CVE-2024-38433 describes an authentication bypass vulnerability (CWE-305) in Nuvoton NPCM7xx BMC subsystems utilizing the Nuvoton BootBlock reference code. An attacker with write access to the SPI-Flash can modify the u-boot image header, leading to arbitrary code execution on affected products including various nuvoton npcm7xxr and their firmware versions. With a CVSS score of 6.7 (Medium), this vulnerability requires high privileges (PR:H) and local access (AV:L) but has high impact on confidentiality, integrity, and availability (C:H/I:H/A:H). There is currently no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
< 10.10.19CPE matchmatch criteria | cpe:2.3:o:nuvoton:npcm750r_firmware:*:*:*:*:*:*:*:* | ||
< 10.10.19CPE matchmatch criteria | cpe:2.3:o:nuvoton:npcm710r_firmware:*:*:*:*:*:*:*:* | ||
< 10.10.19CPE matchmatch criteria | cpe:2.3:o:nuvoton:npcm730r_firmware:*:*:*:*:*:*:*:* | ||
< 10.10.19CPE matchmatch criteria | cpe:2.3:o:nuvoton:npcm705r_firmware:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.0 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.