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Vulnerability record · CVE-2020-24512 · published 9 June 2021

CVE-2020-24512: Intel microcode observable discrepancy vulnerability

Intel · Microcode

Observable timing discrepancy in some Intel(R) Processors may allow an authenticated user to potentially enable information disclosure via local access.

3.3 CVSS 3.1 Low EPSS 0.38% · top 69.7% CWE-203 · Observable discrepancy
3.3CVSS 3.1 base score, v2 2.1
0.38%EPSS exploitation probability, 30 days
NoNot in CISA KEV
5Affected product versions listed by NVD
10References
8 Oct 2026Last modified by NVD

Description

Observable timing discrepancy in some Intel(R) Processors may allow an authenticated user to potentially enable information disclosure via local access.

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N

Affected products

5 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://cert-portal.siemens.com/productcert/pdf/ssa-309571.pdf Third Party Advisory
https://lists.debian.org/debian-lts-announce/2021/07/msg00022.html Third Party Advisory
https://security.netapp.com/advisory/ntap-20210611-0005/ Third Party Advisory
https://www.debian.org/security/2021/dsa-4934 Third Party Advisory
https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00464.html Vendor Advisory
https://cert-portal.siemens.com/productcert/pdf/ssa-309571.pdf Third Party Advisory
https://lists.debian.org/debian-lts-announce/2021/07/msg00022.html Third Party Advisory
https://security.netapp.com/advisory/ntap-20210611-0005/ Third Party Advisory
https://www.debian.org/security/2021/dsa-4934 Third Party Advisory
https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00464.html Vendor Advisory

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Source: NIST National Vulnerability Database (record CVE-2020-24512), CISA KEV, FIRST EPSS (scores of 2026-10-10). This page is refreshed as NVD updates the record.