How severe is CVE-2023-24503?

CVE-2023-24503 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over an adjacent network with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2023-24503 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (7th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-24503?

CVE-2023-24503 affects Electra-air Smart Kit For Split Ac. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-24503?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2023-24503 published?

CVE-2023-24503 was published on 2023-04-17 and last updated on 2026-06-17.

CVE-2023-24503

CVE-2023-24503 is a high-severity vulnerability in Electra-air Smart Kit For Split Ac with a CVSS 3.x base score of 7.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-494.

Key facts

Severity: High (CVSS 3.x base score 7.5)
EPSS exploit prediction: 0% (7th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-494
Affected product: Electra-air Smart Kit For Split Ac
Published: 2023-04-17
Last modified: 2026-06-17

Description

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

Frequently asked questions

What is CVE-2023-24503?: Electra Central AC unit – Adjacent attacker may cause the unit to load unauthorized FW.
How severe is CVE-2023-24503?: CVE-2023-24503 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over an adjacent network with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2023-24503 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (7th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-24503?: CVE-2023-24503 affects Electra-air Smart Kit For Split Ac. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-24503?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2023-24503 published?: CVE-2023-24503 was published on 2023-04-17 and last updated on 2026-06-17.

References

https://www.gov.il/en/Departments/faq/cve_advisories

Affected products (1)

cpe:2.3:a:electra-air:smart_kit_for_split_ac:osk201:*:*:*:*:*:*:*

Other CWE-494 vulnerabilities

CVE-2020-1595 — Critical (CVSS 9.9): <p>A remote code execution vulnerability exists in Microsoft SharePoint where APIs aren't properly protected from…
CVE-2020-1210 — Critical (CVSS 9.9): <p>A remote code execution vulnerability exists in Microsoft SharePoint when the software fails to check the source…
CVE-2026-42248 — Critical (CVSS 9.8): Ollama for Windows does not perform integrity or authenticity verification of downloaded update executables. Unlike…
CVE-2026-34841 — Critical (CVSS 9.8): Bruno is an open source IDE for exploring and testing APIs. Prior to 3.2.1, Bruno was affected by a supply chain attack…
CVE-2026-3000 — Critical (CVSS 9.8): IDExpert Windows Logon Agent developed by Changing has a Remote Code Execution vulnerability, allowing unauthenticated…
CVE-2026-2999 — Critical (CVSS 9.8): IDExpert Windows Logon Agent developed by Changing has a Remote Code Execution vulnerability, allowing unauthenticated…

Browse all CWE-494 vulnerabilities →