Wago Multiple Products Web-based Management Missing Authentication for Critical Function (CVE-2022-45138)

critical Tenable OT Security Plugin ID 500878

Synopsis

The remote OT asset is affected by a vulnerability.

Description

The configuration backend of the web-based management can be used by unauthenticated users, although only authenticated users should be able to use the API. The vulnerability allows an unauthenticated attacker to read and set several device parameters that can lead to full compromise of the device.

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.

See Also

https://cert.vde.com/en/advisories/VDE-2022-060/

Plugin Details

Severity: Critical

ID: 500878

Version: 1.4

Type: remote

Family: Tenable.ot

Published: 3/8/2023

Updated: 8/31/2023

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-2022-45138

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:wago:752-8303%2f8000-002_firmware:23, cpe:/o:wago:751-9301_firmware:23, cpe:/o:wago:pfc100_firmware:23, cpe:/o:wago:752-8303%2f8000-002_firmware:22:-, cpe:/o:wago:751-9301_firmware, cpe:/o:wago:pfc200_firmware:22:-, cpe:/o:wago:751-9301_firmware:22:-, cpe:/o:wago:752-8303%2f8000-002_firmware, cpe:/o:wago:pfc100_firmware, cpe:/o:wago:pfc100_firmware:22:-, cpe:/o:wago:pfc200_firmware, cpe:/o:wago:pfc200_firmware:23

Required KB Items: Tenable.ot/Wago

Exploit Ease: No known exploits are available

Patch Publication Date: 2/27/2023

Vulnerability Publication Date: 2/27/2023

Reference Information

CVE: CVE-2022-45138

CWE: 306