CVE-2023-32171

Unified Automation UaGateway OPC UA Server Null Pointer Dereference Denial-of-Service Vulnerability

Published May 3, 2024 CVSS 3.0 · 6.5 Medium EPSS 1.4% KEV · Not listed
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.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
EUVD EUVD EUVD-2023-36439 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.
History
Type Values Removed Values Added
CPEs cpe:2.3:a:unified-automation:uagateway:*:*:*:*:*:*:*:*
Weaknesses

Sources

Status
PUBLISHED
Assigner
zdi
Published
Updated
Aug 2, 2024, 3:10 PM
Reserved
May 3, 2023, 8:10 PM
Status
Analyzed
Published
May 3, 2024, 2:15 AM
Modified
Jun 17, 2026, 5:58 AM