What’s Vulnerable › Vulnerabilities

CVE-2018-8838

• Severity: medium (CVSS 6.5 v3.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.3% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2018-04-17 · updated 2026-06-17

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).

Affected products

• Yokogawa B/M9000 Cs: all versions
• Yokogawa B/M9000 Vp: through r8.01.01
• Yokogawa Electric Corporation CENTUM CS 3000: through r3.09.50
• Yokogawa Electric Corporation CENTUM VP: through r6.03.10
• Yokogawa Electric Corporation Exaopc: through r3.75.00

References

• https://ics-cert.us-cert.gov/advisories/ICSA-18-102-01
• https://ics-cert.us-cert.gov/advisories/ICSA-18-102-01

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