Is CVE-2021-41361 in the CISA KEV catalog?

No. CVE-2021-41361 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2021-41361?

CVE-2021-41361 has a CVSS v3 base score of 5.4 (MEDIUM).

What is the EPSS score for CVE-2021-41361?

CVE-2021-41361 has an EPSS score of 0.90% (55th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2021-41361?

Install KB5006669 for Windows Server 2016. Fixes are available for 8 affected products.

CVE & CISA-KEV Catalog

CVE-2021-41361

MEDIUM

5.4

CVSS v3

NVD

Description

Active Directory Federation Server Spoofing Vulnerability

How to fix

Remediation Available

Windows Server 2016Windows

Install:KB5006669Microsoft

Windows Server 2016 (Server Core installation)Windows

Install:KB5006669Microsoft

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 VectorNetwork

Attack ComplexityLow

Privileges RequiredLow

User InteractionRequired

ScopeChanged

Impact

ConfidentialityLow

IntegrityLow

AvailabilityNone

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

Exploit Intelligence

0.90%probability of exploitation in 30 days

55thpercentile

Moderate risk: more likely to be exploited than 55% 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.