Wago CODESYS V3 Improper Input Validation (CVE-2022-47391)

high Tenable OT Security Plugin ID 501654

Synopsis

The remote OT asset is affected by a vulnerability.

Description

In multiple CODESYS products in multiple versions an unauthorized, remote attacker may use a improper input validation vulnerability in the CMPDevice Component to read from invalid addresses leading to a denial of service.

Wago PFC200 and Compact Controllers support Codesys V3.

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: High

ID: 501654

Version: 1.1

Type: remote

Family: Tenable.ot

Published: 9/18/2023

Updated: 9/19/2023

Supported Sensors: Tenable OT Security

Risk Information

VPR

Risk Factor: Low

Score: 3.6

CVSS v2

Risk Factor: High

Base Score: 7.8

Temporal Score: 5.8

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

CVSS Score Source: CVE-2022-47391

CVSS v3

Risk Factor: High

Base Score: 7.5

Temporal Score: 6.5

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

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

Vulnerability Information

CPE: cpe:/o:wago:pfc200_firmware, cpe:/o:wago:751-9301_firmware

Required KB Items: Tenable.ot/Wago

Exploit Ease: No known exploits are available

Patch Publication Date: 4/3/2019

Vulnerability Publication Date: 4/3/2019

Reference Information

CVE: CVE-2022-47391

CWE: 20

Detections

Analytics