7.8
HIGH
CVE-2023-26593
Yokogawa Electric Corporation CENTUM Series Sensitive Information Storage Vulnerability
Description

CENTUM series provided by Yokogawa Electric Corporation are vulnerable to cleartext storage of sensitive information. If an attacker who can login or access the computer where the affected product is installed tampers the password file stored in the computer, the user privilege which CENTUM managed may be escalated. As a result, the control system may be operated with the escalated user privilege. To exploit this vulnerability, the following prerequisites must be met: (1)An attacker has obtained user credentials where the affected product is installed, (2)CENTUM Authentication Mode is used for user authentication when CENTUM VP is used. The affected products and versions are as follows: CENTUM CS 1000, CENTUM CS 3000 (Including CENTUM CS 3000 Entry Class) R2.01.00 to R3.09.50, CENTUM VP (Including CENTUM VP Entry Class) R4.01.00 to R4.03.00, R5.01.00 to R5.04.20, and R6.01.00 and later, B/M9000 CS R5.04.01 to R5.05.01, and B/M9000 VP R6.01.01 to R7.04.51 and R8.01.01 and later

INFO

Published Date :

April 11, 2023, 9:15 a.m.

Last Modified :

April 21, 2023, 3:47 a.m.

Remotely Exploitable :

No

Impact Score :

5.9

Exploitability Score :

1.8
Affected Products

The following products are affected by CVE-2023-26593 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Yokogawa exaopc
2 Yokogawa b\/m9000_vp
3 Yokogawa b\/m9000cs
4 Yokogawa centum_cs_1000
5 Yokogawa centum_cs_3000
6 Yokogawa centum_cs_3000_entry_class
7 Yokogawa centum_vp
8 Yokogawa centum_vp_entry_class
References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2023-26593.

URL Resource
https://jvn.jp/en/vu/JVNVU98775218/ Third Party Advisory
https://www.yokogawa.com/library/resources/white-papers/yokogawa-security-advisory-report-list/ Vendor Advisory

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2023-26593 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2023-26593 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • CVE Modified by [email protected]

    May. 14, 2024

    Action Type Old Value New Value
  • Initial Analysis by [email protected]

    Apr. 21, 2023

    Action Type Old Value New Value
    Added CVSS V3.1 NIST AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
    Changed Reference Type https://jvn.jp/en/vu/JVNVU98775218/ No Types Assigned https://jvn.jp/en/vu/JVNVU98775218/ Third Party Advisory
    Changed Reference Type https://www.yokogawa.com/library/resources/white-papers/yokogawa-security-advisory-report-list/ No Types Assigned https://www.yokogawa.com/library/resources/white-papers/yokogawa-security-advisory-report-list/ Vendor Advisory
    Added CWE NIST CWE-312
    Added CPE Configuration OR *cpe:2.3:a:yokogawa:b\/m9000_vp:*:*:*:*:*:*:*:* versions from (including) r6.01.01 up to (including) r7.04.51 *cpe:2.3:a:yokogawa:b\/m9000_vp:*:*:*:*:*:*:*:* versions from (including) r8.01.01 *cpe:2.3:a:yokogawa:b\/m9000cs:*:*:*:*:*:*:*:* versions from (including) r5.04.01 up to (including) r5.05.01 *cpe:2.3:a:yokogawa:centum_cs_1000:*:*:*:*:*:*:*:* versions from (including) r2.01.00 up to (including) r3.09.50 *cpe:2.3:a:yokogawa:centum_cs_3000:*:*:*:*:*:*:*:* versions from (including) r2.01.00 up to (including) r3.09.50 *cpe:2.3:a:yokogawa:centum_cs_3000_entry_class:*:*:*:*:*:*:*:* versions from (including) r2.01.00 up to (including) r3.09.50 *cpe:2.3:a:yokogawa:centum_vp:*:*:*:*:*:*:*:* versions from (including) r4.01.00 up to (including) r4.03.00 *cpe:2.3:a:yokogawa:centum_vp:*:*:*:*:*:*:*:* versions from (including) r5.01.00 up to (including) r5.04.20 *cpe:2.3:a:yokogawa:centum_vp:*:*:*:*:*:*:*:* versions from (including) r6.01.00 *cpe:2.3:a:yokogawa:centum_vp_entry_class:*:*:*:*:*:*:*:* versions from (including) r4.01.00 up to (including) r4.02.00 *cpe:2.3:a:yokogawa:centum_vp_entry_class:*:*:*:*:*:*:*:* versions from (including) r5.01.00 up to (including) r5.04.20 *cpe:2.3:a:yokogawa:centum_vp_entry_class:*:*:*:*:*:*:*:* versions from (including) r6.01.00 *cpe:2.3:a:yokogawa:exaopc:*:*:*:*:*:*:*:* versions from (including) r1.01.00 up to (including) r1.20.00 *cpe:2.3:a:yokogawa:exaopc:*:*:*:*:*:*:*:* versions from (including) r2.01.00 up to (including) r2.10.00 *cpe:2.3:a:yokogawa:exaopc:*:*:*:*:*:*:*:* versions from (including) r3.01.00
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2023-26593 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2023-26593 weaknesses.

Exploit Prediction

EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.

0.04 }} 0.00%

score

0.07025

percentile

CVSS31 - Vulnerability Scoring System
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability