Cyber Resilience

CVE-2024-5477

High

Published: 13 August 2025

Published
13 August 2025
Modified
15 April 2026
KEV Added
—
Patch
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CVSS Score v4 7.3 CVSS:4.0/AV:P/AC:H/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
EPSS Score 0.0022 44.5th percentile
Risk Priority 15 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2024-5477 is a high-severity Improper Restriction of Software Interfaces to Hardware Features (CWE-1256) vulnerability in Hp (inferred from references). Its CVSS base score is 7.3 (High).

Operationally, ranked at the 44.5th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

A potential security vulnerability has been identified in the System BIOS for some HP PC products which may allow escalation of privilege, arbitrary code execution, denial of service, or information disclosure via a physical attack that requires specialized equipment and…

more

knowledge. HP is releasing firmware mitigation for the potential vulnerability.

CWE(s)
CWE-1256

Related Threats

No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.

Affected Assets

Hp
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inferred from references and description; NVD did not file a CPE for this CVE

Mitigating Controls

No mitigating controls mapped yet. The per-CVE control annotator has not reached this CVE.

References