Is CVE-2021-40472 in the CISA KEV catalog?

No. CVE-2021-40472 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2021-40472?

CVE-2021-40472 has a CVSS v3 base score of 5.5 (MEDIUM).

What is the EPSS score for CVE-2021-40472?

CVE-2021-40472 has an EPSS score of 0.71% (49th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2021-40472?

Install KB5002043 for Microsoft Excel 2013 RT Service Pack 1. Fixes are available for 8 affected products.

CVE & CISA-KEV Catalog

CVE-2021-40472

MEDIUM

5.5

CVSS v3

NVD

Description

Microsoft Excel Information Disclosure Vulnerability

How to fix

Remediation Available

Microsoft Excel 2013 RT Service Pack 1Microsoft

Install:KB5002043

Microsoft Excel 2013 Service Pack 1Microsoft

Install:KB5002043Microsoft

Microsoft Excel 2016Microsoft

Install:KB5002030Microsoft

Microsoft Office 2013 RT Service Pack 1Microsoft

Install:KB5001985

Microsoft Office 2013 Service Pack 1Microsoft

Install:KB5001985Microsoft

Microsoft Office 2016Microsoft

Install:KB5001982Microsoft

Microsoft Office Online ServerMicrosoft

Install:KB5002027Microsoft

Microsoft Office Web Apps Server 2013 Service Pack 1Microsoft

Install:KB5002036Microsoft

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 RequiredLow

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityNone

AvailabilityNone

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

Exploit Intelligence

0.71%probability of exploitation in 30 days

49thpercentile

Moderate risk: more likely to be exploited than 49% 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.