Is CVE-2021-22012 in the CISA KEV catalog?

No. CVE-2021-22012 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2021-22012?

CVE-2021-22012 has a CVSS v3 base score of 7.5 (HIGH).

What is the EPSS score for CVE-2021-22012?

CVE-2021-22012 has an EPSS score of 1.34% (68th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2021-22012?

Upgrade cloud foundation to 5.0 or later.

CVE & CISA-KEV Catalog

CVE-2021-22012

HIGH

7.5

CVSS v3

NVD

Description

The vCenter Server contains an information disclosure vulnerability due to an unauthenticated appliance management API. A malicious actor with network access to port 443 on vCenter Server may exploit this issue to gain access to sensitive information.

CWE-306Missing Authentication for Critical Function

How to fix

Remediation Available

cloud foundationNVD

Affected:>= 3.0, < 5.0Fixed in:5.0CVE-2021-22012derived from NVD

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 RequiredNone

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityNone

AvailabilityNone

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

Exploit Intelligence

1.34%probability of exploitation in 30 days

68thpercentile

Moderate risk: more likely to be exploited than 68% of all known CVEs.

References

Patch1

vmware.com

Related Vulnerabilities

Other CWE-306 (Missing Authentication for Critical Function) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2017-10271	High	7.5	100%	KEV + Ransom	-
CVE-2023-42793	Critical	9.8	100%	KEV + Ransom	Fix
CVE-2025-3248	Critical	9.8	100%	KEV	Fix
CVE-2022-1388	Critical	9.8	100%	KEV + Ransom	Fix
CVE-2021-37415	Critical	9.8	100%	KEV	-
CVE-2023-21839	High	7.5	100%	KEV	-

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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.