How severe is CVE-2020-24503?

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

Is CVE-2020-24503 known to be exploited?

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

Vulnerability in Intel Ethernet Network Adapter E810-Cqda1

CVE-2020-24503

Insufficient access control in some Intel(R) Ethernet E810 Adapter drivers for Linux before version 1.0.4 may allow an authenticated user to potentially enable information disclosure via local access.

Published 2021-02-17 · last modified 2026-06-17.

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:H/I:N/A:N.

EPSS exploit prediction

EPSS: 0.003 (25.5th percentile), scored 2026-09-29.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 26th percentile — 25.5% 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

Public proof-of-concept exploits

ARPSyndicate/cvemon

References

www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00462.html (Patch, Vendor Advisory)

Frequently asked questions

What is CVE-2020-24503?: CVE-2020-24503 is a medium-severity vulnerability in Intel Ethernet Network Adapter E810-Cqda1. CVSS score: 5.5/10. Published 2021-02-17.
How severe is CVE-2020-24503?: Medium severity. CVSS v3 base score is 5.5 out of 10.
Is CVE-2020-24503 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.