Auth bypass in Lenovo Bios

CVE-2023-25493

A potential vulnerability was reported in the BIOS update tool driver for some Desktop, Smart Edge, Smart Office, and ThinkStation products that could allow a local user with elevated privileges to execute arbitrary code.

Vulnerability class: Broken Authentication

Published · last modified .

CVSS v3 metric

CVSS v3 base score 6.7 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.002 (7.8th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 8th percentile — 7.8% 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-2023-25493: held from 0.002 to 0.002.

EPSS over last 30 days · oldest: 0.002 · newest: 0.002 · change: 0.000

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2023-25493?
CVE-2023-25493 is a medium-severity vulnerability in Lenovo Bios, classified under Missing Authentication for Critical Function. CVSS score: 6.7/10. Published 2024-04-05.
How severe is CVE-2023-25493?
Medium severity. CVSS v3 base score is 6.7 out of 10.