What is CVE-2020-24486?

CVE-2020-24486 is a medium-severity vulnerability in Intel Bios, classified under Improper Input Validation. CVSS score: 5.5/10. Published 2021-06-09.

How severe is CVE-2020-24486?

Medium severity. CVSS v3 base score is 5.5 out of 10.

Improper input validation in Intel Bios

CVE-2020-24486

Improper input validation in the firmware for some Intel(R) Processors may allow an authenticated user to potentially enable denial of service via local access.

Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)

Published 2021-06-09 · last modified 2026-10-08.

CVSS v3 metric

CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H.

EPSS exploit prediction

EPSS: 0.003 (21.7th percentile), scored 2026-11-01.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 22nd percentile — 21.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.003 · newest: 0.003 · change: -0.000

Affected products

Weakness classification (CWE)

CWE-20 — Improper Input Validation

References

www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00463.html (Vendor Advisory)
security.netapp.com/advisory/ntap-20210702-0002/ (Third Party Advisory)
cert-portal.siemens.com/productcert/pdf/ssa-309571.pdf (Patch, Third Party Advisory)

Frequently asked questions

What is CVE-2020-24486?: CVE-2020-24486 is a medium-severity vulnerability in Intel Bios, classified under Improper Input Validation. CVSS score: 5.5/10. Published 2021-06-09.
How severe is CVE-2020-24486?: Medium severity. CVSS v3 base score is 5.5 out of 10.