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CVE-2021-41809— SSRF vulnerability in M-Files Server products with versions before 22.1.11017.1, allows requests from server.

Quick assessment

Affected
M-Files M-Files Server
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.

M-Files Server是M-Files公司的一个 M-Files 系统的服务器。 M-Files Server 产品 22.1.11017.1 之前版本存在安全漏洞，该漏洞源于预览功能允许从服务器查询某些引用外部实体的文档类型。

CVSS 3.5 · Low EPSS 0.56% · P44
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I. Basic Information for CVE-2021-41809

Vulnerability Information
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Vulnerability Title
SSRF vulnerability in M-Files Server products with versions before 22.1.11017.1, allows requests from server.
Source: CVE Program / CVE List V5
Vulnerability Description
SSRF vulnerability in M-Files Server products with versions before 22.1.11017.1, in a preview function allowed making queries from the server with certain document types referencing external entities.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:N/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
服务端请求伪造(SSRF)
Source: CVE Program / CVE List V5
Vulnerability Title
M-Files Server 代码问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
M-Files Server是M-Files公司的一个 M-Files 系统的服务器。 M-Files Server 产品 22.1.11017.1 之前版本存在安全漏洞，该漏洞源于预览功能允许从服务器查询某些引用外部实体的文档类型。
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
M-Files M-Files Server Online ~ 22.1.11017.1 -

II. Public POCs for CVE-2021-41809

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III. Intelligence Information for CVE-2021-41809

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Other References for CVE-2021-41809 (2)

Same Patch Batch · M-Files · 2022-01-18 · 3 CVEs total

CVE-2021-41807 7.5 HIGH Lack of rate limiting in M-Files Server and M-Files Web products with versions before 21.1
CVE-2021-41808 2.0 LOW In M-Files Server product with versions before 21.11.10775.0, enabling logging of federate

IV. Related Vulnerabilities

Same product: M-Files Server
Same vendor: M-Files
Same weakness: CWE-918

V. Comments for CVE-2021-41809

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