How severe is CVE-2023-47567?

CVE-2023-47567 has a CVSS 3.x base score of 4.7, rated medium severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability low.

Is CVE-2023-47567 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (62nd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-47567?

CVE-2023-47567 primarily affects Qnap Qts. In total, 47 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2023-47567?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

Does CVE-2023-47567 have an EU (EUVD) identifier?

Yes. CVE-2023-47567 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2023-51678.

When was CVE-2023-47567 published?

CVE-2023-47567 was published on 2024-02-02 and last updated on 2026-06-17.

CVE-2023-47567

CVE-2023-47567 is a medium-severity vulnerability in Qnap Qts with a CVSS 3.x base score of 4.7. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-78.

Key facts

Severity: Medium (CVSS 3.x base score 4.7)
EPSS exploit prediction: 1% (62nd percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2023-51678
Weakness: CWE-78
Affected product: Qnap Qts
Published: 2024-02-02
Last modified: 2026-06-17

Description

An OS command injection vulnerability has been reported to affect several QNAP operating system versions. If exploited, the vulnerability could allow authenticated administrators to execute commands via a network. We have already fixed the vulnerability in the following versions: QTS 5.1.5.2645 build 20240116 and later QTS 4.5.4.2627 build 20231225 and later QuTS hero h5.1.5.2647 build 20240118 and later QuTS hero h4.5.4.2626 build 20231225 and later QuTScloud c5.1.5.2651 and later

Frequently asked questions

What is CVE-2023-47567?: An OS command injection vulnerability has been reported to affect several QNAP operating system versions. If exploited, the vulnerability could allow authenticated administrators to execute commands via a network. We have already fixed the vulnerability in the following versions: QTS 5.1.5.2645 build 20240116 and later QTS 4.5.4.2627 build 20231225 and later QuTS hero h5.1.5.2647 build 20240118 and later QuTS hero h4.5.4.2626 build 20231225 and later QuTScloud c5.1.5.2651 and later
How severe is CVE-2023-47567?: CVE-2023-47567 has a CVSS 3.x base score of 4.7, rated medium severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability low.
Is CVE-2023-47567 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (62nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-47567?: CVE-2023-47567 primarily affects Qnap Qts. In total, 47 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2023-47567?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2023-47567 have an EU (EUVD) identifier?: Yes. CVE-2023-47567 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2023-51678.
When was CVE-2023-47567 published?: CVE-2023-47567 was published on 2024-02-02 and last updated on 2026-06-17.

References

https://www.qnap.com/en/security-advisory/qsa-24-05

Affected products (47)

cpe:2.3:o:qnap:qts:4.5.4.1715:build_20210630:*:*:*:*:*:*
cpe:2.3:o:qnap:qts:4.5.4.1723:build_20210708:*:*:*:*:*:*
cpe:2.3:o:qnap:qts:4.5.4.1741:build_20210726:*:*:*:*:*:*
cpe:2.3:o:qnap:qts:4.5.4.1787:build_20210910:*:*:*:*:*:*
cpe:2.3:o:qnap:qts:4.5.4.1800:build_20210923:*:*:*:*:*:*
cpe:2.3:o:qnap:qts:4.5.4.1892:build_20211223:*:*:*:*:*:*
cpe:2.3:o:qnap:qts:4.5.4.1931:build_20220128:*:*:*:*:*:*
cpe:2.3:o:qnap:qts:4.5.4.2012:build_20220419:*:*:*:*:*:*
cpe:2.3:o:qnap:qts:4.5.4.2117:build_20220802:*:*:*:*:*:*
cpe:2.3:o:qnap:qts:4.5.4.2280:build_20230112:*:*:*:*:*:*
cpe:2.3:o:qnap:qts:4.5.4.2374:build_20230416:*:*:*:*:*:*
cpe:2.3:o:qnap:qts:4.5.4.2627:-:*:*:*:*:*:*
cpe:2.3:o:qnap:qts:5.1.0.2348:build_20230325:*:*:*:*:*:*
cpe:2.3:o:qnap:qts:5.1.0.2399:build_20230515:*:*:*:*:*:*
cpe:2.3:o:qnap:qts:5.1.0.2418:build_20230603:*:*:*:*:*:*
cpe:2.3:o:qnap:qts:5.1.0.2444:build_20230629:*:*:*:*:*:*
cpe:2.3:o:qnap:qts:5.1.0.2466:build_20230721:*:*:*:*:*:*
cpe:2.3:o:qnap:qts:5.1.1.2491:build_20230815:*:*:*:*:*:*
cpe:2.3:o:qnap:qts:5.1.2.2533:build_20230926:*:*:*:*:*:*
cpe:2.3:o:qnap:qts:5.1.3.2578:build_20231110:*:*:*:*:*:*
cpe:2.3:o:qnap:qts:5.1.4.2596:build_20231128:*:*:*:*:*:*
cpe:2.3:o:qnap:qts:5.1.5.2645:-:*:*:*:*:*:*
cpe:2.3:o:qnap:quts_hero:h4.5.4.1771:build_20210825:*:*:*:*:*:*
cpe:2.3:o:qnap:quts_hero:h4.5.4.1800:build_20210923:*:*:*:*:*:*
cpe:2.3:o:qnap:quts_hero:h4.5.4.1813:build_20211006:*:*:*:*:*:*
cpe:2.3:o:qnap:quts_hero:h4.5.4.1848:build_20211109:*:*:*:*:*:*
cpe:2.3:o:qnap:quts_hero:h4.5.4.1892:build_20211223:*:*:*:*:*:*
cpe:2.3:o:qnap:quts_hero:h4.5.4.1951:build_20220218:*:*:*:*:*:*
cpe:2.3:o:qnap:quts_hero:h4.5.4.1971:build_20220310:*:*:*:*:*:*
cpe:2.3:o:qnap:quts_hero:h4.5.4.1991:build_20220330:*:*:*:*:*:*
cpe:2.3:o:qnap:quts_hero:h4.5.4.2052:build_20220530:*:*:*:*:*:*
cpe:2.3:o:qnap:quts_hero:h4.5.4.2138:build_20220824:*:*:*:*:*:*
cpe:2.3:o:qnap:quts_hero:h4.5.4.2217:build_20221111:*:*:*:*:*:*
cpe:2.3:o:qnap:quts_hero:h4.5.4.2272:build_20230105:*:*:*:*:*:*
cpe:2.3:o:qnap:quts_hero:h4.5.4.2374:build_20230417:*:*:*:*:*:*
cpe:2.3:o:qnap:quts_hero:h4.5.4.2476:build_20230728:*:*:*:*:*:*
cpe:2.3:o:qnap:quts_hero:h4.5.4.2626:-:*:*:*:*:*:*
cpe:2.3:o:qnap:quts_hero:h5.1.0.2409:build_20230525:*:*:*:*:*:*
cpe:2.3:o:qnap:quts_hero:h5.1.0.2424:build_20230609:*:*:*:*:*:*
cpe:2.3:o:qnap:quts_hero:h5.1.0.2453:build_20230708:*:*:*:*:*:*

More vulnerabilities in Qnap Qts

CVE-2024-32766 — Critical (CVSS 10.0): An OS command injection vulnerability has been reported to affect several QNAP operating system versions. If exploited,…
CVE-2017-7876 — Critical (CVSS 10.0): This command injection vulnerability in QTS allows attackers to run arbitrary commands in the compromised application.…
CVE-2025-66276 — Critical (CVSS 9.8): QuTS hero is not affected. We have already fixed the vulnerability in the following version: QTS 5.2.7.3256 build…
CVE-2025-66277 — Critical (CVSS 9.8): A link following vulnerability has been reported to affect several QNAP operating system versions. The remote attackers…
CVE-2025-62849 — Critical (CVSS 9.8): An SQL injection vulnerability has been reported to affect several QNAP operating system versions. The remote attackers…
CVE-2025-59385 — Critical (CVSS 9.8): An authentication bypass by spoofing vulnerability has been reported to affect several QNAP operating system versions.…

All CVEs affecting Qnap Qts →

Other CWE-78 (OS Command Injection) vulnerabilities

CVE-2026-56004 — Critical (CVSS 10.0): A shellcode injection in the mercurial handler of the obs tar_scm source service before version 0.12.4 could be used by…
CVE-2026-56415 — Critical (CVSS 10.0): Storage Concentrator (SC & SCVM) contains a command injection vulnerability within the debug.pl script that is…
CVE-2026-56413 — Critical (CVSS 10.0): Storage Concentrator (SC & SCVM) contains a command injection vulnerability in the ms_service.pl service, which listens…
CVE-2026-49869 — Critical (CVSS 10.0): Kestra is an open-source, event-driven orchestration platform. Prior to 1.0.45 and 1.3.21, AuthenticationFilter in…
CVE-2026-49261 — Critical (CVSS 10.0): MariaDB server is a community developed fork of MySQL server. Versions 10.6.1 through 10.6.26, 10.11.1 through…
CVE-2026-10520 — Critical (CVSS 10.0): An OS Command Injection vulnerability in Ivanti Sentry before the R10.5.2, R10.6.2 and R10.7.1 versions allows a…

Browse all CWE-78 (OS Command Injection) vulnerabilities →