CVE-2023-28004

CRITICALNVD 9.89.8—

9.8

A CWE-129: Improper validation of an array index vulnerability exists where a specially crafted Ethernet request could result in denial of service or remote code execution.

CVSS v3: 9.8
EG Score: 9.8(medium)
EPSS: 79.9%
KEV: Not listed

Published

April 18, 2023

Last Modified

November 21, 2024

References (2)

cybersecurity@sehttps://download.schneider-electric.com/files?p_Doc_Ref=SEVD-2023-073-02&p_enDocType=Security+and+Safety+Notice&p_File_Name=SEVD-2023-073-02.pdf
af854a3a-2127-422b-91ae-364da2661108https://download.schneider-electric.com/files?p_Doc_Ref=SEVD-2023-073-02&p_enDocType=Security+and+Safety+Notice&p_File_Name=SEVD-2023-073-02.pdf

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

CWE-129Improper Validation of Array Index

Data Freshness Timeline

(refreshed 12× in last 7d / 20× in last 30d)

Every time one of our enrichment pipelines (NVD, MITRE cvelistV5, EPSS, CISA KEV, GHSA, OSV, vendor advisories) ran against this CVE. Most recent first.

2026-06-02 20:12 UTCepss_batch
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2026-06-01 13:51 UTCepss_batch
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2026-05-26 07:18 UTCepss_batch
2026-05-26 07:18 UTCepss_batch
2026-05-26 07:17 UTCepss_batch
2026-05-25 02:44 UTCEG score recompute

Frequently asked(5)

What is CVE-2023-28004?

CVE-2023-28004 is a critical vulnerability published on April 18, 2023. A CWE-129: Improper validation of an array index vulnerability exists where a specially crafted Ethernet request could result in denial of service or remote code execution.

When was CVE-2023-28004 disclosed?

CVE-2023-28004 was first published in the National Vulnerability Database on April 18, 2023, with the most recent update on November 21, 2024. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2023-28004 actively exploited?

CVE-2023-28004 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 79.9% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2023-28004?

CVE-2023-28004 has a CVSS v3 base score of 9.8 (NVD).

How do I remediate CVE-2023-28004?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2023-28004, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

Dependency Blast Radius

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CVE-2023-28004

📅 Published

🔄 Last Modified

🔗 References (2)

Weakness Classification(1)

Data Freshness Timeline

❓ Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2023-28004?

🔗 Related CVEs(same CWE)

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Published

Last Modified

References (2)

Frequently asked(5)

Related CVEs(same CWE)