Vulnerability in Clevo Notebook System Firmware

CVE-2025-11577

Clevo’s UEFI firmware update packages, including B10717.exe, inadvertently contained private signing keys used for Boot Guard and Boot Policy Manifest verification. The exposure of these keys could allow attackers to sign malicious firmware that appears trusted by affected systems, undermining the integrity of the early boot process.

Published · last modified .

CVSS v3 metric

CVSS v3 base score 7.6 (High). Vector: CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.003 (16.3th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 16th percentile — 16.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2025-11577: held from 0.003 to 0.003.

EPSS over last 30 days · oldest: 0.003 · newest: 0.003 · change: +0.000

Affected products

References

Frequently asked questions

What is CVE-2025-11577?
CVE-2025-11577 is a high-severity vulnerability in Clevo Notebook System Firmware, classified under CWE-321 USE OF HARD‑CODED CRYPTOGRAPHIC KEY. CVSS score: 7.6/10. Published 2025-10-14.
How severe is CVE-2025-11577?
High severity. CVSS v3 base score is 7.6 out of 10.