CVE-2021-32974— Moxa NPort IAW5000A-I/O Series Serial Device Server Improper Input Validation
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I. Basic Information for CVE-2021-32974
Vulnerability Information
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Vulnerability Title
Moxa NPort IAW5000A-I/O Series Serial Device Server Improper Input Validation
Source: NVD (National Vulnerability Database)
Vulnerability Description
Improper input validation in the built-in web server in Moxa NPort IAW5000A-I/O series firmware version 2.2 or earlier may allow a remote attacker to execute commands.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Source: NVD (National Vulnerability Database)
Vulnerability Type
输入验证不恰当
Source: NVD (National Vulnerability Database)
Vulnerability Title
MOXA NPort IAW5000A-I/O Series 操作系统命令注入漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
MOXA NPort IAW5000A-I/O Series是中国摩莎（MOXA）公司的一款工业环境下使用的无线设备服务器。该服务器可实现现场串口设备与无线以太网络相集成，并且融合了数字IO，适用于工业数据采集应用。 NPort IAW5000A-I/O Series 存在操作系统命令注入漏洞，该漏洞源于内置web服务器中不正确的输入验证可能会允许远程攻击者执行命令。
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 |
|---|---|---|---|---|
| Moxa | NPort IAW5000A-I/O series firmware | unspecified ~ 2.2 | - |
II. Public POCs for CVE-2021-32974
| # | POC Description | Source Link | Shenlong Link |
|---|
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- https://www.cisa.gov/uscert/ics/advisories/icsa-21-187-01x_refsource_CONFIRM
- https://nvd.nist.gov/vuln/detail/CVE-2021-32974
Same Patch Batch · Moxa · 2022-04-01 · 4 CVEs total
| CVE-2021-32976 | 9.8 CRITICAL | Moxa NPort IAW5000A-I/O Series Serial Device Server Stack-based Buffer Overflow |
| CVE-2021-32968 | 7.5 HIGH | Moxa NPort IAW5000A-I/O Series Serial Device Server Classic Buffer Overflow |
| CVE-2021-32970 | 7.5 HIGH | Moxa NPort IAW5000A-I/O Series Serial Device Server Improper Input Validation |
IV. Related Vulnerabilities
V. Comments for CVE-2021-32974
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