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.
oryginał ENCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:HUnified Automation Opc Ua C\+\+ Demo Server
APPUnified-Automation1.7.6.537
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