Is CVE-2021-40462 in the CISA KEV catalog?

No. CVE-2021-40462 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2021-40462?

CVE-2021-40462 has a CVSS v3 base score of 7.8 (HIGH).

What is the EPSS score for CVE-2021-40462?

CVE-2021-40462 has an EPSS score of 2.38% (82th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2021-40462?

Install KB5006672 for Windows 10 Version 1809. Fixes are available for 12 affected products.

CVE & CISA-KEV Catalog

CVE-2021-40462

HIGHEPSS 82th pctl

7.8

CVSS v3

NVD

Description

Windows Media Foundation Dolby Digital Atmos Decoders Remote Code Execution Vulnerability

How to fix

Remediation Available

Windows 10 Version 1809Windows

Install:KB5006672Microsoft

Windows 10 Version 1909Windows

Install:KB5006667Microsoft

Windows 10 Version 2004Windows

Install:KB5006670Microsoft

Windows 10 Version 20H2Windows

Install:KB5006670Microsoft

Windows 10 Version 21H1Windows

Install:KB5006670Microsoft

Windows 11 version 21H2Windows

Install:KB5006674Microsoft

Windows Server 2019Windows

Install:KB5006672Microsoft

Windows Server 2019 (Server Core installation)Windows

Install:KB5006672Microsoft

Windows Server 2022Windows

Install:KB5006699Microsoft

Windows Server 2022 (Server Core installation)Windows

Install:KB5006699Microsoft

Windows Server, version 2004 (Server Core installation)Windows

Install:KB5006670Microsoft

Windows Server, version 20H2 (Server Core Installation)Windows

Install:KB5006670Microsoft

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 VectorLocal

Attack ComplexityLow

Privileges RequiredNone

User InteractionRequired

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

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

Exploit Intelligence

2.38%probability of exploitation in 30 days

82ndpercentile

Elevated risk: more likely to be exploited than 82% of all known CVEs.

References

Patch1

portal.msrc.microsoft.com

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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.