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I. Basic Information for CVE-2020-36321
Vulnerability Information

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Vulnerability Title
Directory traversal in development mode handler in Vaadin 14 and 15-17
Source: NVD (National Vulnerability Database)
Vulnerability Description
Improper URL validation in development mode handler in com.vaadin:flow-server versions 2.0.0 through 2.4.1 (Vaadin 14.0.0 through 14.4.2), and 3.0 prior to 5.0 (Vaadin 15 prior to 18) allows attacker to request arbitrary files stored outside of intended frontend resources folder.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N
Source: NVD (National Vulnerability Database)
Vulnerability Type
对路径名的限制不恰当(路径遍历)
Source: NVD (National Vulnerability Database)
Vulnerability Title
Vaadin flow 路径遍历漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Vaadin flow是一个应用软件。Vaadin平台的Java框架,用于构建外观美观,性能良好并让您和您的用户感到满意的现代网站。 vaadin:flow-server versions 2.0.0版本至2.4.1版本存在路径遍历漏洞,该漏洞允许攻击者请求存储在预期的前端资源文件夹外部的任意文件。
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
VaadinVaadin 14.0.0 ~ * -
Vaadinflow-server 2.0.0 ~ * -
II. Public POCs for CVE-2020-36321
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III. Intelligence Information for CVE-2020-36321
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IV. Related Vulnerabilities
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