CVE-2019-18247

highpriority · track · 31EPSS 0.016 · 75 %ileEUUS

grimoire priorityP2 · Scheduled

Exploitable?

—

no known exploitation

Likely / severe?

1.55% (75th) EPSS

CVSS 7.8 · high

Is it mine?

13 products

Check your exposure

Who says so?

4 sources

cnnvd · enisa_euvd · cisa_csaf_ot · nvd

EPSS · scored 2026-10-27

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.

remediations

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

A vendor fix is available.

FixedRelion 650 seriescisa_csaf_ot
In the Relion 650 series Version 1.3, the SPA protocol over TCP/IP could be disabled if it is not in use.
FixedRelion 670 seriescisa_csaf_ot
In the Relion 650 series Version 1.3, the SPA protocol over TCP/IP could be disabled if it is not in use.
MitigationRelion 650 seriescisa_csaf_ot
ABB has not identified any workaround; however, firewall rules could be set to block incoming traffic to Port 7001/TCP that originate from outside the network.
MitigationRelion 670 seriescisa_csaf_ot
ABB has not identified any workaround; however, firewall rules could be set to block incoming traffic to Port 7001/TCP that originate from outside the network.

cvss

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

7.8

010

base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · medium–high · 5.3–7.8

v2.07.8highAV:N/AC:L/Au:N/C:N/I:N/A:Cprimary · NVD / NIST USexploitability 10 · impact 6.9

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

v3.05.3mediumCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:Lsecondary · CISA US

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-20USprimaryCWE-20US

affected products (13)

Products and version ranges known to be affected.

Relion 650 series: versions 1.3.0.5 and priorall versionscisa_csaf_otUS
Relion 670 series: versions 1.2.3.18 and priorall versionscisa_csaf_otUS
Relion 670 series: versions 2.0.0.11 and priorall versionscisa_csaf_otUS
Relion 670 series: versions 2.1.0.1 and priorall versionscisa_csaf_otUS
ABB Relion 650 series≤ 1.3.0.5cisa_csaf_otUS
ABB Relion 670 series≤ 2.0.0.11cisa_csaf_otUS
ABB Relion 670 series≤ 1.2.3.18cisa_csaf_otUS
ABB Relion 670 series≤ 2.1.0.1cisa_csaf_otUS
n/a Relion 650 and 670 Series≤ Relion 650 series versions 1.3.0.5 and prior, Relion 670 series versions 1.2.3.18, 2.0.0.11, 2.1.0.1 and priorenisa_euvdEU
hitachienergy relion 650 firmware≤ 1.3.0.5nvdUScpe:2.3:o:hitachienergy:relion_650_firmware:*:*:*:*:*:*:*:*
hitachienergy relion 670 firmware≤ 1.2.3.18nvdUScpe:2.3:o:hitachienergy:relion_670_firmware:*:*:*:*:*:*:*:*
hitachienergy relion 670 firmware2.0.0 → 2.0.0.11nvdUScpe:2.3:o:hitachienergy:relion_670_firmware:*:*:*:*:*:*:*:*
hitachienergy relion 670 firmware2.1.0 → 2.1.0.1nvdUScpe:2.3:o:hitachienergy:relion_670_firmware:*:*:*:*:*:*:*:*

advisories (1)

Vendor and ecosystem advisories describing this.

ICSA-19-330-02ABB Relion 650 and 670 Series2019-11-26icsa · cisa_csaf_otUS
Successful exploitation of this vulnerability may allow an attacker to reboot the device, causing a denial of service.

also known as (3)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd cisa_csaf_ot nvd NVD CVE.org MITRE

published 2019-11-27modified 2026-06-17

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+25188 more

references (6)

External citations — patches, advisories, analysis.

https://nvd.nist.gov/vuln/detail/CVE-2019-18247 cnnvd
https://www.abb.comPatchcnnvd
https://www.auscert.org.au/bulletins/ESB-2019.4482/cnnvd
https://www.us-cert.gov/ics/advisories/icsa-19-330-02 cnnvd
https://www.us-cert.gov/ics/advisories/icsa-19-330-02 enisa_euvd
https://www.us-cert.gov/ics/advisories/icsa-19-330-02Third Party AdvisoryUS Government Resourcenvd

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