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I. Basic Information for CVE-2021-20206
Vulnerability Information

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Vulnerability Title
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Description
An improper limitation of path name flaw was found in containernetworking/cni in versions before 0.8.1. When specifying the plugin to load in the 'type' field in the network configuration, it is possible to use special elements such as "../" separators to reference binaries elsewhere on the system. This flaw allows an attacker to execute other existing binaries other than the cni plugins/types, such as 'reboot'. The highest threat from this vulnerability is to confidentiality, integrity, as well as system availability.
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
输入验证不恰当
Source: NVD (National Vulnerability Database)
Vulnerability Title
Cloud Native Computing Foundation CNI 路径遍历漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Cloud Native Computing Foundation CNI是Cloud Native Computing Foundation基金会的一个用于为Linux环境的容器提供网络支撑的插件。该应用仅涉及容器的网络连接以及删除容器时删除分配的资源。 Cloud Native Computing Foundation CNI 中存在路径遍历漏洞,该漏洞源于用户输入构造命令、数据结构或记录的操作过程中,网络系统或产品缺乏对用户输入数据的正确验证,未过滤或未正确过滤掉其中的特殊元素,导致系统或产品产生解
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
-containernetworking-cni containernetworking/cni 0.8.1 -
II. Public POCs for CVE-2021-20206
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III. Intelligence Information for CVE-2021-20206
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IV. Related Vulnerabilities
V. Comments for CVE-2021-20206

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