CVE-2023-34216

HIGH

Moxa TN-4900 Firmware < 1.2.4 and TN-5900 Firmware < 3.3 - Arbitrary File Deletion via Key-Delete 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 derives from insufficient input validation in the key-delete function, which could potentially allow malicious users to delete arbitrary files.

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 8.1

EPSS 0.0026

EPSS Percentile 49.3%

Attack Vector NETWORK

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

CISA SSVC

Vulnrichment

Exploitation none

Automatable no

Technical Impact partial

Details

CWE

CWE-22

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