CVE-2023-34214

HIGH

Moxa TN-4900 and TN-5900 Firmware - OS Command Injection via Certificate Generation Function

Title source: llm

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

References (1)

Core 1

Core References

Patch, Vendor Advisory vendor-advisory

https://www.moxa.com/en/support/product-support/security-advisory/mpsa-230402-tn-5900-and-tn-4900-series-web-server-multiple-vulnerabilities

Scores

CVSS v3 7.2

EPSS 0.0027

EPSS Percentile 50.6%

Attack Vector NETWORK

CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

CISA SSVC

Vulnrichment

Exploitation none

Automatable no

Technical Impact total

Details

CWE

CWE-78 CWE-77

Status published

Products (2)

moxa/tn-4900_firmware < 1.2.4

moxa/tn-5900_firmware < 3.3

Published Aug 17, 2023

Tracked Since Feb 18, 2026