CVE-2021-42027
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I. Basic Information for CVE-2021-42027
Vulnerability Information
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Vulnerability Title
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Description
A vulnerability has been identified in SINUMERIK Edge (All versions < V3.2). The affected software does not properly validate the server certificate when initiating a TLS connection. This could allow an attacker to spoof a trusted entity by interfering in the communication path between the client and the intended server.
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
证书验证不恰当
Source: NVD (National Vulnerability Database)
Vulnerability Title
Siemens SINUMERIK 信任管理问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Siemens SINUMERIK是德国西门子（Siemens）公司的一套控制系统。适用于所有生产领域。 Siemens SINUMERIK Edge（所有版本 < V3.2）中存在信任管理问题漏洞，该漏洞源于启动 TLS 连接时，受影响的软件无法正确验证服务器证书。这可能允许攻击者通过干扰客户端和预期服务器之间的通信路径来欺骗受信任的实体。
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 | SINUMERIK Edge | All versions < V3.2 | - |
II. Public POCs for CVE-2021-42027
| # | POC Description | Source Link | Shenlong Link |
|---|
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Same Patch Batch · Siemens · 2021-12-14 · 46 CVEs total
| CVE-2021-44002 | 7.8 HIGH | Siemens JT2GO和Siemens Teamcenter Visualization 缓冲区错误漏洞 |
| CVE-2021-44014 | 7.8 HIGH | Siemens JT2GO 资源管理错误漏洞 |
| CVE-2021-44440 | Siemens JT Utilities 缓冲区错误漏洞 | |
| CVE-2021-44446 | Siemens JT Utilities 缓冲区错误漏洞 | |
| CVE-2021-44449 | Siemens JT Utilities 缓冲区错误漏洞 | |
| CVE-2021-44450 | Siemens JT Utilities 缓冲区错误漏洞 | |
| CVE-2021-44522 | Siemens SiPass Integrated和Siveillance Identity 安全漏洞 | |
| CVE-2021-44523 | Siemens SiPass Integrated和Siveillance Identity 安全漏洞 | |
| CVE-2021-44524 | Siemens SiPass Integrated和Siveillance Identity 授权问题漏洞 | |
| CVE-2021-44448 | Siemens JT Utilities 缓冲区错误漏洞 | |
| CVE-2021-44442 | Siemens JT Utilities 安全漏洞 | |
| CVE-2021-44441 | Siemens JT Utilities 缓冲区错误漏洞 | |
| CVE-2021-44443 | Siemens JT Utilities 缓冲区错误漏洞 | |
| CVE-2021-44439 | Siemens JT Utilities 缓冲区错误漏洞 | |
| CVE-2021-44438 | Siemens JT Utilities 缓冲区错误漏洞 | |
| CVE-2021-44437 | Siemens JT Utilities 缓冲区错误漏洞 | |
| CVE-2021-44436 | Siemens JT Utilities 缓冲区错误漏洞 | |
| CVE-2021-44435 | Siemens JT Utilities 缓冲区错误漏洞 | |
| CVE-2021-44434 | Siemens JT Utilities 缓冲区错误漏洞 | |
| CVE-2021-44433 | Siemens JT Utilities 资源管理错误漏洞 |
Showing top 20 of 46 CVEs. View all on vendor page → →
IV. Related Vulnerabilities
Same weakness: CWE-295
V. Comments for CVE-2021-42027
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