CVE-2023-50358
CVE-2023-50358 is a medium-severity vulnerability in Qnap Qts with a CVSS 3.x base score of 5.8. Its EPSS exploit-prediction score of 13% places it in the 96th percentile, indicating an elevated likelihood of exploitation. The underlying weakness is classified as CWE-78.
Key facts
- Severity: Medium (CVSS 3.x base score 5.8)
- EPSS exploit prediction: 13% (96th percentile)
- Actively exploited: Not listed in CISA KEV
- EU (EUVD) id: EUVD-2023-55159
- Weakness: CWE-78
- Affected product: Qnap Qts
- Published:
- Last modified:
Description
An OS command injection vulnerability has been reported to affect several QNAP operating system versions. If exploited, the vulnerability could allow users 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 QTS 4.3.6.2665 build 20240131 and later QTS 4.3.4.2675 build 20240131 and later QTS 4.3.3.2644 build 20240131 and later QTS 4.2.6 build 20240131 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-2023-50358?
- An OS command injection vulnerability has been reported to affect several QNAP operating system versions. If exploited, the vulnerability could allow users 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 QTS 4.3.6.2665 build 20240131 and later QTS 4.3.4.2675 build 20240131 and later QTS 4.3.3.2644 build 20240131 and later QTS 4.2.6 build 20240131 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-2023-50358?
- CVE-2023-50358 has a CVSS 3.x base score of 5.8, rated medium severity. It is exploitable over an adjacent network with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability low.
- Is CVE-2023-50358 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 13% (96th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2023-50358?
- CVE-2023-50358 primarily affects Qnap Qts. In total, 23 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
- How do I fix CVE-2023-50358?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
- Does CVE-2023-50358 have an EU (EUVD) identifier?
- Yes. CVE-2023-50358 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2023-55159.
- When was CVE-2023-50358 published?
- CVE-2023-50358 was published on 2024-02-13 and last updated on 2026-06-17.
References
- https://unit42.paloaltonetworks.com/qnap-qts-firmware-cve-2023-50358/
- https://www.bsi.bund.de/SharedDocs/Cybersicherheitswarnungen/DE/2024/2024-213941-1032
- https://www.qnap.com/en/security-advisory/qsa-23-57
Affected products (23)
- cpe:2.3:o:qnap:qts:*:*:*:*:*:*:*:*
- cpe:2.3:o:qnap:qts:4.2.6:-:*:*:*:*:*:*
- cpe:2.3:o:qnap:qts:4.2.6:build_20170517:*:*:*:*:*:*
- cpe:2.3:o:qnap:qts:4.2.6:build_20190322:*:*:*:*:*:*
- cpe:2.3:o:qnap:qts:4.2.6:build_20190730:*:*:*:*:*:*
- cpe:2.3:o:qnap:qts:4.2.6:build_20190921:*:*:*:*:*:*
- cpe:2.3:o:qnap:qts:4.2.6:build_20191107:*:*:*:*:*:*
- cpe:2.3:o:qnap:qts:4.2.6:build_20200109:*:*:*:*:*:*
- cpe:2.3:o:qnap:qts:4.2.6:build_20200421:*:*:*:*:*:*
- cpe:2.3:o:qnap:qts:4.2.6:build_20200611:*:*:*:*:*:*
- cpe:2.3:o:qnap:qts:4.2.6:build_20200821:*:*:*:*:*:*
- cpe:2.3:o:qnap:qts:4.2.6:build_20210327:*:*:*:*:*:*
- cpe:2.3:o:qnap:qts:4.2.6:build_20211215:*:*:*:*:*:*
- cpe:2.3:o:qnap:qts:4.2.6:build_20220304:*:*:*:*:*:*
- cpe:2.3:o:qnap:qts:4.2.6:build_20220623:*:*:*:*:*:*
- cpe:2.3:o:qnap:qts:4.2.6:build_20221028:*:*:*:*:*:*
- cpe:2.3:o:qnap:qts:4.2.6:build_20230621:*:*:*:*:*:*
- cpe:2.3:o:qnap:qts:4.5.4.2627:-:*:*:*:*:*:*
- cpe:2.3:o:qnap:qts:5.1.5.2645:-:*:*:*:*:*:*
- cpe:2.3:o:qnap:quts_hero:*:*:*:*:*:*:*:*
- cpe:2.3:o:qnap:quts_hero:h4.5.4.2626:-:*:*:*:*:*:*
- cpe:2.3:o:qnap:quts_hero:h5.1.5.2647:-:*:*:*:*:*:*
- cpe:2.3:o:qnap:qutscloud:*:*:*:*:*:*:*:*
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