CVE-2024-38433

MediumCVSS 6.7/10Last modified Jun 17, 2026

Description

Nuvoton - CWE-305: Authentication Bypass by Primary Weakness

An attacker with write access to the SPI-Flash on an NPCM7xx BMC subsystem that uses the Nuvoton BootBlock

reference code can modify the u-boot image header on flash parsed by the BootBlock which could lead to arbitrary code

execution.

Metrics

CVSS 3.1 6.7/10CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

Weakness enumeration

CWE-305 CWE-287

Affected software

Vendor	Product	Versions
Nuvoton	NPCM7xx (Poleg) BootBlock	>= All versions, < v10.10.19
nuvoton	npcm7xx_firmware	< v10.10.19

References

https://www.gov.il/en/Departments/faq/cve_advisoriesThird Party Advisory
https://www.gov.il/en/Departments/faq/cve_advisoriesThird Party Advisory

Timeline

Published: Jul 11, 2024
Last modified: Jun 17, 2026
NVD status: Modified

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