CVE-2020-24489

27

FAUCET Score

CVE-2020-24489 describes an incomplete cleanup vulnerability in certain Intel VT-d products, including Debian systems, which could allow an authenticated local user to escalate privileges. With a CVSS score of 8.8 (High), this vulnerability presents a significant risk due to its low attack complexity and potential for high impact on confidentiality, integrity, and availability. There is currently no public exploit code available, nor is it listed in the CISA KEV catalog, indicating no active exploitation. Community discussion and media coverage for this CVE are minimal.

Impacted Technologies

Vendor	Product	Version(s)	CPE
		Range not provided by sourceCPE matchmatch criteria	cpe:2.3:h:intel:atom_x5-e3930:-:::::::*
		Range not provided by sourceCPE matchmatch criteria	cpe:2.3:h:intel:atom_x5-e3940:-:::::::*
		Range not provided by sourceCPE matchmatch criteria	cpe:2.3:h:intel:atom_x7-e3950:-:::::::*
		Range not provided by sourceCPE matchmatch criteria	cpe:2.3:h:intel:celeron_j1750:-:::::::*
		Range not provided by sourceCPE matchmatch criteria	cpe:2.3:h:intel:celeron_j1800:-:::::::*

CVSS Data

CVSS version used by this source: 3.1

8.8HIGH

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

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

CHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

Exploitability Score

2.0

Impact Score

6.0

CvssVersion

3.1

Exploit Intelligence

EPSS Score

0.35%

Probability of exploitation in next 30 days

EPSS Percentile

27.8%

Percentile rank of EPSS score among Peer Group

As of 2026-07-26

Model: v2026.06.15

This CVE's current EPSS score of 0.0035 is in the 66th percentile among its peer group of 16,994 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.2 Bluesky, 0.1 Mastodon, and 0.2 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (29)

redhatpatch availablevia redhat_api

Product: Red Hat Enterprise Linux 6 Extended Lifecycle SupportFixed in: microcode_ctl-2:1.17-33.33.el6_10

redhatpatch availablevia redhat_api

Product: Red Hat Enterprise Linux 7Fixed in: microcode_ctl-2:2.1-73.9.el7_9

redhatpatch availablevia redhat_api

Product: Red Hat Enterprise Linux 7Fixed in: microcode_ctl-2:2.1-73.11.el7_9

redhatpatch availablevia redhat_api

Product: Red Hat Enterprise Linux 7.2 Advanced Update SupportFixed in: microcode_ctl-2:2.1-12.37.el7_2

redhatpatch availablevia redhat_api

Product: Red Hat Enterprise Linux 7.2 Advanced Update SupportFixed in: microcode_ctl-2:2.1-12.39.el7_2

redhatpatch availablevia redhat_api

Product: Red Hat Enterprise Linux 7.3 Advanced Update SupportFixed in: microcode_ctl-2:2.1-16.40.el7_3

redhatpatch availablevia redhat_api

Product: Red Hat Enterprise Linux 7.3 Advanced Update SupportFixed in: microcode_ctl-2:2.1-16.42.el7_3

redhatpatch availablevia redhat_api

Product: Red Hat Enterprise Linux 7.4 Advanced Update SupportFixed in: microcode_ctl-2:2.1-22.39.el7_4

redhatpatch availablevia redhat_api

Product: Red Hat Enterprise Linux 7.4 Advanced Update SupportFixed in: microcode_ctl-2:2.1-22.41.el7_4

redhatpatch availablevia redhat_api

Product: Red Hat Enterprise Linux 7.4 Telco Extended Update SupportFixed in: microcode_ctl-2:2.1-22.39.el7_4

redhatpatch availablevia redhat_api

Product: Red Hat Enterprise Linux 7.4 Telco Extended Update SupportFixed in: microcode_ctl-2:2.1-22.41.el7_4

redhatpatch availablevia redhat_api

Product: Red Hat Enterprise Linux 7.4 Update Services for SAP SolutionsFixed in: microcode_ctl-2:2.1-22.39.el7_4

redhatpatch availablevia redhat_api

Product: Red Hat Enterprise Linux 7.4 Update Services for SAP SolutionsFixed in: microcode_ctl-2:2.1-22.41.el7_4

redhatpatch availablevia redhat_api

Product: Red Hat Enterprise Linux 7.6 Advanced Update Support(Disable again in 2026 - SPRHEL-7118)Fixed in: microcode_ctl-2:2.1-47.21.el7_6

redhatpatch availablevia redhat_api

Product: Red Hat Enterprise Linux 7.6 Advanced Update Support(Disable again in 2026 - SPRHEL-7118)Fixed in: microcode_ctl-2:2.1-47.23.el7_6

redhatpatch availablevia redhat_api

Product: Red Hat Enterprise Linux 7.6 Telco Extended Update SupportFixed in: microcode_ctl-2:2.1-47.21.el7_6

redhatpatch availablevia redhat_api

Product: Red Hat Enterprise Linux 7.6 Telco Extended Update SupportFixed in: microcode_ctl-2:2.1-47.23.el7_6

redhatpatch availablevia redhat_api

Product: Red Hat Enterprise Linux 7.6 Update Services for SAP SolutionsFixed in: microcode_ctl-2:2.1-47.21.el7_6

redhatpatch availablevia redhat_api

Product: Red Hat Enterprise Linux 7.6 Update Services for SAP SolutionsFixed in: microcode_ctl-2:2.1-47.23.el7_6

redhatpatch availablevia redhat_api

Product: Red Hat Enterprise Linux 7.7 Extended Update SupportFixed in: microcode_ctl-2:2.1-53.16.el7_7

redhatpatch availablevia redhat_api

Product: Red Hat Enterprise Linux 7.7 Extended Update SupportFixed in: microcode_ctl-2:2.1-53.18.el7_7

redhatpatch availablevia redhat_api

Product: Red Hat Enterprise Linux 8Fixed in: microcode_ctl-4:20210216-1.20210525.1.el8_4

redhatpatch availablevia redhat_api

Product: Red Hat Enterprise Linux 8Fixed in: microcode_ctl-4:20210216-1.20210608.1.el8_4

redhatpatch availablevia redhat_api

Product: Red Hat Enterprise Linux 8.1 Extended Update SupportFixed in: microcode_ctl-4:20190618-1.20210525.1.el8_1

redhatpatch availablevia redhat_api

Product: Red Hat Enterprise Linux 8.1 Extended Update SupportFixed in: microcode_ctl-4:20190618-1.20210608.1.el8_1

redhatpatch availablevia redhat_api

Product: Red Hat Enterprise Linux 8.2 Extended Update SupportFixed in: microcode_ctl-4:20191115-4.20210525.1.el8_2

redhatpatch availablevia redhat_api

Product: Red Hat Enterprise Linux 8.2 Extended Update SupportFixed in: microcode_ctl-4:20191115-4.20210608.1.el8_2

redhatpatch availablevia redhat_api

Product: Red Hat Virtualization 4 for Red Hat Enterprise Linux 7Fixed in: redhat-virtualization-host-0:4.3.16-20210615.0.el7_9

redhatpatch availablevia redhat_api

Product: Red Hat Virtualization 4 for Red Hat Enterprise Linux 8Fixed in: redhat-virtualization-host-0:4.4.6-20210615.0.el8_4

Vendor Advisories (1)

redhatCVE-2020-24489Important

hw: vt-d related privilege escalation

References

lists.debian.org / debian-lts-announce/2021/07/msg00022.html

Mailing ListThird Party Advisory

debian.org / security/2021/dsa-4934

Third Party Advisory

intel.com / content/www/us/en/security-center/advisory/intel-sa-00442.html

Vendor Advisory