CVE-2026-6923 (GCVE-0-2026-6923)

Vulnerability from cvelistv5 – Published: 2026-05-14 16:14 – Updated: 2026-05-14 18:33
VLAI?
Title
Nuvoton - CWE-1300: Improper Protection of Physical Side Channels
Summary
A side-channel attack, which requires a physical presence to the TPM, can lead to extraction of an Elliptic Curve Diffie-Hellman (ECDH) key.
Severity ?
3.8 (Low)
CVSS:3.1/AV:P/AC:H/PR:H/UI:N/S:U/C:H/I:N/A:N
CWE
  • CWE-1300 - Improper protection of physical side channels
Assigner
References
Impacted products
Vendor Product Version
Nuvoton NPCT7xx Affected: all versions below 7.2.4.0 (cpe)
Create a notification for this product.
Date Public ?
2026-05-14 16:01
Credits
Robin Muller, Roman Korkikian - uSec
Show details on NVD website
To clipboard 

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Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

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Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



Detection rules are retrieved from Rulezet.