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CVE-2023-34216— Second Order Command-injection Vulnerability in the Key-delete Function

Quick assessment

Affected
Moxa TN-5900 Series
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.

MOXA TN-4900是中国摩莎（MOXA）公司的一系列工业防火墙路由器。 MOXA TN-4900 v1.2.4 版本之前存在安全漏洞，该漏洞源于密钥删除功能中的输入验证不足，这可能允许恶意用户删除任意文件。

CVSS 8.1 · High EPSS 0.71% · P52

Possible ATT&CK Techniques 1 AI

T1068 · Exploitation for Privilege Escalation
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I. Basic Information for CVE-2023-34216

Vulnerability Information
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Vulnerability Title
Second Order Command-injection Vulnerability in the Key-delete Function
Source: CVE Program / CVE List V5
Vulnerability Description
TN-4900 Series firmware versions v1.2.4 and prior and TN-5900 Series firmware versions v3.3 and prior are vulnerable to the command-injection vulnerability. This vulnerability derives from insufficient input validation in the key-delete function, which could potentially allow malicious users to delete arbitrary files.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
对路径名的限制不恰当(路径遍历)
Source: CVE Program / CVE List V5
Vulnerability Title
MOXA TN-4900 路径遍历漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
MOXA TN-4900是中国摩莎（MOXA）公司的一系列工业防火墙路由器。 MOXA TN-4900 v1.2.4 版本之前存在安全漏洞，该漏洞源于密钥删除功能中的输入验证不足，这可能允许恶意用户删除任意文件。
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 TN-5900 Series 1.0 ~ 3.3 -
Moxa TN-4900 Series 1.0 ~ 1.2.4 -
Moxa EDR-G902 Series 1.0 ~ 5.7.17 -
Moxa EDR-G903 Series 1.0 ~ 5.7.15 -
Moxa EDR-G9010 Series 1.0 ~ 2.1 -
Moxa NAT-102 Series 1.0 ~ 1.0.3 -

II. Public POCs for CVE-2023-34216

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III. Intelligence Information for CVE-2023-34216

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Other References for CVE-2023-34216 (1)

Same Patch Batch · Moxa · 2023-08-17 · 8 CVEs total

CVE-2023-34213 8.8 HIGH Second Order Command-injection Vulnerability in the Key-generation Function
CVE-2023-33239 8.8 HIGH Second Order Command-injection Vulnerability in the Key-generation Function
CVE-2023-33237 8.8 HIGH Authentication Bypass Without Administrator Privilege
CVE-2023-34217 8.1 HIGH Second Order Command-injection Vulnerability in the Certificate-delete Function
CVE-2023-34215 7.2 HIGH Second Order Command-injection Vulnerability in the Certificate-generation Function
CVE-2023-34214 7.2 HIGH Second Order Command-injection Vulnerability in the Certificate-generation Function
CVE-2023-33238 7.2 HIGH Command-injection Vulnerability in Certificate Management

IV. Related Vulnerabilities

Same product: TN-5900 Series
Same vendor: Moxa
Same weakness: CWE-22

V. Comments for CVE-2023-34216

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