How severe is CVE-2024-4143?

CVE-2024-4143 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2024-4143 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (43rd percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2024-4143?

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

Does CVE-2024-4143 have an EU (EUVD) identifier?

Yes. CVE-2024-4143 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-32703.

When was CVE-2024-4143 published?

CVE-2024-4143 was published on 2024-07-15 and last updated on 2026-06-17.

CVE-2024-4143

CVE-2024-4143 is a critical-severity vulnerability with a CVSS 3.x base score of 9.8. 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-120.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
EPSS exploit prediction: 1% (43rd percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2024-32703
Weakness: CWE-120
Published: 2024-07-15
Last modified: 2026-06-17

Description

A potential security vulnerability has been identified in certain HP PC products using AMI BIOS, which might allow arbitrary code execution. AMI has released firmware updates to mitigate this vulnerability.

Frequently asked questions

What is CVE-2024-4143?: A potential security vulnerability has been identified in certain HP PC products using AMI BIOS, which might allow arbitrary code execution. AMI has released firmware updates to mitigate this vulnerability.
How severe is CVE-2024-4143?: CVE-2024-4143 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2024-4143 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (43rd percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2024-4143?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
Does CVE-2024-4143 have an EU (EUVD) identifier?: Yes. CVE-2024-4143 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-32703.
When was CVE-2024-4143 published?: CVE-2024-4143 was published on 2024-07-15 and last updated on 2026-06-17.

References

https://support.hp.com/us-en/document/ish_10914391-10914417-16/hpsbhf03953

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