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CVE-2023-32172— Unified Automation UaGateway OPC UA Server Use-After-Free Denial-of-Service Vulnerability

Quick assessment

Affected
Unified Automation UaGateway
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Unified Automation UaGateway是Unified Automation公司的一个用 C++ 编程的高性能包装器/代理。 Unified Automation UaGateway 存在安全漏洞，该漏洞源于ImportXML 函数的实现中存在特定缺陷，允许攻击者创建拒绝服务条件。

AI Predicted 5.5 Difficulty: Moderate EPSS 1.37% · P71
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I. Basic Information for CVE-2023-32172

Vulnerability Information
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Vulnerability Title
Unified Automation UaGateway OPC UA Server Use-After-Free Denial-of-Service Vulnerability
Source: CVE Program / CVE List V5
Vulnerability Description
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.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
释放后使用
Source: CVE Program / CVE List V5
Vulnerability Title
Unified Automation UaGateway 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Unified Automation UaGateway是Unified Automation公司的一个用 C++ 编程的高性能包装器/代理。 Unified Automation UaGateway 存在安全漏洞，该漏洞源于ImportXML 函数的实现中存在特定缺陷，允许攻击者创建拒绝服务条件。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
Unified Automation UaGateway 1.5.12.482 -

II. Public POCs for CVE-2023-32172

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III. Intelligence Information for CVE-2023-32172

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Vendor Advisories for CVE-2023-32172 (1)

Other References for CVE-2023-32172 (1)

Same Patch Batch · Unified Automation · 2024-05-03 · 6 CVEs total

CVE-2023-41185 Unified Automation UaGateway Certificate Parsing Integer Overflow Denial-of-Service Vulner
CVE-2023-32171 Unified Automation UaGateway OPC UA Server Null Pointer Dereference Denial-of-Service Vuln
CVE-2023-32170 Unified Automation UaGateway OPC UA Server Improper Input Validation Denial-of-Service Vul
CVE-2023-32174 Unified Automation UaGateway NodeManagerOpcUa Use-After-Free Remote Code Execution Vulnera
CVE-2023-32173 Unified Automation UaGateway AddServer XML Injection Denial-of-Service Vulnerability

IV. Related Vulnerabilities

Same product: UaGateway
Same vendor: Unified Automation
Same weakness: CWE-416

V. Comments for CVE-2023-32172

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