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I. Basic Information for CVE-2021-40109
Vulnerability Information

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Vulnerability Title
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Description
A SSRF issue was discovered in Concrete CMS through 8.5.5. Users can access forbidden files on their local network. A user with permissions to upload files from external sites can upload a URL that redirects to an internal resource of any file type. The redirect is followed and loads the contents of the file from the redirected-to server. Files of disallowed types can be uploaded.
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Title
PortlandLabs Concrete Cms 代码问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
PortlandLabs Concrete Cms是美国PortlandLabs公司的一个面向团队的开源内容管理系统。 PortlandLabs Concrete CMS 中存在代码问题漏洞,该漏洞源于产品未对用户上传文件类型加以限制。攻击者可通过上传一个可重定向到任意文件类型的URL进而加载敏感内容。以下产品及版本受到影响:Concrete CMS 8.5.5 版本。
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
-n/a n/a -
II. Public POCs for CVE-2021-40109
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III. Intelligence Information for CVE-2021-40109
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IV. Related Vulnerabilities
V. Comments for CVE-2021-40109

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