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Vulnerability record · CVE-2023-4030 · published 17 August 2023

CVE-2023-4030: Lenovo thinkpad t15 gen 2 firmware vulnerability

Lenovo · Thinkpad T15 Gen 2 Firmware

A vulnerability was reported in BIOS for ThinkPad P14s Gen 2, P15s Gen 2, T14 Gen 2, and T15 Gen 2 that could cause the system to recover to insecure settings if the BIOS becomes corrupt.

7.8 CVSS 3.1 High EPSS 0.19% · top 92.0% CWE-636 · CWE-636
7.8CVSS 3.1 base score
0.19%EPSS exploitation probability, 30 days
NoNot in CISA KEV
4Affected product versions listed by NVD
2References
17 Jun 2026Last modified by NVD

Description

A vulnerability was reported in BIOS for ThinkPad P14s Gen 2, P15s Gen 2, T14 Gen 2, and T15 Gen 2 that could cause the system to recover to insecure settings if the BIOS becomes corrupt.

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

Affected products

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

References

LinkTags
https://support.lenovo.com/us/en/product_security/LEN-134879 Vendor Advisory
https://support.lenovo.com/us/en/product_security/LEN-134879 Vendor Advisory

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Related vulnerabilities

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

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Source: NIST National Vulnerability Database (record CVE-2023-4030), CISA KEV, FIRST EPSS (scores of 2026-10-18). This page is refreshed as NVD updates the record.