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CVE-2021-25673

Quick assessment

Affected
Siemens SIMATIC S7-PLCSIM V5.4
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 SIMATIC是西门子（Siemens）的一款组态软件。 Siemens SIMATIC 存在安全漏洞，目前尚无此漏洞的相关信息，请随时关注CNNVD或厂商公告。

AI Predicted 4.3 Difficulty: Moderate EPSS 0.22% · P13
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I. Basic Information for CVE-2021-25673

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
A vulnerability has been identified in SIMATIC S7-PLCSIM V5.4 (All versions). An attacker with local access to the system could cause a Denial-of-Service condition in the application when it is used to open a specially crafted file. As a consequence, the application could enter an infinite loop, become unresponsive and must be restarted to restore the service.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
不可达退出条件的循环(无限循环)
Source: CVE Program / CVE List V5
Vulnerability Title
Siemens SIMATIC 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Siemens SIMATIC是西门子（Siemens）的一款组态软件。 Siemens SIMATIC 存在安全漏洞，目前尚无此漏洞的相关信息，请随时关注CNNVD或厂商公告。
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 SIMATIC S7-PLCSIM V5.4 All versions -

II. Public POCs for CVE-2021-25673

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III. Intelligence Information for CVE-2021-25673

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Vendor Advisories for CVE-2021-25673 (1)

Same Patch Batch · Siemens · 2021-03-15 · 14 CVEs total

CVE-2020-25236 5.5 MEDIUM Siemens LOGO! 8 BM 安全漏洞
CVE-2021-25667 Siemens RUGGEDCOM RM1224 缓冲区错误漏洞
CVE-2021-25672 西门子 Mendix 安全漏洞
CVE-2021-25674 Siemens SIMATIC 代码问题漏洞
CVE-2021-25675 Siemens SIMATIC 数字错误漏洞
CVE-2021-25676 Siemens RUGGEDCOM 安全漏洞
CVE-2021-27380 Siemens Solid Edge 缓冲区错误漏洞
CVE-2021-27381 Siemens Solid Edge 缓冲区错误漏洞
CVE-2020-25239 Siemens SINEMA Remote Connect Server 安全漏洞
CVE-2020-25240 Siemens SINEMA Remote Connect Server 安全漏洞
CVE-2020-25241 Siemens SIMATIC MV400 安全漏洞
CVE-2020-28385 Siemens Solid Edge 缓冲区错误漏洞
CVE-2020-28387 Siemens Solid Edge 代码问题漏洞

IV. Related Vulnerabilities

Same product: SIMATIC S7-PLCSIM V5.4
Same vendor: Siemens
Same weakness: CWE-835

V. Comments for CVE-2021-25673

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