CVE-2023-32172
Unified Automation UaGateway OPC UA Server Use-After-Free Denial-of-Service Vulnerability
Severity Score
Exploit Likelihood
Affected Versions
Public Exploits
0Exploited in Wild
-Decision
Descriptions
Unified Automation UaGateway OPC UA Server Use-After-Free 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 implementation of the ImportXML function. The issue results from the lack of validating the existence of an object prior to performing operations on the object. An attacker can leverage this vulnerability to create a denial-of-service condition on the system. Was ZDI-CAN-20497.
Vulnerabilidad de denegación de servicio de Use-After-Free del servidor UaGateway OPC UA de Unified Automation. Esta vulnerabilidad permite a atacantes remotos crear una condición de denegación de servicio en las instalaciones afectadas de Unified Automation UaGateway. Se requiere autenticación para aprovechar esta vulnerabilidad. La falla específica existe en la implementación de la función ImportXML. El problema surge de la falta de validación de la existencia de un objeto antes de realizar operaciones sobre él. Un atacante puede aprovechar esta vulnerabilidad para crear una condición de denegación de servicio en el sistema. Era ZDI-CAN-20497.
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 implementation of the ImportXML function. The issue results from the lack of validating the existence of an object prior to performing operations on the object. An attacker can leverage this vulnerability to create a denial-of-service condition on the system.
CVSS Scores
SSVC
- Decision:Track
Timeline
- 2023-05-03 CVE Reserved
- 2023-05-31 CVE Published
- 2024-08-02 CVE Updated
- 2024-11-08 EPSS Updated
- ---------- Exploited in Wild
- ---------- KEV Due Date
- ---------- First Exploit
CWE
- CWE-416: Use After Free
CAPEC
References (2)
URL | Tag | Source |
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https://www.zerodayinitiative.com/advisories/ZDI-23-777 | X_research Advisory |
URL | Date | SRC |
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URL | Date | SRC |
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URL | Date | SRC |
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https://documentation.unified-automation.com/uagateway/1.5.14/CHANGELOG.txt | 2024-05-03 |
Affected Vendors, Products, and Versions
Vendor | Product | Version | Other | Status | ||||||
---|---|---|---|---|---|---|---|---|---|---|
Vendor | Product | Version | Other | Status | <-- --> | Vendor | Product | Version | Other | Status |
Unified Automation Search vendor "Unified Automation" | UaGateway Search vendor "Unified Automation" for product "UaGateway" | 1.5.12.482 Search vendor "Unified Automation" for product "UaGateway" and version "1.5.12.482" | en |
Affected
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