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THREATINT
PUBLISHED

CVE-2025-4275

SecureFlashDxe: Incorrect UEFI variable attributes check allows usage of invalid certificate



Description

Running the provided utility changes the certificate on any Insyde BIOS and then the attached .efi file can be launched.

Reserved 2025-05-05 | Published 2025-06-11 | Updated 2025-06-11 | Assigner Insyde


HIGH: 7.8CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H

Problem types

cwe-284: Improper Access Control

Product status

Default status
unknown

Kernel 5.2~5.7
affected

Credits

Thanks to Nikolaj Schlej, independent firmware security researcher, for reporting the vulnerability and engaging in this coordinated disclosure. reporter

References

www.insyde.com/security-pledge/sa-2025002/

cve.org (CVE-2025-4275)

nvd.nist.gov (CVE-2025-4275)

Download JSON

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