Allocation of Resources Without Limits or Throttling in the OPC-UA Server
An Allocation of Resources Without Limits or Throttling vulnerability in the OPC-UA Server used in PPT30 Operating System versions before 1.8.0 may be used by an unauthenticated network-based attacker to permanently prevent legitimate users from interacting with the service.
Severity high: primary CNA CVSS 8.7 v4.0 (worst CNA-provided scenario) Not listed in this KEV snapshot. Forecast present in this snapshot.
Published 2026-05-26T11:43:25.557Z. Updated 2026-05-26T14:42:28.838Z.