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CVE-2021-37196

Quick assessment

Affected
Siemens COMOS V10.2
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 Comos是德国西门子（Siemens）公司的一个工厂工程软件解决方案。用于过程工业。 Siemens Comos Web 存在路径遍历漏洞，该漏洞源于COMOS 的 COMOS Web 组件将特制存档文件解压缩到相对路径。 此漏洞可能允许攻击者将文件存储在 COMOS Web 服务可访问的任何文件夹中。

AI Predicted 7.5 Difficulty: Easy EPSS 0.78% · P54

Possible ATT&CK Techniques 1 AI

T1565.001 · Stored Data Manipulation
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I. Basic Information for CVE-2021-37196

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
A vulnerability has been identified in COMOS V10.2 (All versions only if web components are used), COMOS V10.3 (All versions < V10.3.3.3 only if web components are used), COMOS V10.3 (All versions >= V10.3.3.3 only if web components are used), COMOS V10.4 (All versions < V10.4.1 only if web components are used). The COMOS Web component of COMOS unpacks specially crafted archive files to relative paths. This vulnerability could allow an attacker to store files in any folder accessible by the COMOS Web webservice.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
相对路径遍历
Source: CVE Program / CVE List V5
Vulnerability Title
Siemens Comos 路径遍历漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Siemens Comos是德国西门子（Siemens）公司的一个工厂工程软件解决方案。用于过程工业。 Siemens Comos Web 存在路径遍历漏洞，该漏洞源于COMOS 的 COMOS Web 组件将特制存档文件解压缩到相对路径。 此漏洞可能允许攻击者将文件存储在 COMOS Web 服务可访问的任何文件夹中。
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 COMOS V10.2 All versions only if web components are used -
Siemens COMOS V10.3 All versions < V10.3.3.3 only if web components are used -
Siemens COMOS V10.3 All versions >= V10.3.3.3 only if web components are used -
Siemens COMOS V10.4 All versions < V10.4.1 only if web components are used -

II. Public POCs for CVE-2021-37196

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III. Intelligence Information for CVE-2021-37196

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Vendor Advisories for CVE-2021-37196 (1)

Same Patch Batch · Siemens · 2022-01-11 · 8 CVEs total

CVE-2021-45460 Siemens Sicam Pq Analyzer 代码问题漏洞
CVE-2021-45033 Siemens SICAM A8000 CP-8000 信任管理问题漏洞
CVE-2021-45034 Siemens SICAM A8000 CP-8000 日志信息泄露漏洞
CVE-2021-41769 Siemens SIPROTEC 5 输入验证错误漏洞
CVE-2021-37198 Siemens Comos 跨站请求伪造漏洞
CVE-2021-37197 Siemens Comos SQL注入漏洞
CVE-2021-37195 Siemens Comos 跨站脚本漏洞

IV. Related Vulnerabilities

Same product: COMOS V10.2
Same vendor: Siemens
Same weakness: CWE-23

V. Comments for CVE-2021-37196

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