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CVE-2022-33939

HIGH
7.5
CVSS Score
Published: August 16, 2022 at 07:00 AM UTC
Updated: June 17, 2026 at 04:49 AM UTC
16 products affected across 1 vendorCentum Cs 3000 CP31 FirmwareCentum Cs 3000 CP345 FirmwareCentum Cs 3000 CP451 Firmware

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Severity
HIGH7.5
Exploit prediction
EPSS 1%

Description

CENTUM VP / CS 3000 controller FCS (CP31, CP33, CP345, CP401, and CP451) contains an issue in processing communication packets, which may lead to resource consumption. If this vulnerability is exploited, an attacker may cause a denial of service (DoS) condition in ADL communication by sending a specially crafted packet to the affected product.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Centum Cs 3000 CP31 Firmware· Yokogawa
95%
All versions
yokogawa-centum-cs-3000-cp31 (same device)
Centum Cs 3000 CP33 Firmware· Yokogawa
95%
All versions
yokogawa-centum-cs-3000-cp33 (same device)
Centum Cs 3000 CP345 Firmware· Yokogawa
95%
All versions
yokogawa-centum-cs-3000-cp345 (same device)
Centum Cs 3000 CP401 Firmware· Yokogawa
95%
All versions
yokogawa-centum-cs-3000-cp401 (same device)
Centum Cs 3000 CP451 Firmware· Yokogawa
95%
All versions
yokogawa-centum-cs-3000-cp451 (same device)
Centum Vp 3000 CP401 Firmware· Yokogawa
95%
r4.01.00 ≤ v ≤ r4.03.00r5.01.00 ≤ v < r5.04.78r6.01.00 ≤ v < r6.03.10
Affected range stops below r5.04.78, so it looks safe — our inference, not a vendor statement
Affected range stops below r6.03.10, so it looks safe — our inference, not a vendor statement
yokogawa-centum-vp-3000-cp401 (same device)
Centum Vp 3000 CP451 Firmware· Yokogawa
95%
r4.01.00 ≤ v ≤ r4.03.00r5.01.00 ≤ v < r5.04.78r6.01.00 ≤ v < r6.03.10
Affected range stops below r5.04.78, so it looks safe — our inference, not a vendor statement
Affected range stops below r6.03.10, so it looks safe — our inference, not a vendor statement
yokogawa-centum-vp-3000-cp451 (same device)
CENTUM CS 3000· Yokogawa
60%
CP31, CP33, CP345, CP401, CP451
CENTUM VP· Yokogawa
60%
CP31, CP33, CP345, CP401, CP451
Centum Cs 3000 Cp31· Yokogawadevice
80%
All versions

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

References (3)

x_refsource_MISCThird Party Advisory
Source: [email protected]
https://jvn.jp/vu/JVNVU94343729/index.html
x_refsource_MISCVendor Advisory
Source: [email protected]
https://web-material3.yokogawa.com/1/33029/files/YSAR-22-0008-E.pdf
x_refsource_MISCVendor Advisory
Source: [email protected]
https://web-material3.yokogawa.com/19/33029/files/YSAR-22-0008-J.pdf

CVSS

7.5HIGH[email protected]
Attack Vector
NETWORK
Complexity
LOW
Privileges
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
HIGH
Vector?

Quick Info

StatusMODIFIED
CWE
NVD-CWE-noinfo

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