SecuriTricks - CVE-2024-5477

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.

Product(s) Impacted

Vendor	Product	Versions
Hp	System Bios	*

Weaknesses

Common security weaknesses mapped to this vulnerability.

CWE-1256

Improper Restriction of Software Interfaces to Hardware Features

The product provides software-controllable device functionality for capabilities such as power and clock management, but it does not properly limit functionality that can lead to modification of hardware memory or register bits, or the ability to observe physical side channels.

*CPE(s)

Affected systems and software identified for this CVE.

Type	Vendor	Product	Version	Update	Edition	Language	Software Edition	Target Software	Target Hardware	Other Information
a	hp	system_bios	/	/	/	/	/	/	/	/

References

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

CVSS Score

7.3 / 10

CVSS Data - 4.0

Attack Vector: PHYSICAL
Attack Complexity: HIGH
Attack Requirements: PRESENT
Privileges Required: NONE
User Interaction: NONE
Scope:
Confidentiality Impact: HIGH
Integrity Impact: HIGH
Availability Impact: HIGH
Exploit Maturity: NOT_DEFINED

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

View Vector String

Timeline

Published: Aug. 13, 2025, 6:15 p.m.
Last Modified: Aug. 14, 2025, 1:12 p.m.

Status : Awaiting Analysis

CVE has been recently published to the CVE List and has been received by the NVD.

More info

Source

hp-security-alert@hp.com

CVE-2024-5477