CVE-2023-23371
QVPN Device Client
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
Attack profile
How easy it is to exploit
- Attack vector
- Local
- Complexity
- Low
- Privileges needed
- High
- User interaction
- Required
What an attacker can affect
- Confidentiality
- Low
- Integrity
- Low
- Availability
- Low
Exploit likelihood
What each source reports
CVE List Score used
QVPN Device Client
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
- Record
CVE-2023-23371- CVSS 3.1
- 5.2 Medium
CVSS:3.1/AV:L/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:L - Weakness
- CWE-311, CWE-319
- Updated
- 2026-11-02
EUVDEUVD-2023-27471
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
- Record
EUVD-2023-27471- CVSS 3.1
- 5.2 Medium
CVSS:3.1/AV:L/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:L - Updated
- 2026-11-03
GitHub AdvisoriesGHSA-599f-8pqx-ww6q
A cleartext transmission of sensitive information vulnerability has been reported to affect QVPN...
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
- Record
GHSA-599f-8pqx-ww6q- CVSS 3.1
- 5.2 Medium
CVSS:3.1/AV:L/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:L - Weakness
- CWE-311, CWE-319
- Updated
- 2026-11-02
NVD
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
- Record
CVE-2023-23371- CVSS 3.1
- 5.2 Medium
CVSS:3.1/AV:L/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:L - CVSS 3.1
- 4.4 Medium
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N - Weakness
- CWE-311, CWE-319
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases, published | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2023-23371 is a medium vulnerability (CVSS 5.2) in Qnap Qvpn, published October 6, 2023. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.11%, the 1st percentile. No source names a fixed version.