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CVE-2020-12522— Command Injection Vulnerability in I/O-Check Service of WAGO PFC100, PFC200 and Touch Panel 600 Series with firmware versions <=FW10

Quick assessment

Affected
WAGO Series PFC 100 (750-81xx/xxx-xxx)
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.

WAGO是德国万可（WAGO）的一款750-88x系列可编程逻辑控制器。该设备专门为在工业环境下应用而设计的数字运算操作电子系统。 WAGO 多款产品存在安全漏洞，该漏洞允许攻击者有网络访问设备执行代码拥有精心设计的包，以下产品及版本受到影响：WAGO Series PFC 100 (750-81xx/xxx-xxx), Series PFC 200 (750-82xx/xxx-xxx), Series Wago Touch Panel 600 Standard Line (762-4xxx), Seri

CVSS 10.0 · Critical EPSS 3.05% · P87

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2020-12522

Vulnerability Information
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Vulnerability Title
Command Injection Vulnerability in I/O-Check Service of WAGO PFC100, PFC200 and Touch Panel 600 Series with firmware versions <=FW10
Source: CVE Program / CVE List V5
Vulnerability Description
The reported vulnerability allows an attacker who has network access to the device to execute code with specially crafted packets in WAGO Series PFC 100 (750-81xx/xxx-xxx), Series PFC 200 (750-82xx/xxx-xxx), Series Wago Touch Panel 600 Standard Line (762-4xxx), Series Wago Touch Panel 600 Advanced Line (762-5xxx), Series Wago Touch Panel 600 Marine Line (762-6xxx) with firmware versions <=FW10.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
OS命令中使用的特殊元素转义处理不恰当(OS命令注入)
Source: CVE Program / CVE List V5
Vulnerability Title
WAGO 多款产品操作系统命令注入漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
WAGO是德国万可（WAGO）的一款750-88x系列可编程逻辑控制器。该设备专门为在工业环境下应用而设计的数字运算操作电子系统。 WAGO 多款产品存在安全漏洞，该漏洞允许攻击者有网络访问设备执行代码拥有精心设计的包，以下产品及版本受到影响：WAGO Series PFC 100 (750-81xx/xxx-xxx), Series PFC 200 (750-82xx/xxx-xxx), Series Wago Touch Panel 600 Standard Line (762-4xxx), Seri
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
WAGO Series PFC 100 (750-81xx/xxx-xxx) FW1 ~ FW10 -
WAGO Series PFC 200 (750-82xx/xxx-xxx) FW1 ~ FW10 -
WAGO Series Wago Touch Panel 600 Standard Line (762-4xxx) FW1 ~ FW10 -
WAGO Series Wago Touch Panel 600 Advanced Line (762-5xxx) FW1 ~ FW10 -
WAGO Series Wago Touch Panel 600 Marine Line (762-6xxx) FW1 ~ FW10 -

II. Public POCs for CVE-2020-12522

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III. Intelligence Information for CVE-2020-12522

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Other References for CVE-2020-12522 (1)

IV. Related Vulnerabilities

Same vendor: WAGO
Same weakness: CWE-78