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Vulnerability record · CVE-2019-18247 · published 27 November 2019

CVE-2019-18247: Hitachienergy relion 650 firmware improper input validation vulnerability

Hitachienergy · Relion 650 Firmware

An attacker may use a specially crafted message to force Relion 650 series (versions 1.3.0.5 and prior) or Relion 670 series (versions 1.2.3.18, 2.0.0.11, 2.1.0.1 and prior) to reboot, which could cause a denial of service.

7.5 CVSS 3.1 High EPSS 1.6% · top 25.9% CWE-20 · Improper input validation
7.5CVSS 3.1 base score, v2 7.8
1.6%EPSS exploitation probability, 30 days
NoNot in CISA KEV
2Affected product versions listed by NVD
2References
17 Jun 2026Last modified by NVD

Description

An attacker may use a specially crafted message to force Relion 650 series (versions 1.3.0.5 and prior) or Relion 670 series (versions 1.2.3.18, 2.0.0.11, 2.1.0.1 and prior) to reboot, which could cause a denial of service.

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Affected products

2 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://www.us-cert.gov/ics/advisories/icsa-19-330-02 Third Party AdvisoryUS Government Resource
https://www.us-cert.gov/ics/advisories/icsa-19-330-02 Third Party AdvisoryUS Government Resource

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

10.0CVE-2019-18253Hitachienergy relion 670 firmware path traversal vulnerabilityAn attacker could use specially crafted paths in a specific request to read or delete files from Relion 670 Series (versions 1p1r26, 1.2.3.17, 2.0.0.…EPSS 2.0%8.1CVE-2021-35535Hitachienergy relion 670 firmware insecure default initialization vulnerabilityInsecure Boot Image vulnerability in Hitachi Energy Relion Relion 670/650/SAM600-IO series allows an attacker who manages to get access to the front …EPSS 0.67%7.5CVE-2023-4518Hitachienergy relion 670 firmware vulnerabilityA vulnerability exists in the input validation of the GOOSE messages where out of range values received and processed by the IED caused a reboot of t…EPSS 0.70%7.5CVE-2022-3353Hitachienergy sys600 firmware improper resource shutdown vulnerabilityA vulnerability exists in the IEC 61850 communication stack that affects multiple Hitachi Energy products.  An attacker could exploit the vulnerabili…EPSS 1.1%7.5CVE-2021-27196Hitachienergy relion 670 firmware improper input validation vulnerabilityImproper Input Validation vulnerability in Hitachi ABB Power Grids Relion 670 Series, Relion 670/650 Series, Relion 670/650/SAM600-IO, Relion 650, RE…EPSS 1.6%7.2CVE-2021-35534Hitachienergy gms600 firmware improper privilege management vulnerabilityInsufficient security control vulnerability in internal database access mechanism of Hitachi Energy Relion 670/650/SAM600-IO, Relion 650, GMS600, PWC…EPSS 1.8%4.5CVE-2022-3864Hitachienergy relion 650 firmware improper verification of cryptographic signature vulnerabilityA vulnerability exists in the Relion update package signature validation. A tampered update package could cause the IED to restart. After restart the…EPSS 0.35%9.5CVE-2026-88771Citrix netscaler application delivery controller improper input validation vulnerabilityImproper input validation vulnerability in Citrix NetScaler ADC and Citrix NetScaler Gateway. This issue affects ADC: before 14.1-73.37, before 13.1-…KEV

Source: NIST National Vulnerability Database (record CVE-2019-18247), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.