Is CVE-2021-38650 in the CISA KEV catalog?

No. CVE-2021-38650 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2021-38650?

CVE-2021-38650 has a CVSS v3 base score of 7.6 (HIGH).

What is the EPSS score for CVE-2021-38650?

CVE-2021-38650 has an EPSS score of 1.42% (70th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2021-38650?

Install KB4484108 for Microsoft Office 2013 RT Service Pack 1. Fixes are available for 3 affected products.

CVE & CISA-KEV Catalog

CVE-2021-38650

HIGH

7.6

CVSS v3

NVD

Description

Microsoft Office Spoofing Vulnerability

How to fix

Remediation Available

Microsoft Office 2013 RT Service Pack 1Microsoft

Install:KB4484108

Microsoft Office 2013 Service Pack 1Microsoft

Install:KB4484108Microsoft

Microsoft Office 2016Microsoft

Install:KB4484103Microsoft

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 RequiredLow

User InteractionRequired

ScopeChanged

Impact

ConfidentialityHigh

IntegrityLow

AvailabilityNone

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

Exploit Intelligence

1.42%probability of exploitation in 30 days

70thpercentile

Moderate risk: more likely to be exploited than 70% 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.