How severe is CVE-2024-21304?

CVE-2024-21304 has a CVSS 3.x base score of 4.1, rated medium severity. It is exploitable over local access with high attack complexity, requires high privileges and no user interaction. Impact on confidentiality is none, integrity high, and availability none.

Is CVE-2024-21304 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (38th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2024-21304?

CVE-2024-21304 primarily affects Microsoft Windows 10 1809. In total, 8 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2024-21304?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

Does CVE-2024-21304 have an EU (EUVD) identifier?

Yes. CVE-2024-21304 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-19017.

When was CVE-2024-21304 published?

CVE-2024-21304 was published on 2024-02-13 and last updated on 2026-06-17.

CVE-2024-21304

CVE-2024-21304 is a medium-severity vulnerability in Microsoft Windows 10 1809 with a CVSS 3.x base score of 4.1. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-20.

Key facts

Severity: Medium (CVSS 3.x base score 4.1)
EPSS exploit prediction: 0% (38th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2024-19017
Weakness: CWE-20
Affected product: Microsoft Windows 10 1809
Published: 2024-02-13
Last modified: 2026-06-17

Description

Trusted Compute Base Elevation of Privilege Vulnerability

Frequently asked questions

What is CVE-2024-21304?: Trusted Compute Base Elevation of Privilege Vulnerability
How severe is CVE-2024-21304?: CVE-2024-21304 has a CVSS 3.x base score of 4.1, rated medium severity. It is exploitable over local access with high attack complexity, requires high privileges and no user interaction. Impact on confidentiality is none, integrity high, and availability none.
Is CVE-2024-21304 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (38th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2024-21304?: CVE-2024-21304 primarily affects Microsoft Windows 10 1809. In total, 8 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2024-21304?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2024-21304 have an EU (EUVD) identifier?: Yes. CVE-2024-21304 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-19017.
When was CVE-2024-21304 published?: CVE-2024-21304 was published on 2024-02-13 and last updated on 2026-06-17.

References

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2024-21304

Affected products (8)

cpe:2.3:o:microsoft:windows_10_1809:*:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_10_21h2:*:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_10_22h2:*:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_11_21h2:*:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_11_22h2:*:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_11_23h2:*:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_server_2019:*:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_server_2022:*:*:*:*:*:*:*:*

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