CVE-2024-5477

HIGH EPSS 5.3%

Published Aug 13, 202510mo ago · Modified Jun 17, 20261w ago

7.3 CVSS 4.0

High

Published Aug 13, 2025 10mo ago

Last Modified Jun 17, 2026 1w ago

Description

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.

CVSS Details

Base Score

7.3

Exploitability

—

Impact

—

Vector string

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

Attack Vector Physical

Attack Complexity High

Privileges Required None

User Interaction None

Scope X

Threat Intelligence

EPSS Exploit Probability

5.3% percentile

Exploit & Patch Status

No Known Exploit

No Patch Available

Weaknesses 1

CWE-1256

References 1

support.hp.com https://support.hp.com/us-en/document/ish_12878449-12878471-16/hpsbhf04043

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.