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 Version: 3.1 |
Base Score: 6.7 MEDIUM Vector: CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
l➤ Exploitability Metrics: Attack Vector (AV)* LOCAL Attack Complexity (AC)* LOW Privileges Required (PR)* HIGH User Interaction (UI)* NONE Scope (S)* UNCHANGED
l➤ Impact Metrics: Confidentiality Impact (C)* HIGH Integrity Impact (I)* HIGH Availability Impact (A)* HIGH