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CVE-2021-27394

Quick assessment

Affected
Siemens Mendix Applications using Mendix 7
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.

Siemens Mendix是德国西门子（Siemens）公司的一套低代码应用程序开发平台。该平台提供应用程序开发、测试、部署和迭代等功能。 Mendix 存在安全漏洞，该漏洞源于权限管理不当。远程攻击者可利用该漏洞升级权限。以下产品及版本受到影响：Mendix 7.23.19之前版本, 8.6.9, 8.12.5, 8.17.0, 9.0.5

AI Predicted 7.5 Difficulty: Easy EPSS 0.80% · P55

Possible ATT&CK Techniques 1 AI

T1078.004 · Cloud Accounts
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I. Basic Information for CVE-2021-27394

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
A vulnerability has been identified in Mendix Applications using Mendix 7 (All versions < V7.23.19), Mendix Applications using Mendix 8 (All versions < V8.17.0), Mendix Applications using Mendix 8 (V8.12) (All versions < V8.12.5), Mendix Applications using Mendix 8 (V8.6) (All versions < V8.6.9), Mendix Applications using Mendix 9 (All versions < V9.0.5). Authenticated, non-administrative users could modify their privileges by manipulating the user role under certain circumstances, allowing them to gain administrative privileges.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
特权管理不恰当
Source: CVE Program / CVE List V5
Vulnerability Title
Siemens Mendix 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Siemens Mendix是德国西门子（Siemens）公司的一套低代码应用程序开发平台。该平台提供应用程序开发、测试、部署和迭代等功能。 Mendix 存在安全漏洞，该漏洞源于权限管理不当。远程攻击者可利用该漏洞升级权限。以下产品及版本受到影响：Mendix 7.23.19之前版本, 8.6.9, 8.12.5, 8.17.0, 9.0.5
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
Siemens Mendix Applications using Mendix 7 All versions < V7.23.19 -
Siemens Mendix Applications using Mendix 8 All versions < V8.17.0 -
Siemens Mendix Applications using Mendix 8 (V8.12) All versions < V8.12.5 -
Siemens Mendix Applications using Mendix 8 (V8.6) All versions < V8.6.9 -
Siemens Mendix Applications using Mendix 9 All versions < V9.0.5 -

II. Public POCs for CVE-2021-27394

# POC Description Source Link Shenlong Link
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III. Intelligence Information for CVE-2021-27394

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Vendor Advisories for CVE-2021-27394 (1)

IV. Related Vulnerabilities

Same product: Mendix Applications using Mendix 7
Same vendor: Siemens
Same weakness: CWE-269

V. Comments for CVE-2021-27394

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