Vulnerability CVE-2023-32171


Published: 2024-05-03

Description:
Unified Automation UaGateway OPC UA Server Null Pointer Dereference Denial-of-Service Vulnerability. This vulnerability allows remote attackers to create a denial-of-service condition on affected installations of Unified Automation UaGateway. Authentication is required to exploit this vulnerability.

The specific flaw exists within the ImportCsv method. A crafted XML payload can cause a null pointer dereference. An attacker can leverage this vulnerability to create a denial-of-service condition on the system. Was ZDI-CAN-20495.

 References:
https://www.zerodayinitiative.com/advisories/ZDI-23-776/
https://documentation.unified-automation.com/uagateway/1.5.14/CHANGELOG.txt

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