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CVE-2021-42015

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。 Siemens Mendix 存在安全漏洞，该漏洞源于当使用浏览器打开或下载文件时，使用受影响版本的Mendix Studio Pro构建的应用程序不会阻止文件文档的缓存。这将允许本地攻击者可利用该漏洞通过浏览浏览器缓存来读取这些文档。

AI Predicted 3.7 Difficulty: Trivial EPSS 0.22% · P13

Possible ATT&CK Techniques 1 AI

T1005 · Data from Local System
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I. Basic Information for CVE-2021-42015

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 < V7.23.26), Mendix Applications using Mendix 8 (All versions < V8.18.12), Mendix Applications using Mendix 9 (All versions < V9.6.1). Applications built with affected versions of Mendix Studio Pro do not prevent file documents from being cached when files are opened or downloaded using a browser. This could allow a local attacker to read those documents by exploring the browser cache.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
通过浏览器缓存导致的信息暴露
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。 Siemens Mendix 存在安全漏洞，该漏洞源于当使用浏览器打开或下载文件时，使用受影响版本的Mendix Studio Pro构建的应用程序不会阻止文件文档的缓存。这将允许本地攻击者可利用该漏洞通过浏览浏览器缓存来读取这些文档。
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 < V7.23.26 -
Siemens Mendix Applications using Mendix 8 All versions < V8.18.12 -
Siemens Mendix Applications using Mendix 9 All versions < V9.6.1 -

II. Public POCs for CVE-2021-42015

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III. Intelligence Information for CVE-2021-42015

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Vendor Advisories for CVE-2021-42015 (1)

Same Patch Batch · Siemens · 2021-11-09 · 25 CVEs total

CVE-2021-40358 9.9 CRITICAL Siemens SIMATIC PCS 7和SIMATIC WinCC 路径遍历漏洞
CVE-2021-31346 8.2 HIGH Siemens Nucleus 安全漏洞
CVE-2021-40359 7.7 HIGH Siemens SIMATIC PCS 7和SIMATIC WinCC 路径遍历漏洞
CVE-2021-31890 7.5 HIGH Siemens Nucleus ReadyStart 安全漏洞
CVE-2021-31889 7.5 HIGH Siemens Nucleus 数字错误漏洞
CVE-2021-31345 7.5 HIGH Siemens Nucleus 安全漏洞
CVE-2021-31881 7.1 HIGH Siemens Nucleus ReadyStart 缓冲区错误漏洞
CVE-2021-31883 7.1 HIGH Siemens Nucleus ReadyStart 缓冲区错误漏洞
CVE-2021-31882 6.5 MEDIUM Siemens Nucleus 缓冲区错误漏洞
CVE-2021-40364 5.5 MEDIUM Siemens SIMATIC PCS 7和SIMATIC WinCC 日志信息泄露漏洞
CVE-2021-31344 5.3 MEDIUM Siemens Nucleus ReadyStart 安全漏洞
CVE-2021-31886 Siemens Nucleus ReadyStart 缓冲区错误漏洞
CVE-2020-10052 SIMATIC RTLS 日志信息泄露漏洞
CVE-2020-10053 SIMATIC RTLS 安全漏洞
CVE-2020-10054 SIMATIC RTLS 输入验证错误漏洞
CVE-2021-31884 Siemens Nucleus ReadyStart 安全漏洞
CVE-2021-31885 Siemens Nucleus ReadyStart 安全漏洞
CVE-2021-42026 Siemens Mendix 安全漏洞
CVE-2021-31888 Siemens Nucleus ReadyStart 缓冲区错误漏洞
CVE-2021-31887 Siemens Nucleus ReadyStart 缓冲区错误漏洞

Showing top 20 of 25 CVEs. View all on vendor page &rarr; →

IV. Related Vulnerabilities

Same product: Mendix Applications using Mendix 7
Same vendor: Siemens
Same weakness: CWE-525

V. Comments for CVE-2021-42015

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