Is CVE-2021-38679 in the CISA KEV catalog?

No. CVE-2021-38679 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2021-38679?

CVE-2021-38679 has a CVSS v3 base score of 6.5 (MEDIUM).

What is the EPSS score for CVE-2021-38679?

CVE-2021-38679 has an EPSS score of 0.74% (50th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2021-38679?

Upgrade kazoo server to 4.11.22 or later.

CVE & CISA-KEV Catalog

CVE-2021-38679

MEDIUM

6.5

CVSS v3

NVD

Description

An improper authentication vulnerability has been reported to affect QNAP NAS running Kazoo Server. If exploited, this vulnerability allows attackers to compromise the security of the system. We have already fixed this vulnerability in the following versions of Kazoo Server: Kazoo Server 4.11.22 and later

CWE-287Improper Authentication

How to fix

Remediation Available

kazoo serverNVD

Affected:< 4.11.22Fixed in:4.11.22CVE-2021-38679derived 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

ConfidentialityLow

IntegrityLow

AvailabilityNone

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

Exploit Intelligence

0.74%probability of exploitation in 30 days

50thpercentile

Moderate risk: more likely to be exploited than 50% of all known CVEs.

References

Vendor Advisory1

qnap.com

Related Vulnerabilities

Other CWE-287 (Improper Authentication) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2023-35082	Critical	9.8	100%	KEV + Ransom	Fix
CVE-2023-35078	Critical	9.8	100%	KEV + Ransom	Fix
CVE-2017-7921	Critical	9.8	100%	KEV	-
CVE-2024-7593	Critical	9.8	100%	KEV	-
CVE-2023-46805	High	8.2	100%	KEV + Ransom	-
CVE-2022-40684	Critical	9.8	100%	KEV + Ransom	Fix

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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.