CVE-2023-1257 HIGH

CVE-2023-1257: CVE-2023-1257

Vendor Moxa
Product UC-8580 Series
Published March 7, 2023
Last update January 16, 2025

CVSS base score

7.6/10
Attack vector Physical
Attack complexity Low
Privileges required None
User interaction None
Confidentiality High
Integrity High

CVSS vector

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

What the vulnerability does

01Description

An attacker with physical access to the affected Moxa UC Series devices can initiate a restart of the device and gain access to its BIOS. Command line options can then be altered, allowing the attacker to access the terminal. From the terminal, the attacker can modify the device’s authentication files to create a new user and gain full access to the system.

Key dates

02Disclosure timeline

March 7, 2023 CVE published
January 16, 2025 Record updated