Is CVE-2021-40482 in the CISA KEV catalog?

No. CVE-2021-40482 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2021-40482?

CVE-2021-40482 has a CVSS v3 base score of 5.3 (MEDIUM).

What is the EPSS score for CVE-2021-40482?

CVE-2021-40482 has an EPSS score of 2.21% (80th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2021-40482?

Install KB5002028 for Microsoft SharePoint Server 2019.

CVE & CISA-KEV Catalog

CVE-2021-40482

MEDIUMEPSS 80th pctl

5.3

CVSS v3

NVD

Description

Microsoft SharePoint Server Information Disclosure Vulnerability

How to fix

Remediation Available

Microsoft SharePoint Server 2019Microsoft

Install:KB5002028Microsoft

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 ComplexityHigh

Privileges RequiredLow

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityNone

AvailabilityNone

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

Exploit Intelligence

2.21%probability of exploitation in 30 days

80thpercentile

Elevated risk: more likely to be exploited than 80% 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.