CVE-2020-7536
Quick assessment
Affected
n/a Modicon M340 CPUs (BMXP34* versions prior to V3.30) and Modicon M340 Communication Ethernet modules (BMXNOE0100 (H) versions prior to V3.4, BMXNOE0110 (H) versions prior to V6.6, and BMXNOR0200H all versions)
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.
Schneider Electric Modicon M340是法国施耐德电气（Schneider Electric）公司的一款用于工业过程和基础设施的中程PLC（可编程逻辑控制器）。 Modicon存在安全漏洞，攻击者可怜利用该漏洞使设备拒绝服务。以下产品或版本受到影响：Modicon M340 CPUs (BMXP34 *版本V3.30之前)，Modicon M340 Communication Ethernet modules (BMXNOE0100 (H)版本之前V3.4 BMXNOE0110 (
Possible ATT&CK Techniques 1 AI
T1498 · Network Denial of Service
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I. Basic Information for CVE-2020-7536
Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
A CWE-754:Improper Check for Unusual or Exceptional Conditions vulnerability exists in Modicon M340 CPUs (BMXP34* versions prior to V3.30) Modicon M340 Communication Ethernet modules (BMXNOE0100 (H) versions prior to V3.4 BMXNOE0110 (H) versions prior to V6.6 BMXNOR0200H all versions), that could cause the device to be unreachable when modifying network parameters over SNMP.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
对因果或异常条件的不恰当检查
Source: CVE Program / CVE List V5
Vulnerability Title
Schneider Electric Modicon M340 代码问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Schneider Electric Modicon M340是法国施耐德电气（Schneider Electric）公司的一款用于工业过程和基础设施的中程PLC（可编程逻辑控制器）。 Modicon存在安全漏洞，攻击者可怜利用该漏洞使设备拒绝服务。以下产品或版本受到影响：Modicon M340 CPUs (BMXP34 *版本V3.30之前)，Modicon M340 Communication Ethernet modules (BMXNOE0100 (H)版本之前V3.4 BMXNOE0110 (
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 |
|---|---|---|---|---|
| - | Modicon M340 CPUs (BMXP34* versions prior to V3.30) and Modicon M340 Communication Ethernet modules (BMXNOE0100 (H) versions prior to V3.4, BMXNOE0110 (H) versions prior to V6.6, and BMXNOR0200H all versions) | Modicon M340 CPUs (BMXP34* versions prior to V3.30) and Modicon M340 Communication Ethernet modules (BMXNOE0100 (H) versions prior to V3.4, BMXNOE0110 (H) versions prior to V6.6, and BMXNOR0200H all versions) | - |
|
II. Public POCs for CVE-2020-7536
| # | POC Description | Source Link | Shenlong Link |
|---|
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Other References for CVE-2020-7536 (2)
-
https://www.se.com/ww/en/download/document/SEVD-2020-343-07/ x_refsource_CONFIRM
-
https://security.cse.iitk.ac.in/responsible-disclosure x_refsource_MISC
Same Patch Batch · n/a · 2020-12-11 · 94 CVEs total
| CVE-2020-28439 | 9.8 CRITICAL | Command Injection |
| CVE-2020-28440 | 9.8 CRITICAL | Command Injection |
| CVE-2020-7791 | 7.5 HIGH | Denial of Service (DoS) |
| CVE-2020-7792 | 7.5 HIGH | Prototype Pollution |
| CVE-2020-7793 | 7.5 HIGH | Regular Expression Denial of Service (ReDoS) |
| CVE-2020-7788 | 7.3 HIGH | Prototype Pollution |
| CVE-2020-7789 | 5.6 MEDIUM | Command Injection |
| CVE-2020-7790 | 5.3 MEDIUM | Arbitrary File Read |
| CVE-2020-19165 | PHPSHE SQL注入漏洞 | |
| CVE-2020-13987 | Contiki OS 缓冲区错误漏洞 | |
| CVE-2020-15375 | Brocade Fabric OS 输入验证错误漏洞 | |
| CVE-2020-29455 | SmartyStreets liveAddressPlugin.js 跨站脚本漏洞 | |
| CVE-2020-15376 | Brocade Fabric OS 安全漏洞 | |
| CVE-2020-27730 | F5 NGINX Controller 路径遍历漏洞 | |
| CVE-2020-35175 | Frappe Framework 安全漏洞 | |
| CVE-2020-17437 | Multiple Embedded TCP/IP 缓冲区错误漏洞 | |
| CVE-2020-17438 | Contiki 缓冲区错误漏洞 | |
| CVE-2020-17439 | Contiki 输入验证错误漏洞 | |
| CVE-2020-17440 | Contiki 安全漏洞 | |
| CVE-2020-17441 | picoTCP 缓冲区错误漏洞 |
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V. Comments for CVE-2020-7536
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