What is CVE-2023-4030?

CVE-2023-4030 is a high-severity vulnerability in Lenovo Thinkpad, classified under CWE-636. CVSS score: 8.4/10. Published 2023-08-17.

How severe is CVE-2023-4030?

High severity. CVSS v3 base score is 8.4 out of 10.

Is CVE-2023-4030 known to be exploited?

1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Vulnerability in Lenovo Thinkpad

CVE-2023-4030

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.

EPSS: 0.001 (23.7th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.4 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Lenovo Thinkpad — versions various

Weakness classification (CWE)

CWE-636

Public proof-of-concept exploits

Appropriate-Solutions-Inc/cachenvd

References

support.lenovo.com/us/en/product_security/LEN-134879

Frequently asked questions

What is CVE-2023-4030?: CVE-2023-4030 is a high-severity vulnerability in Lenovo Thinkpad, classified under CWE-636. CVSS score: 8.4/10. Published 2023-08-17.
How severe is CVE-2023-4030?: High severity. CVSS v3 base score is 8.4 out of 10.
Is CVE-2023-4030 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.