Mitsubishi INEA ME RTU Improper Authentication (CVE-2023-29155)

critical Tenable OT Security Plugin ID 501831

Synopsis

The remote OT asset is affected by a vulnerability.

Description

Versions of INEA ME RTU firmware 3.36b and prior do not require authentication to the root account on the host system of the device.
This could allow an attacker to obtain admin-level access to the host system.

This plugin only works with Tenable.ot.
Please visit https://www.tenable.com/products/tenable-ot for more information.

Solution

Refer to the vendor advisory.

Plugin Details

Severity: Critical

ID: 501831

Version: 1.2

Type: remote

Family: Tenable.ot

Published: 11/29/2023

Updated: 2/21/2024

Supported Sensors: Tenable OT Security

Risk Information

VPR

Risk Factor: Medium

Score: 5.9

CVSS v2

Risk Factor: Critical

Base Score: 10

Temporal Score: 7.4

Vector: CVSS2#AV:N/AC:L/Au:N/C:C/I:C/A:C

CVSS Score Source: CVE-2023-29155

CVSS v3

Risk Factor: Critical

Base Score: 9.8

Temporal Score: 8.5

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Temporal Vector: CVSS:3.0/E:U/RL:O/RC:C

Vulnerability Information

CPE: cpe:/o:inea:me_rtu_firmware

Required KB Items: Tenable.ot/Mitsubishi

Exploit Ease: No known exploits are available

Patch Publication Date: 11/20/2023

Vulnerability Publication Date: 11/20/2023

Reference Information

CVE: CVE-2023-29155

CWE: 287

Detections

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