CVE-2019-5171
Quick assessment
Affected
Wago WAGO PFC200
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 PFC 200是德国WAGO公司的一款可编程逻辑控制器（PLC）。 使用03.02.02(14)版本固件的WAGO PFC 200中的iocheckd服务的I/O-Check功能存在操作系统命令注入漏洞。该漏洞源于外部输入数据构造操作系统可执行命令过程中，网络系统或产品未正确过滤其中的特殊字符、命令等。攻击者可利用该漏洞执行非法操作系统命令。
Possible ATT&CK Techniques 1 AI
T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2019-5171
Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
An exploitable command injection vulnerability exists in the iocheckd service ‘I/O-Check’ function of the WAGO PFC 200 Firmware version 03.02.02(14). An attacker can send specially crafted packet at 0x1ea48 to the extracted hostname value from the xml file that is used as an argument to /etc/config-tools/config_interfaces interface=X1 state=enabled ip-address=<contents of ip node> using sprintf().
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5
Vulnerability Title
WAGO PFC 200 操作系统命令注入漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
WAGO PFC 200是德国WAGO公司的一款可编程逻辑控制器（PLC）。 使用03.02.02(14)版本固件的WAGO PFC 200中的iocheckd服务的I/O-Check功能存在操作系统命令注入漏洞。该漏洞源于外部输入数据构造操作系统可执行命令过程中，网络系统或产品未正确过滤其中的特殊字符、命令等。攻击者可利用该漏洞执行非法操作系统命令。
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 | WAGO PFC200 | Firmware version 03.02.02(14) | - |
|
II. Public POCs for CVE-2019-5171
| # | POC Description | Source Link | Shenlong Link |
|---|
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Other References for CVE-2019-5171 (1)
-
https://talosintelligence.com/vulnerability_reports/TALOS-2019-0962 x_refsource_MISC
Same Patch Batch · Wago · 2020-03-11 · 14 CVEs total
| CVE-2019-5181 | WAGO PFC 200 缓冲区错误漏洞 | |
| CVE-2019-5180 | WAGO PFC 200 缓冲区错误漏洞 | |
| CVE-2019-5179 | WAGO PFC 200 缓冲区错误漏洞 | |
| CVE-2019-5178 | WAGO PFC 200 缓冲区错误漏洞 | |
| CVE-2019-5177 | WAGO PFC 200 缓冲区错误漏洞 | |
| CVE-2019-5176 | WAGO PFC 200 缓冲区错误漏洞 | |
| CVE-2019-5170 | WAGO PFC 200 操作系统命令注入漏洞 | |
| CVE-2019-5169 | WAGO PFC 200 操作系统命令注入漏洞 | |
| CVE-2019-5174 | WAGO PFC 200 操作系统命令注入漏洞 | |
| CVE-2019-5175 | WAGO PFC 200 操作系统命令注入漏洞 | |
| CVE-2019-5172 | WAGO PFC 200 操作系统命令注入漏洞 | |
| CVE-2019-5173 | WAGO PFC 200 操作系统命令注入漏洞 | |
| CVE-2019-5182 | WAGO PFC 200 缓冲区错误漏洞 |
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V. Comments for CVE-2019-5171
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