CVE-2023-32171
Unified Automation UaGateway OPC UA Server Null Pointer Dereference Denial-of-Service Vulnerability
- State
- Published
- Severity
- 6.5 Medium
- Published
- May 3, 2024
- Updated
- Aug 2, 2024
- Reserved
- May 3, 2023
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.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 3.0 | 6.5 Medium | CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H | zdi |
Weaknesses
- CWE-476 NULL Pointer Dereference
Affected Products
| Product | Versions |
|---|---|
UaGatewayUnified Automation |
|
References
- ZDI-23-776
- vendor-provided URLvendor-advisory
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