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CVE-2023-23371

16
FAUCET Score

CVE-2023-23371 describes a cleartext transmission of sensitive information vulnerability in QNAP QVPN Device Client. This flaw allows local, authenticated administrators to read sensitive data. Rated Medium severity with a CVSS score of 4.4, exploitation requires local access and high privileges, but could lead to a complete compromise of confidentiality. There is no evidence of active exploitation, public exploit code, or significant community discussion surrounding this vulnerability.

Impacted Technologies

VendorProductVersion(s)CPE
>= 2.2.0, < 2.2.0.0823CPE matchmatch criteria
cpe:2.3:a:qnap:qvpn:*:*:*:*:*:windows:*:*

CVSS Data

CVSS version used by this source: 3.1

5.2MEDIUM

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

Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
HIGH
User Interaction
REQUIRED
Scope
CHANGED
Confidentiality Impact
LOW
Integrity Impact
LOW
Availability Impact
LOW
Exploitability Score
1.1
Impact Score
3.7
CvssVersion
3.1

Exploit Intelligence

EPSS Score
0.11%
Probability of exploitation in next 30 days
EPSS Percentile
1.3%
Percentile rank of EPSS score among Peer Group
As of 2026-07-28
Model: v2026.06.15
This CVE's current EPSS score of 0.0011 is in the 19th percentile among its peer group of 3,720 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.0 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

qnap.com / en/security-advisory/qsa-23-39
Vendor Advisory