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CVE-2021-38489 (GCVE-0-2021-38489)

Vulnerability from cvelistv5 – Published: 2026-09-03 02:25 – Updated: 2026-09-03 02:25
VLAI
Title
HDD Password Stored In Plaintext
Summary
HDD password plaintext is stored in a UEFI variable.
Severity
8.2 (High)
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H
CWE
  • CWE-256 - Unprotected Storage of Credentials
Assigner
References
Impacted products
Vendor Product Version CPE status
Insyde Software InsydeH2O Affected: See in the Solution
guessed Create a notification for this product.
Credits
Insyde Software would like to thank Binarly for reporting this issue.
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

Author Source Type Date Other

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.