CVE-2023-34214

What it is

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 stems from insufficient input validation in the certificate-generation function, which could potentially allow malicious users to execute remote code on affected devices.

At a glance

Exploitability

Can be exploited over the network with an admin-level account. High risk of data exposure, data tampering, service disruption.

Exploit odds

0.4% chance of exploitation in the next 30 days (EPSS).

Fix

A patch, advisory or fixed version is referenced. Upgrade or apply it.

Timeline

1. 2023-08-17 03:15 UTC PublishedDisclosed publicly on CVE.org and NVD
2. 2026-06-17 06:03 UTC Last updatedMost recent change to the record

Why it ranks here

• Exploited in the wild: no, CISA does not list it.
• Exploit odds: 0.4% in the next 30 days (EPSS).
• Severity: 7.2 HIGH (CVSS).
• Fix: a patch or advisory is linked.

Details

Published

2023-08-17 03:15 UTC

Last modified

2026-06-17 06:03 UTC

Exploit probability

0.4% · EPSS, next 30 days

Weakness

CWE-78 · OS command injection

Record status

Modified

Affected

• Moxa tn-5900 Firmware ≤ 3.3
• Moxa tn-4900 Firmware ≤ 1.2.4

Attack profile CVSS 3.1 · 7.2

Attack vector

Network

Complexity

Low

Privileges needed

High

User interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Is it in your code?

Hand this to your coding agent. It searches your project for the affected products and checks versions. Nothing leaves your machine.

Read https://cve-list.com/agent/cve/CVE-2023-34214.md and follow it. Check whether this project is affected by CVE-2023-34214. Read only. Don't change anything and don't upload my code. Tell me yes, no or not sure, with the file as proof.

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