CVE-2023-24503

HIGHNVD 7.57.5—

7.5

Electra Central AC unit – Adjacent attacker may cause the unit to load unauthorized FW.

CVSS v3: 7.5
EG Score: 7.5(medium)
EPSS: 25.3%
KEV: Not listed

Published

April 17, 2023

Last Modified

February 6, 2025

References (2)

cna@cyberhttps://www.gov.il/en/Departments/faq/cve_advisories
af854a3a-2127-422b-91ae-364da2661108https://www.gov.il/en/Departments/faq/cve_advisories

Weakness Classification(1)

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

CWE-494Download of Code Without Integrity Check

Data Freshness Timeline

(refreshed 14× 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
2026-06-02 20:12 UTCepss_batch
2026-06-02 20:12 UTCepss_batch
2026-06-01 13:51 UTCepss_batch
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2026-05-31 22:29 UTCepss_batch
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2026-05-29 13:43 UTCepss_batch
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2026-05-28 13:43 UTCepss_batch
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2026-05-27 13:39 UTCepss_batch
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2026-05-26 07:18 UTCepss_batch
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2026-05-26 07:17 UTCepss_batch

Frequently asked(5)

What is CVE-2023-24503?

CVE-2023-24503 is a high vulnerability published on April 17, 2023. Electra Central AC unit – Adjacent attacker may cause the unit to load unauthorized FW.

When was CVE-2023-24503 disclosed?

CVE-2023-24503 was first published in the National Vulnerability Database on April 17, 2023, with the most recent update on February 6, 2025. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2023-24503 actively exploited?

CVE-2023-24503 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 25.3% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2023-24503?

CVE-2023-24503 has a CVSS v3 base score of 7.5 (NVD).

How do I remediate CVE-2023-24503?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2023-24503, 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-2023-24503

📅 Published

🔄 Last Modified

🔗 References (2)