Is CVE-2021-38553 in the CISA KEV catalog?

No. CVE-2021-38553 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2021-38553?

CVE-2021-38553 has a CVSS v3 base score of 4.4 (MEDIUM).

What is the EPSS score for CVE-2021-38553?

CVE-2021-38553 has an EPSS score of 0.27% (19th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2021-38553?

Upgrade Hashicorp Vault to 1.8.0 or later.

CVE & CISA-KEV Catalog

CVE-2021-38553

MEDIUM

4.4

CVSS v3

NVD

Description

HashiCorp Vault and Vault Enterprise 1.4.0 through 1.7.3 initialized an underlying database file associated with the Integrated Storage feature with excessively broad filesystem permissions. Fixed in Vault and Vault Enterprise 1.8.0.

CWE-281

How to fix

Remediation Available

Hashicorp VaultWindows application

Affected:1.4.0 1.8.0Fixed in:1.8.0HashiCorp, Inc.

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 VectorLocal

Attack ComplexityLow

Privileges RequiredHigh

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityNone

IntegrityNone

AvailabilityHigh

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

Exploit Intelligence

0.27%probability of exploitation in 30 days

19thpercentile

Low risk: more likely to be exploited than 19% of all known CVEs.

References

Vendor Advisory1

discuss.hashicorp.com

Third-Party Advisory1

security.gentoo.org

Related Vulnerabilities

Other CWE-281 vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2017-8543	Critical	9.8	74%	KEV	-
CVE-2019-0233	High	7.5	69%	-	-
CVE-2017-8589	Critical	9.8	26%	-	-
CVE-2021-33990	Critical	9.8	12%	-	-
CVE-2017-8563	High	8.1	7.2%	-	-
CVE-2017-8578	High	7.8	6.5%	-	-

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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.