Is CVE-2023-23371 in the CISA KEV catalog?

No. CVE-2023-23371 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2023-23371?

CVE-2023-23371 has a CVSS v3 base score of 5.2 (MEDIUM).

What is the EPSS score for CVE-2023-23371?

CVE-2023-23371 has an EPSS score of 0.11% (1th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2023-23371?

Upgrade qvpn to 2.2.0.0823 or later.

CVE & CISA-KEV Catalog

CVE-2023-23371

MEDIUM

5.2

CVSS v3

NVD

Description

A cleartext transmission of sensitive information vulnerability has been reported to affect QVPN Device Client. If exploited, the vulnerability could allow local authenticated administrators to read sensitive data via unspecified vectors. We have already fixed the vulnerability in the following version: QVPN Windows 2.2.0.0823 and later

CWE-311 CWE-319

How to fix

Remediation Available

qvpnNVD

Affected:>= 2.2.0, < 2.2.0.0823Fixed in:2.2.0.0823CVE-2023-23371derived 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 VectorLocal

Attack ComplexityLow

Privileges RequiredHigh

User InteractionRequired

ScopeChanged

Impact

ConfidentialityLow

IntegrityLow

AvailabilityLow

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

Exploit Intelligence

0.11%probability of exploitation in 30 days

1stpercentile

Low risk: more likely to be exploited than 1% of all known CVEs.

References

Vendor Advisory1

qnap.com

Related Vulnerabilities

Other CWE-311 vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2026-27944	Critical	9.8	22%	-	Fix
CVE-2026-34486	High	7.5	16%	-	-
CVE-2019-11367	Critical	9.8	2.8%	-	Fix
CVE-2017-8221	High	7.5	2.7%	-	-
CVE-2016-10593	High	8.1	2.3%	-	-
CVE-2018-10698	Critical	9.8	2.3%	-	-

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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.