Is CVE-2023-4518 in the CISA KEV catalog?

No. CVE-2023-4518 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2023-4518?

CVE-2023-4518 has a CVSS v3 base score of 6.5 (MEDIUM).

What is the EPSS score for CVE-2023-4518?

CVE-2023-4518 has an EPSS score of 0.70% (49th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2023-4518?

Upgrade relion 650 firmware to 2.2.5.6 or later. Fixes are available for 3 affected products.

CVE & CISA-KEV Catalog

CVE-2023-4518

MEDIUM

6.5

CVSS v3

NVD

Description

A 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 the device. In order for an attacker to exploit the vulnerability, goose receiving blocks need to be configured.

CWE-1284

How to fix

Remediation Available

relion 650 firmwareNVD

Affected:>= 2.2.5, < 2.2.5.6Fixed in:2.2.5.6CVE-2023-4518derived from NVD

relion 670 firmwareNVD

Affected:>= 2.2.5, < 2.2.5.6Fixed in:2.2.5.6CVE-2023-4518derived from NVD

relion sam600-io firmwareNVD

Affected:>= 2.2.5, < 2.2.5.6Fixed in:2.2.5.6CVE-2023-4518derived from NVD

TridentStack Control can deploy fixes like this automatically across your Windows, macOS, and Linux fleet. See how it works

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorAdjacent

Attack ComplexityLow

Privileges RequiredNone

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityNone

IntegrityNone

AvailabilityHigh

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

Exploit Intelligence

0.70%probability of exploitation in 30 days

49thpercentile

Moderate risk: more likely to be exploited than 49% of all known CVEs.

References

Vendor Advisory1

publisher.hitachienergy.com

Related Vulnerabilities

Other CWE-1284 vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2022-20699	Critical	10.0	72%	KEV	-
CVE-2021-43267	Critical	9.8	58%	-	Fix
CVE-2022-31629	Medium	6.5	49%	-	Fix
CVE-2025-9316	Unscored	-	36%	-	-
CVE-2022-36620	High	7.5	23%	-	-
CVE-2008-1440	High	7.1	23%	-	-

Embed a live status badge for CVE-2023-4518

Markdown

[![CVE-2023-4518](https://tridentstack.com/cve/badge/CVE-2023-4518.svg)](https://tridentstack.com/cve/CVE-2023-4518)

HTML

<a href="https://tridentstack.com/cve/CVE-2023-4518"><img src="https://tridentstack.com/cve/badge/CVE-2023-4518.svg" alt="CVE-2023-4518"></a>

Find and fix vulnerabilities across your fleet

TridentStack Control continuously scans your Windows, macOS, and Linux fleet for known vulnerabilities, prioritizes them by severity and active exploitation, and patches them automatically.

See how it works Start freeThis CVE lookup is free and always will be.

This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2024-11-21.