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OpenAdvisories
High SA25P006 1 CVE

PPT30 OPC-UA Server has issues handling concurrent connections

Published May 26, 2026 · Updated May 26, 2026

Vendor: B&R Industrial Automation Product: PPT30 Operating System

Summary

B&R is aware of a vulnerability in the product versions listed as affected in the advisory.

An attacker who successfully exploits this vulnerability could make the OPC-UA server of the product inaccessible.

Vulnerabilities 1

  • High 7.5
    CVE-2025-11482

    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 w…

    B&R Industrial Automation PPT30 Operating System

Revision history

  1. #1

    Initial version.

References