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I. Basic Information for CVE-2021-34594
Vulnerability Information

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Vulnerability Title
Beckhoff: Relative path traversal vulnerability through TwinCAT OPC UA Server
Source: NVD (National Vulnerability Database)
Vulnerability Description
TwinCAT OPC UA Server in TF6100 and TS6100 in product versions before 4.3.48.0 or with TcOpcUaServer versions below 3.2.0.194 are prone to a relative path traversal that allow administrators to create or delete any files on the system.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:H
Source: NVD (National Vulnerability Database)
Vulnerability Type
相对路径遍历
Source: NVD (National Vulnerability Database)
Vulnerability Title
Beckhoff Automation TwinCat Opc Ua Server 路径遍历漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Beckhoff Automation TwinCat Opc Ua Server是德国Beckhoff Automation公司的一种独立于平台、面向服务的通信架构。用于从生产级到生产计划和 Erp 系统或云的可靠、安全和多供应商数据传输。 Beckhoff Automation TwinCAT OPC UA Server 存在路径遍历漏洞,该漏洞源于 TwinCAT OPC UA Server 容易发生相对路径遍历,允许管理员创建或删除系统上的任何文件。
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
VendorProductAffected VersionsCPESubscribe
Beckhoff AutomationTwinCAT OPC UA Server TF6100 ~ 4.3.48.0 -
II. Public POCs for CVE-2021-34594
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III. Intelligence Information for CVE-2021-34594
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IV. Related Vulnerabilities
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