The BIOS tamper detection mechanism was not triggered in Lenovo ThinkPad A285, BIOS versions up to r0xuj70w; A485, BIOS versions up to r0wuj65w; T495 BIOS versions up to r12uj55w; T495s/X395, BIOS versions up to r13uj47w, while the emergency-reset button is pressed which may allow for unauthorized access
Published Sep 1, 2020
6.8
MEDIUMCVSS 3.1
EPSS 0.31%
Description
The BIOS tamper detection mechanism was not triggered in Lenovo ThinkPad A285, BIOS versions up to r0xuj70w; A485, BIOS versions up to r0wuj65w; T495 BIOS versions up to r12uj55w; T495s/X395, BIOS versions up to r13uj47w, while the emergency-reset button is pressed which may allow for unauthorized access.
Affected products
-
- Version unspecifiedStatusaffectedConstraints<r0xuj70w
- Version
-
- Version unspecifiedStatusaffectedConstraints<r0wuj65w
- Version
-
- Version unspecifiedStatusaffectedConstraints<r12uj55w
- Version
-
- Version unspecifiedStatusaffectedConstraints<r13uj47w
- Version
Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).
| Vendor | Product | Default status | Versions | ||||||
|---|---|---|---|---|---|---|---|---|---|
| Lenovo | ThinkPad A285 BIOS | n/a |
| ||||||
| Lenovo | ThinkPad A485 BIOS | n/a |
| ||||||
| Lenovo | ThinkPad T495 BIOS | n/a |
| ||||||
| Lenovo | ThinkPad T495s/X395 BIOS | n/a |
|
Configuration 1
- < 2020-08-30
Running on/with
- n/a
Configuration 2
- < 2020-08-30
Running on/with
- n/a
Configuration 3
- < 2020-08-30
Running on/with
- n/a
Configuration 4
- < 2020-08-30
Running on/with
- n/a
Configuration 5
- < 2020-08-30
Running on/with
- n/a
Configuration 6
- < 2020-08-30
Running on/with
- n/a
Configuration 7
- < n14et54w
Running on/with
- n/a
Configuration 8
- < 2020-08-30
Running on/with
- n/a
No data.
No Red Hat product state for this CVE.
No package ranges for this CVE.
Remediation
Vendor solution
Update BIOS to the following BIOS versions (or later): Lenovo ThinkPad A285: r0xuj70w ; A485: r0wuj65w ; T495: r12uj55w ; T495s/X395: r13uj47w
Metrics
No CVSS v4.0 score for this CVE.
CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
1 other source (CVE.org) ▾
CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H
No CVSS v3.0 score for this CVE.
AV:L/AC:L/Au:N/C:P/I:P/A:P
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
Score over time
2021–2026- EPSS v1
- EPSS v5
- EPSS v2
- EPSS v3
Percentile over time
- EPSS v1
- EPSS v5
- EPSS v2
- EPSS v3
Table of values (10 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 0.31% (0.00313) | 21.91th | v5 (v2026.06.15) |
| Sep 20, 2026 | 0.31% (0.00313) | 24.43th | v5 (v2026.06.15) |
| Jul 20, 2024 | 0.07% (0.00070) | 31.04th | v3 (v2023.03.01) |
| Jul 11, 2024 | 0.07% (0.00070) | 30.94th | v3 (v2023.03.01) |
| Sep 3, 2023 | 0.07% (0.00070) | 28.93th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.06% (0.00062) | 24.18th | v3 (v2023.03.01) |
| Mar 6, 2023 | 0.89% (0.00885) | 27.89th | v2 (v2022.01.01) |
| Jan 6, 2022 | 1.84% (0.01840) | 47.32th | v1 |
| Jan 5, 2022 | 0.42% (0.00416) | 26.65th | v5 (v2026.06.15) |
| Apr 14, 2021 | 0.42% (0.00416) | 0.00th | v1 |
No CWE recorded.
References (1)
- https://support.lenovo.com/us/en/product_security/LEN-30042 x_refsource_MISCVendor Advisory
| Link | Providers | Tags |
|---|---|---|
| https://support.lenovo.com/us/en/product_security/LEN-30042 | x_refsource_MISCVendor Advisory |
Change history (0)
No recorded changes yet.