CVE-2025-54520

Improper Protection Against Voltage and Clock Glitches in FPGA devices, could allow an attacker with physical access to undervolt the platform resulting in a loss of confidentiality.

Scoring

Severity

HIGH

CVSS base score

8.6

CVSS vector

CVSS:4.0/AV:P/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H

EPSS probability

0.20%

CWE

CWE-1247

Published

2025-09-24

Last modified

2026-03-12

Affected products

• AMD Kintex™ 7-Series FPGA
• AMD Artix™ 7-Series FPGA

Weakness type

• CWE-1247

Related vulnerabilities

• CVE-2026-18349 — SAMA5D44 Fault Injection Vulnerability
• CVE-2024-4760 — Voltage glitch during startup of the EEFC NVM controller can bypass the security bit
• CVE-2022-31224 — Dell BIOS versions contain an Improper Protection Against Voltage and Clock Glitches vulnerability....

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