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CVE-2022-21177

HIGH
8.1
CVSS Score
Published: March 11, 2022 at 09:10 AM UTC
Updated: June 17, 2026 at 04:25 AM UTC
9 products affected across 1 vendorExaopcCentum Vp FirmwareCentum Cs 3000 Firmware

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Severity
HIGH8.1
Exploit prediction
EPSS 0.9%

Description

There is a path traversal vulnerability in CAMS for HIS Log Server contained in the following Yokogawa Electric products: CENTUM CS 3000 versions from R3.08.10 to R3.09.00, CENTUM VP versions from R4.01.00 to R4.03.00, from R5.01.00 to R5.04.20, andfrom R6.01.00 to R6.08.00, Exaopc versions from R3.72.00 to R3.79.00.

Affected

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

Centum Cs 3000 Entry Firmware· Yokogawa
95%
r3.08.10 ≤ v ≤ r3.09.00
yokogawa-centum-cs-3000-entry (same device)
Centum Cs 3000 Firmware· Yokogawa
95%
r3.08.10 ≤ v ≤ r3.09.00
yokogawa-centum-cs-3000 (same device)
Centum Vp Entry Firmware· Yokogawa
95%
r4.01.00 ≤ v ≤ r4.03.00r5.01.00 ≤ v ≤ r5.04.20r6.01.00 ≤ v < r6.09.00
Affected range stops below r6.09.00, so it looks safe — our inference, not a vendor statement
yokogawa-centum-vp-entry (same device)
Centum Vp Firmware· Yokogawa
95%
r4.01.00 ≤ v ≤ r4.03.00r5.01.00 ≤ v ≤ r5.04.20r6.01.00 ≤ v < r6.09.00
Affected range stops below r6.09.00, so it looks safe — our inference, not a vendor statement
yokogawa-centum-vp (same device)
Exaopc· Yokogawa
95%
r3.72.00 ≤ v < r3.80.00versions from R3.72.00 to R3.79.00
Affected range stops below r3.80.00, so it looks safe — our inference, not a vendor statement
CENTUM CS 3000· Yokogawa
60%
versions from R3.08.10 to R3.09.00
CENTUM VP· Yokogawa
60%
versions from R4.01.00 to R4.03.00versions from R5.01.00 to R5.04.20versions from R6.01.00 to R6.08.00
Centum Cs 3000 Entry· Yokogawadevice
80%
All versions
Centum Vp Entry· 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 (1)

x_refsource_CONFIRMVendor Advisory
Source: [email protected]
https://web-material3.yokogawa.com/1/32094/files/YSAR-22-0001-E.pdf

CVSS

8.1HIGH[email protected]
Attack Vector
NETWORK
Complexity
LOW
Privileges
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
HIGH
Availability
HIGH
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-23CWE-22

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