CVE-2018-8838

Name: CVE-2018-8838
Creator: NVD / NIST
Published: 2018-04-17T21:29:00.343+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 0.29%

Last modified Jun 17, 2026

CVE-2018-8838 is a vulnerability of currently unknown severity. A weakness in access controls in CENTUM CS 1000 all versions, CENTUM CS 3000 versions R3.09.50 and earlier, CENTUM CS 3000 Small versions R3.09.50 and earlier, CENTUM VP versions R6.03.10 and earlier, CENTUM VP Small versions R6.03.10 and earlier, CENTUM VP Basic versions R6.03.10 and earlier, Exaopc versions R3.75.00 and earlier, B/M9000 CS all versions, and B/M9000 VP versions R8.01.01 and earlier may allow a local attacker to exploit the message management function of the system. A CVSS v3 base score of 6.5 has been calculated; the CVSS vector string is (AV:L/AC:H/PR:L/UI:N/S:U/C:L/I:H/A:H).. EPSS estimates a 0.29% chance of exploitation in the next 30 days.

Description

A weakness in access controls in CENTUM CS 1000 all versions, CENTUM CS 3000 versions R3.09.50 and earlier, CENTUM CS 3000 Small versions R3.09.50 and earlier, CENTUM VP versions R6.03.10 and earlier, CENTUM VP Small versions R6.03.10 and earlier, CENTUM VP Basic versions R6.03.10 and earlier, Exaopc versions R3.75.00 and earlier, B/M9000 CS all versions, and B/M9000 VP versions R8.01.01 and earlier may allow a local attacker to exploit the message management function of the system. A CVSS v3 base score of 6.5 has been calculated; the CVSS vector string is (AV:L/AC:H/PR:L/UI:N/S:U/C:L/I:H/A:H).

Metrics

EPSS Probability

0.29%

20.7th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

Vendor	Product	Versions
Yokogawa	B\/M9000 Cs	All versions
Yokogawa	B\/M9000 Vp	<= r8.01.01
Yokogawa	Centum Cs 3000	<= r3.09.50
Yokogawa	Centum Vp	<= r6.03.10
Yokogawa	Exaopc	<= r3.75.00

References

https://ics-cert.us-cert.gov/advisories/ICSA-18-102-01Third Party Advisory, US Government Resource
https://ics-cert.us-cert.gov/advisories/ICSA-18-102-01Third Party Advisory, US Government Resource

Timeline

Published: Apr 17, 2018
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2018-8838?

How severe is CVE-2018-8838?

Severity scoring for CVE-2018-8838 is pending analysis. The EPSS model estimates a 0.29% probability of exploitation in the next 30 days.

How do I fix CVE-2018-8838?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2018-8838?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST