CVE-2023-32171 - Vulnerability Details - OpenCVE

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.

No CVSS v4.0

No CVSS v3.1

Attack Vector Network

Attack Complexity Low

Privileges Required Low

Scope Unchanged

Confidentiality Impact None

Integrity Impact None

Availability Impact High

User Interaction None

No CVSS v2

This CVE is not in the KEV list.

Exploitation none

Automatable no

Technical Impact partial

Vendors	Products
Unified-automation	Uagateway

Configuration 1 [-]

cpe:2.3:a:unified-automation:uagateway:*:*:*:*:*:*:*:*

No data.

References

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

History

Fri, 08 Aug 2025 14:30:00 +0000

Type	Values Removed	Values Added
CPEs		cpe:2.3:a:unified-automation:uagateway::::::::

MITRE

Status: PUBLISHED

Assigner: zdi

Published: 2024-05-03T01:56:48.684Z

Updated: 2024-08-02T15:10:23.764Z

Reserved: 2023-05-03T20:10:47.065Z

Link: CVE-2023-32171

Vulnrichment

Updated: 2024-05-16T18:16:13.433Z

NVD

Status : Analyzed

Published: 2024-05-03T02:15:22.593

Modified: 2025-08-08T14:16:38.933

Link: CVE-2023-32171

Redhat

No data.

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