No exploitation reportedFix available

CVE-2020-5608

No exploitation reported by the sources we read.

Published2020-08-05
WeaknessCWE-287

Am I affected?

With a domain, we read the version its public headers and pages expose. A distribution build can carry the fix under an older number.

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.

Timeline

dates in UTC

2020-08-0514:15CVE publishedNVD

Observed activity

isMalicious corpus · updated 2026-10-23 18:48 UTC

Indicators tagged with this CVE, per day0 indicators over 7 days

Block these indicators

Firewall list (EDL, text): https://api.ismalicious.com/edl/cve/CVE-2020-5608?format=txt
CSV export: https://api.ismalicious.com/edl/cve/CVE-2020-5608?format=csv
TAXII collection of exploited CVEs
The EDL and CSV take an API key on the Pro plan.

Versions per branch

NVD

Yokogawa centum vp firmwareversion to verify

Branch	Affected	Fixed in	Source
—	≥ r4.01.00, ≤ r4.03.00	no fix published	NVD
—	≥ r5.01.00, ≤ r5.04.20	no fix published	NVD
—	≥ r6.01.00, ≤ r6.07.00	no fix published	NVD

Yokogawa b\/m9000cs firmwareversion to verify

Branch	Affected	Fixed in	Source
—	≥ r5.04.01, ≤ r5.05.01	no fix published	NVD

Yokogawa b\/m9000vp firmwareversion to verify

Branch	Affected	Fixed in	Source
—	≥ r6.01.01, ≤ r8.03.01	no fix published	NVD

1 more product in the sources.

as publishedRanges as NVD and OSV publish them; a distribution’s build can be fixed under an older number.

Distribution builds and vendor advisories

Packages from OSV.dev and products from the vendors' CSAF advisories.

version not verifiedVersions not verified: read as OSV.dev and the vendors publish them, not checked against each vendor's release list.

Vendor advisories

ICSA-20-224-01 CISA5 known affected
Yokogawa CENTUM (Update A)
B/M9000CS: versions R5.04.01 - R5.05.01 · CENTUM VP: versions R4.01.00 - R6.07.00 (Including CENTUM VP Entry Class) · Exaopc: (R3.72.00 - R3.78.00) · +2 more

Full record on NVD

Fix

Vendor fix CISA ICSA-20-224-01 · 5 productsFor B/M9000CS R5.04.01 - R5.05.01 and B/M9000 VP R6.01.01 - R8.03.01, Yokogawa reports that this product is not affected by the vulnerabilities but is affected by the existence of CENTUM CS 3000 installed on the same PC. If CENTUM CS 3000 is installed, update B/M90000CS to suitable revision. If CEN…
Mitigation from the vendor CISA ICSA-20-224-01 · 5 productsExaopc R3.72.00 - R3.78.00: Update to R3.78.10 or later.
Mitigation from the vendor CISA ICSA-20-224-01 · 5 productsFor CENTUM CS 3000 (including CENTUM CS 3000 Entry Class) R3.08.10 - R3.09.50 and CENTUM VP (including CENTUM VP Entry Class) R4.01.00 - R4.03.00, no patch will be available because these products are already end of support. Yokogawa recommends that affected customers upgrade to the latest revision…
Mitigation from the vendor CISA ICSA-20-224-01 · 5 productsFor CENTUM VP (including CENTUM VP Entry Class) R5.01.00 - R5.04.20, apply patch R5.04.D1
Mitigation from the vendor CISA ICSA-20-224-01 · 5 productsFor CENTUM VP (including CENTUM VP Entry Class) R6.01.00 - R6.07.00, apply patch R6.07.11
Mitigation from the vendor CISA ICSA-20-224-01 · 5 productsFor questions related to this report, please contact Yokogawa support.

Advisories and patches

web-material3.yokogawa.comVendor Advisory

Detection

Nuclei template: none so far
Exploit-DB: no entry
Proof-of-concept repositories: none listed

Sources

NVDCVSS 3.19.8read 2026-10-23
NVDCVSS 2.07.5read 2026-10-23
NVDweakness (CWE)CWE-287read 2026-10-23
FIRST EPSSEPSS score1.6 %2026-10-22

Technical details

CVSS v3 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Published: 2020-08-05
Last Modified: 2026-06-17
NVD status: Modified

Frequently asked questions

What is CVE-2020-5608?

Is CVE-2020-5608 actively exploited?

Active exploitation of CVE-2020-5608 has not been confirmed. Its EPSS score was 1.6% on 2026-10-22, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2020-5608?

CVE-2020-5608 has a CVSS v3 base score of 9.8 (CRITICAL severity), with vector string CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

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