Is CVE-2024-21391 in the CISA KEV catalog?

No. CVE-2024-21391 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2024-21391?

CVE-2024-21391 has a CVSS v3 base score of 8.8 (HIGH).

What is the EPSS score for CVE-2024-21391?

CVE-2024-21391 has an EPSS score of 1.63% (73th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2024-21391?

Install KB5034774 for Windows 10. Fixes are available for 21 affected products.

CVE & CISA-KEV Catalog

CVE-2024-21391

HIGHEPSS 73th pctl

8.8

CVSS v3

NVD

Description

Microsoft WDAC OLE DB provider for SQL Server Remote Code Execution Vulnerability

CWE-197

How to fix

Remediation Available

Windows 10Windows

Install:KB5034774Microsoft

Windows 10 Version 1607Windows

Install:KB5034767Microsoft

Windows 10 Version 1809Windows

Install:KB5034768Microsoft

Windows 10 Version 21H2Windows

Install:KB5034763Microsoft

Windows 10 Version 22H2Windows

Install:KB5034763Microsoft

Windows 11 Version 22H2Windows

Install:KB5034765Microsoft

Windows 11 Version 23H2Windows

Install:KB5034765Microsoft

Windows 11 version 21H2Windows

Install:KB5034766Microsoft

Windows Server 2008Windows

Install:KB5034795Microsoft

Install:KB5034833Microsoft

Windows Server 2008 R2Windows

Install:KB5034831Microsoft

Install:KB5034809Microsoft

Windows Server 2012Windows

Install:KB5034830Microsoft

Windows Server 2012 (Server Core installation)Windows

Install:KB5034830Microsoft

Windows Server 2012 R2Windows

Install:KB5034819Microsoft

Windows Server 2012 R2 (Server Core installation)Windows

Install:KB5034819Microsoft

Windows Server 2016Windows

Install:KB5034767Microsoft

Windows Server 2016 (Server Core installation)Windows

Install:KB5034767Microsoft

Windows Server 2019Windows

Install:KB5034768Microsoft

Windows Server 2019 (Server Core installation)Windows

Install:KB5034768Microsoft

Windows Server 2022Windows

Install:KB5034770Microsoft

Windows Server 2022 (Server Core installation)Windows

Install:KB5034770Microsoft

Windows Server 2022, 23H2 Edition (Server Core installation)Windows

Install:KB5034769Microsoft

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredNone

User InteractionRequired

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

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

Exploit Intelligence

1.63%probability of exploitation in 30 days

73rdpercentile

Elevated risk: more likely to be exploited than 73% of all known CVEs.

References

Patch1

msrc.microsoft.com

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Markdown

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HTML

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2024-11-21.