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Vulnerability record · CVE-2020-8698 · published 12 November 2020

CVE-2020-8698: Intel microcode exposure of resource to wrong sphere vulnerability

Intel · Microcode

Improper isolation of shared resources in some Intel(R) Processors may allow an authenticated user to potentially enable information disclosure via local access.

5.5 CVSS 3.1 Medium EPSS 0.52% · top 58.1% CWE-668 · Exposure of resource to wrong sphere
5.5CVSS 3.1 base score, v2 2.1
0.52%EPSS exploitation probability, 30 days
NoNot in CISA KEV
17Affected product versions listed by NVD
10References
17 Jun 2026Last modified by NVD

Description

Improper isolation of shared resources 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:H/I:N/A:N

Affected products

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

References

LinkTags
https://cert-portal.siemens.com/productcert/pdf/ssa-678983.pdf Third Party Advisory
https://lists.debian.org/debian-lts-announce/2021/02/msg00007.html Mailing ListThird Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/MAAGIK5CXKBPGY3R4UR5VO5
https://security.netapp.com/advisory/ntap-20201113-0006/ Third Party Advisory
https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00381 Vendor Advisory
https://cert-portal.siemens.com/productcert/pdf/ssa-678983.pdf Third Party Advisory
https://lists.debian.org/debian-lts-announce/2021/02/msg00007.html Mailing ListThird Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/MAAGIK5CXKBPGY3R4UR5VO5
https://security.netapp.com/advisory/ntap-20201113-0006/ Third Party Advisory
https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00381 Vendor Advisory

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Source: NIST National Vulnerability Database (record CVE-2020-8698), CISA KEV, FIRST EPSS (scores of 2026-10-05). This page is refreshed as NVD updates the record.