VULNERABILITY INTELLIGENCE
CVE-2023-32171
CVSS score6.5 MEDIUM
EPSS probability1.36%
CISA KEVNot currently listed
Published2024-05-03
Last modified2026-06-17
CVSS vectorCVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
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.
Weakness classification
- zdi-disclosures@trendmicro.com: CWE-476
Primary references
- zdi-disclosures@trendmicro.com — Release Notes
- zdi-disclosures@trendmicro.com — Third Party Advisory
- af854a3a-2127-422b-91ae-364da2661108 — Release Notes
- af854a3a-2127-422b-91ae-364da2661108 — Third Party Advisory