Yokogawa Centum Improper Authentication

critical Tenable.ot Plugin ID 500470
New! Plugin Severity Now Using CVSS v3

The calculated severity for Plugins has been updated to use CVSS v3 by default. Plugins that do not have a CVSS v3 score will fall back to CVSS v2 for calculating severity. Severity display preferences can be toggled in the settings dropdown.

Description

CAMS for HIS CENTUM CS 3000 (includes CENTUM CS 3000 Small) R3.08.10 to R3.09.50, CENTUM VP (includes CENTUM VP Small, Basic) R4.01.00 to R6.07.00, B/M9000CS R5.04.01 to R5.05.01, and B/M9000 VP R6.01.01 to R8.03.01 allows a remote unauthenticated attacker to bypass authentication and send altered communication packets via unspecified vectors.

Solution

Refer to vendor advisory for Security Updates

See Also

https://jvn.jp/vu/JVNVU97997181/index.html

https://web-material3.yokogawa.com/1/29820/files/YSAR-20-0001-E.pdf

Plugin Details

Severity: Critical

ID: 500470

Version: 1.0

Type: local

Family: SCADA

Published: 8/10/2021

Updated: 8/10/2021

Risk Information

CVSS Score Source: CVE-2020-5608

CVSS v2

Risk Factor: High

Base Score: 7.5

Vector: AV:N/AC:L/Au:N/C:P/I:P/A:P

CVSS v3

Risk Factor: Critical

Base Score: 9.8

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

Vulnerability Information

CPE: cpe:2.3:o:yokogawa:centum_cs_3000_firmware:*:*:*:*:*:*:*:*, cpe:2.3:o:yokogawa:centum_vp_firmware:*:*:*:*:*:*:*:*, cpe:2.3:o:yokogawa:b\/m9000cs_firmware:*:*:*:*:*:*:*:*, cpe:2.3:o:yokogawa:b\/m9000vp_firmware:*:*:*:*:*:*:*:*

Patch Publication Date: 8/5/2020

Vulnerability Publication Date: 8/5/2020

Reference Information

CVE: CVE-2020-5608