This vulnerability allows remote attackers to create a denial-of-service condition on affected installations of Unified Automation OPC UA C++ Demo Server 1.7.6-537. Authentication is not required to exploit this vulnerability. The specific flaw exists within the OpcUa_SecureListener_ProcessSessionCallRequest method. A crafted OPC UA message can force the server to incorrectly update a reference count. An attacker can leverage this vulnerability to create a denial-of-service condition on the system. Was ZDI-CAN-16927.
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History
Tue, 18 Feb 2025 20:15:00 +0000
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Status: PUBLISHED
Assigner: zdi
Published: 2023-03-29T00:00:00.000Z
Updated: 2025-02-18T19:34:23.714Z
Reserved: 2022-07-28T00:00:00.000Z
Link: CVE-2022-37012
Updated: 2024-08-03T10:21:32.458Z
Status : Modified
Published: 2023-03-29T19:15:12.827
Modified: 2024-11-21T07:14:16.950
Link: CVE-2022-37012
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