CVE-2022-23937

mediumpriority · track · 30EPSS 0.010 · 64 %ileDEEURUUS

grimoire priorityP3 · Track

Exploitable?

—

no known exploitation

Likely / severe?

1.03% (64th) EPSS

CVSS 5 · medium

Is it mine?

32 products

Check your exposure

Who says so?

5 sources

cnnvd · enisa_euvd · fstec_bdu · cert_bund

EPSS · scored 2026-10-27

In Wind River VxWorks 6.9 and 7, a specific crafted packet may lead to an out-of-bounds read during an IKE initial exchange scenario.

remediations

Vendor fix, mitigation, or workaround guidance, as published by each source.

A vendor fix is available.

FixedRTU500 series CMU Firmwarecisa_csaf_ot
RTU500 series CMU Firmware version 12.0.1 � 12.0.14: Update to CMU Firmware version 12.0.15* (Planned Update)
MitigationRTU500 series CMU Firmwarecisa_csaf_ot
Do not allow process control systems direct connections to the internet.

cvss

Technical severity, 0–10. One row per scoring source.

7.5

010

base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · medium–high · 5–7.5

v2.05mediumAV:N/AC:L/Au:N/C:N/I:N/A:Pprimary · NVD / NIST USexploitability 10 · impact 2.9

v3.17.5highCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:Hprimary · NVD / NIST USexploitability 3.9 · impact 3.6

v3.07.5highCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:Hsecondary · CISA US

v3.17.5highAV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:Hsecondary · FSTEC (BDU) RU

v3.15.3mediumCVSS:3.1/AC:L/AV:N/A:L/C:N/I:N/PR:N/S:U/UI:Nsecondary · ENISA EU

v3.15.3mediumCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:Lsecondary · cve@mitre.org USexploitability 3.9 · impact 1.4

v3.16.9mediumCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:Usecondary · CVSS-BT (t0sche)

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-125USprimaryCWE-125USCWE-125US

affected products (32)

Products and version ranges known to be affected.

Hitachi Energy RTU500all versionscert_bundDEcpe:/h:abb:rtu500:-
Wind River VxWorks 6.9all versionscert_bundDEcpe:/o:windriver:vxworks:6.9
Wind River VxWorks 7all versionscert_bundDEcpe:/o:windriver:vxworks:7
RTU500 series CMU Firmware: >=12.0.1|<=12.0.15all versionscisa_csaf_otUS
RTU500 series CMU Firmware: >=12.2.1|<=12.2.12all versionscisa_csaf_otUS
RTU500 series CMU Firmware: >=12.4.1|<=12.4.12all versionscisa_csaf_otUS
RTU500 series CMU Firmware: >=12.6.1|<=12.6.9all versionscisa_csaf_otUS
RTU500 series CMU Firmware: >=12.7.1|<=12.7.6all versionscisa_csaf_otUS
RTU500 series CMU Firmware: >=13.2.1|<=13.2.6all versionscisa_csaf_otUS
RTU500 series CMU Firmware: >=13.3.1|<=13.3.3all versionscisa_csaf_otUS
RTU500 series CMU Firmware: >=13.4.1|<=13.4.2all versionscisa_csaf_otUS
Hitachi Energy RTU500 series CMU Firmware12.0.1| → 12.0.15cisa_csaf_otUS
Hitachi Energy RTU500 series CMU Firmware12.2.1| → 12.2.12cisa_csaf_otUS
Hitachi Energy RTU500 series CMU Firmware12.4.1| → 12.4.12cisa_csaf_otUS
Hitachi Energy RTU500 series CMU Firmware12.6.1| → 12.6.9cisa_csaf_otUS
Hitachi Energy RTU500 series CMU Firmware12.7.1| → 12.7.6cisa_csaf_otUS
Hitachi Energy RTU500 series CMU Firmware13.2.1| → 13.2.6cisa_csaf_otUS
Hitachi Energy RTU500 series CMU Firmware13.3.1| → 13.3.3cisa_csaf_otUS
Hitachi Energy RTU500 series CMU Firmware13.4.1| → 13.4.2cisa_csaf_otUS
n/a n/a≤ n/aenisa_euvdEU

showing 20 of 32

advisories (2)

Vendor and ecosystem advisories describing this.

WID-SEC-W-2023-2190Wind River VxWorks: Schwachstelle ermöglicht Denial of ServiceDeutsch2022-03-28csaf · cert_bundDE
Ein entfernter, anonymer Angreifer kann eine Schwachstelle in Wind River VxWorks ausnutzen, um einen Denial of Service Angriff durchzuführen.
ICSA-23-143-02Hitachi Energy's RTU500 Series Product (UPDATE B)2023-05-05icsa · cisa_csaf_otUS
Successful exploitation of these vulnerabilities could allow an attacker to crash the device being accessed or cause a denial-of-service condition.

also known as (4)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd fstec_bdu cert_bund cisa_csaf_ot NVD CVE.org MITRE

published 2022-03-29modified 2026-06-17

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Related entries.

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+11867 more

references (8)

External citations — patches, advisories, analysis.

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