Is CVE-2022-21968 in the CISA KEV catalog?

No. CVE-2022-21968 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2022-21968?

CVE-2022-21968 has a CVSS v3 base score of 4.3 (MEDIUM).

What is the EPSS score for CVE-2022-21968?

CVE-2022-21968 has an EPSS score of 2.13% (80th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2022-21968?

Install KB5002136 for Microsoft SharePoint Enterprise Server 2016. Fixes are available for 4 affected products.

CVE & CISA-KEV Catalog

CVE-2022-21968

MEDIUMEPSS 80th pctl

4.3

CVSS v3

NVD

Description

Microsoft SharePoint Server Security Feature Bypass Vulnerability

How to fix

Remediation Available

Microsoft SharePoint Enterprise Server 2016Microsoft

Install:KB5002136Microsoft

Microsoft SharePoint Foundation 2013 Service Pack 1Microsoft

Install:KB5002155Microsoft

Microsoft SharePoint Server 2019Microsoft

Install:KB5002135Microsoft

Microsoft SharePoint Server Subscription EditionMicrosoft

Install:KB5002145Microsoft

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 InteractionNone

ScopeUnchanged

Impact

ConfidentialityLow

IntegrityNone

AvailabilityNone

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

Exploit Intelligence

2.13%probability of exploitation in 30 days

80thpercentile

Elevated risk: more likely to be exploited than 80% of all known CVEs.

References

Other references1

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.