CVE-2020-24489

HIGHNVD 8.88.8—

8.8

Incomplete cleanup in some Intel(R) VT-d products may allow an authenticated user to potentially enable escalation of privilege via local access.

CVSS v3: 8.8
EG Score: 8.8(medium)
EPSS: 22.1%
KEV: Not listed

Published

June 9, 2021

Last Modified

November 21, 2024

References (6)

secure@intelhttps://lists.debian.org/debian-lts-announce/2021/07/msg00022.html
secure@intelhttps://www.debian.org/security/2021/dsa-4934
secure@intelhttps://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00442.html
af854a3a-2127-422b-91ae-364da2661108https://lists.debian.org/debian-lts-announce/2021/07/msg00022.html
af854a3a-2127-422b-91ae-364da2661108https://www.debian.org/security/2021/dsa-4934
af854a3a-2127-422b-91ae-364da2661108https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00442.html

Patch Availability(22)

Vendor / Ecosystem	Fixed in / Patch	Released	Source
ubuntu	intel-microcode (3.20210608.0ubuntu0.16.04.1+esm1) @ xenial	2026-05-26	ubuntu
redhat	microcode_ctl-2:2.1-12.39.el7_2	2021-08-31	redhat
redhat	microcode_ctl-4:20191115-4.20210608.1.el8_2	2021-08-31	redhat
redhat	microcode_ctl-2:2.1-16.42.el7_3	2021-08-31	redhat
redhat	microcode_ctl-2:2.1-47.23.el7_6	2021-08-31	redhat
redhat	microcode_ctl-2:2.1-22.41.el7_4	2021-08-24	redhat
redhat	microcode_ctl-4:20190618-1.20210608.1.el8_1	2021-08-17	redhat
redhat	microcode_ctl-2:2.1-53.18.el7_7	2021-08-10	redhat
redhat	microcode_ctl-2:2.1-73.11.el7_9	2021-08-09	redhat
redhat	microcode_ctl-4:20210216-1.20210608.1.el8_4	2021-08-09	redhat
redhat	redhat-virtualization-host-0:4.4.6-20210615.0.el8_4	2021-06-22	redhat
redhat	redhat-virtualization-host-0:4.3.16-20210615.0.el7_9	2021-06-22	redhat
redhat	microcode_ctl-2:2.1-73.9.el7_9	2021-06-09	redhat
redhat	microcode_ctl-4:20191115-4.20210525.1.el8_2	2021-06-09	redhat
redhat	microcode_ctl-4:20210216-1.20210525.1.el8_4	2021-06-09	redhat
redhat	microcode_ctl-2:2.1-12.37.el7_2	2021-06-09	redhat
redhat	microcode_ctl-2:2.1-53.16.el7_7	2021-06-09	redhat
redhat	microcode_ctl-2:2.1-22.39.el7_4	2021-06-09	redhat
redhat	microcode_ctl-2:1.17-33.33.el6_10	2021-06-09	redhat
redhat	microcode_ctl-2:2.1-16.40.el7_3	2021-06-09	redhat
redhat	microcode_ctl-2:2.1-47.21.el7_6	2021-06-09	redhat
redhat	microcode_ctl-4:20190618-1.20210525.1.el8_1	2021-06-09	redhat

Patches are aggregated from vendor advisories (Red Hat, Microsoft, Cisco, GitHub) and package ecosystems (OSV, GHSA). Multiple rows for the same upstream release have been deduplicated.

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

CWE-459Incomplete Cleanup

All Vendor Advisories

(22)

Every vendor that published an advisory referencing this CVE — pulled from our cve_vendor_advisories aggregation. Click any row for the vendor's original advisory page.

Data Freshness Timeline

(refreshed 10× in last 7d / 10× in last 30d)

Every time one of our enrichment pipelines (NVD, MITRE cvelistV5, EPSS, CISA KEV, GHSA, OSV, vendor advisories) ran against this CVE. Most recent first.

2026-05-27 13:39 UTCepss_batch
2026-05-26 15:09 UTCEG score recompute
2026-05-26 15:09 UTCVendor advisory
2026-05-26 15:09 UTCGHSA enrichment
2026-05-26 13:42 UTCepss_batch
2026-05-26 13:42 UTCepss_batch
2026-05-26 07:17 UTCepss_batch
2026-05-26 07:17 UTCepss_batch
2026-05-24 16:48 UTCepss_batch
2026-05-24 14:21 UTCOSV refresh

Frequently asked(5)

What is CVE-2020-24489?

CVE-2020-24489 is a high vulnerability published on June 9, 2021. Incomplete cleanup in some Intel(R) VT-d products may allow an authenticated user to potentially enable escalation of privilege via local access.

When was CVE-2020-24489 disclosed?

CVE-2020-24489 was first published in the National Vulnerability Database on June 9, 2021, with the most recent update on November 21, 2024. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2020-24489 actively exploited?

CVE-2020-24489 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 22.1% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2020-24489?

CVE-2020-24489 has a CVSS v3 base score of 8.8 (NVD).

How do I remediate CVE-2020-24489?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2020-24489, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

Dependency Blast Radius

See which npm, PyPI, Go, and Maven packages are affected by CVE-2020-24489

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