. The OT Threat Intelligence Report – II by the Observatory of Industrial Cybersecurity reinforces an increasingly evident idea: in OT, what matters is not only what can fail, but what can genuinely compromise operations.
A report to decide better
This second report does not merely list threats. Its value lies in helping to interpret risk through a lens that is more useful for industrial environments, where service continuity, physical safety and operational stability are priorities. Rather than a purely technical view, the document proposes understanding a threat according to its real capacity to progress from IT towards OT.
That shift in approach is key. In an industrial environment, a vulnerability is not prioritised solely by its score or its presence in a catalogue, but by its context: exposure, criticality, remote accessibility, segmentation, compensating controls and the possibility of impact on the process.
Severity isn’t everything
One of the report’s clearest messages is that technical severity cannot be the only decision criterion. In OT, a vulnerability with a high value may not be a priority if the asset is well isolated; conversely, one with a seemingly lower score may become critical if it affects an exposed system or an entry point into the industrial network.
This is why vulnerability management in OT requires going beyond CVSS. The report’s value lies precisely in pushing organisations to combine technical data with operational and business information in order to prioritise with sound judgement.
Real risk, not endless lists
The document insists on a very practical idea: it is not about patching everything, but about reducing real risk. In environments where maintenance windows are limited and downtime is not an option, prioritisation must focus on what can genuinely be exploited and cause impact.
This means working with criteria such as:
- Active exploitation.
- Real exposure of the asset.
- Criticality of the affected system.
- Existence of compensating mitigations.
- Operational cost of remediation.
In this respect, the report fits very well with context-based management, where the decision is made not only on the technical data, but on the effect it may have on the industrial operation.
When patching isn’t enough
Another relevant contribution is that it recalls a very common reality in OT: it is not always possible to apply a patch immediately. And that does not mean sitting on your hands. When remediation is not viable in the short term, compensating measures become essential.
Among the most important are network segmentation, access control, secure remote access, passive monitoring, centralised logging and the application of virtual patching where possible. These are measures that do not eliminate the problem at its root, but they do reduce the likelihood of exploitation or the extent of the damage.
In other words: if the door cannot be closed yet, you must at least reinforce the perimeter and keep a closer watch on who is trying to get in.
What this report leaves us with
The main conclusion of the OT Threat Intelligence Report – II is that industrial cybersecurity matures when it stops looking only at the vulnerability and starts looking at operational risk. That is the difference between accumulating alerts and making useful decisions.
For industrial organisations, the challenge lies in building a prioritisation that combines intelligence, exposure, impact and recovery capability. And that requires a shared vision across cybersecurity, operations and management.
At InprOTech, we remain committed to that approach: helping the industrial sector turn threat intelligence into concrete, realistic decisions aligned with business continuity.