CVE-2022-2277

highpriority · track · 30EPSS 0.008 · 55 %ileEURUUS
grimoire priorityP2 · Scheduled
Exploitable?
—
no known exploitation
Likely / severe?
0.77% (55th) EPSS
CVSS 7.5 · high
Is it mine?
12 products
Check your exposure
Who says so?
5 sources
cnnvd · enisa_euvd · fstec_bdu · cisa_csaf_ot

EPSS · scored 2026-10-27

Improper Input Validation vulnerability exists in the Hitachi Energy MicroSCADA X SYS600's ICCP stack during the ICCP communication establishment causes a denial-of-service when ICCP of SYS600 is request to forward any data item updates with timestamps too distant in the future to any remote ICCP system. By default, ICCP is not configured and not enabled. This issue affects: Hitachi Energy MicroSCADA X SYS600 version 10.2 to version 10.3.1. cpe:2.3:a:hitachienergy:microscada_x_sys600:10.2:*:*:*:*:*:*:* cpe:2.3:a:hitachienergy:microscada_x_sys600:10.2.1:*:*:*:*:*:*:* cpe:2.3:a:hitachienergy:microscada_x_sys600:10.3:*:*:*:*:*:*:* cpe:2.3:a:hitachienergy:microscada_x_sys600:10.3.1:*:*:*:*:*:*:*

01

remediations

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

A vendor fix is available.

  • Fixed SYS600cisa_csaf_ot

    For SYS600: 10.x update to at least SYS600 version 10.4.

  • FixedGateway Station (GWS)cisa_csaf_ot

    Avoid directly connecting control systems to the internet

  • Mitigation SYS600cisa_csaf_ot

    Do not enable ICCP if it is not used.

02

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 · 6.9–7.5

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
v3.17.5highCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:Hsecondary · ENISA EU
v3.17.5highCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:Hsecondary · cybersecurity@hitachienergy.comexploitability 3.9 · impact 3.6
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)
03

ssvc

A stakeholder decision — act, attend, or track — from exploitation and impact.

Exploitation: none · Automatable: yes · Technical Impact: partialcoordinatorcisa_ssvcUS
04

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-1284USprimaryCWE-20USCWE-20USCWE-404US
05

affected products (12)

Products and version ranges known to be affected.

06

advisories (2)

Vendor and ecosystem advisories describing this.

  • ICSA-22-272-01Hitachi Energy MicroSCADA Pro X SYS6002022-09-29icsa · cisa_csaf_otUS

    Successful exploitation of this vulnerability could cause SYS600 fail to start or an unauthorized actor to run scripts, and could cause a denial-of-service condition.

  • ICSA-23-059-02Hitachi Energy Gateway Station2023-03-06icsa · cisa_csaf_otUS

    Successful exploitation of these vulnerabilities could cause part of GWS fail to start, allow unauthorized actors to run scripts, and/or cause a denial-of-service.

07

also known as (4)

Other names and identifiers for this entity.

08

sources

Which sources assert this record, and when.

cnnvdenisa_euvdfstec_bducisa_csaf_otnvdNVDCVE.orgMITRE
published 2022-09-14modified 2026-06-17
10

references (7)

External citations — patches, advisories, analysis.

scry

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