Home/CVE/A potential security vulnerability has been identified in the System BIOS for some HP PC products which may allow escala
CVE

CVE-2024-5477

A potential security vulnerability has been identified in the System BIOS for some HP PC products which may allow escala

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

EPSS 0.00081
Monitor
  • No active-exploitation, high-EPSS, or public-exploit signals - routine patching cadence
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-1256Improper Restriction of Software Interfaces to Hardware Features
▣

Scoring & Timeline

Published to NVD13 Aug 2025 · 06:15 PM
SSVC triage · cisa-vulnrichment
Exploitation
none
Automatable
no
Technical impact
total
SSVC asks the questions that actually drive patch urgency: is it being exploited, can attacks be automated, and how total is the impact.
🔗

References & Sources

1
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://support.hp.com/us-en/document/ish_12878449-12878471-16/hpsbhf04043
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