What is CVE-2023-4857?

CVE-2023-4857 is a high-severity vulnerability in Lenovo Smm, Smm2, Fpc, classified under Missing Authentication for Critical Function. CVSS score: 7.5/10. Published 2024-04-15.

How severe is CVE-2023-4857?

High severity. CVSS v3 base score is 7.5 out of 10.

Auth bypass in Lenovo Smm, Smm2, Fpc

CVE-2023-4857

An authentication bypass vulnerability was identified in SMM/SMM2 and FPC that could allow an authenticated user to execute certain IPMI calls that could lead to exposure of limited system information.

Vulnerability class: Broken Authentication

EPSS: 0.005 (41.3th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.

Affected products

Lenovo Smm, Smm2, Fpc — versions various

Weakness classification (CWE)

CWE-306 — Missing Authentication for Critical Function

References

psirt@lenovo.com

Frequently asked questions

What is CVE-2023-4857?: CVE-2023-4857 is a high-severity vulnerability in Lenovo Smm, Smm2, Fpc, classified under Missing Authentication for Critical Function. CVSS score: 7.5/10. Published 2024-04-15.
How severe is CVE-2023-4857?: High severity. CVSS v3 base score is 7.5 out of 10.