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Vulnerability record · CVE-2020-8334 · published 9 June 2020

CVE-2020-8334: Lenovo thinkpad t495s firmware vulnerability

Lenovo · Thinkpad T495s Firmware

The BIOS tamper detection mechanism was not triggered in Lenovo ThinkPad T495s, X395, T495, A485, A285, A475, A275 which may allow for unauthorized access.

6.8 CVSS 3.1 Medium EPSS 0.33% · top 75.8% CWE-754 · CWE-754
6.8CVSS 3.1 base score, v2 4.6
0.33%EPSS exploitation probability, 30 days
NoNot in CISA KEV
7Affected product versions listed by NVD
2References
17 Jun 2026Last modified by NVD

Description

The BIOS tamper detection mechanism was not triggered in Lenovo ThinkPad T495s, X395, T495, A485, A285, A475, A275 which may allow for unauthorized access.

CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected products

7 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://support.lenovo.com/us/en/product_security/LEN-30042 Vendor Advisory
https://support.lenovo.com/us/en/product_security/LEN-30042 Vendor Advisory

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Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2020-8334), CISA KEV, FIRST EPSS (scores of 2026-10-17). This page is refreshed as NVD updates the record.