Home/CVE/A path traversal vulnerability has been reported to affect several QNAP operating system versions. If exploited, the vul
CVE

CVE-2023-51364

A path traversal vulnerability has been reported to affect several QNAP operating system versions. If exploited, the vul

A path traversal vulnerability has been reported to affect several QNAP operating system versions. If exploited, the vulnerability could allow users to read the contents of unexpected files and expose sensitive data via a network. We have already fixed the vulnerability in the following versions: QTS 5.1.4.2596 build 20231128 and later QTS 4.5.4.2627 build 20231225 and later QuTS hero h5.1.3.2578 build 20231110 and later QuTS hero h4.5.4.2626 build 20231225 and later QuTScloud c5.1.5.2651 and later.

HIGH · CVSS 8.7 EPSS 0.11092
Schedule remediation
  • EPSS ≥ 0.10 - elevated exploitation probability
  • EPSS percentile: top 6% of all CVEs by exploitation likelihood
  • CVSS base score ≥ 7.0
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-22Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')
▤

Affected Products & Versions

7
qnap qts>= 4.5.1 and < 4.5.4.2627
qnap qts>= 5.1.0 and < 5.1.4.2596
qnap qtsall versions
qnap quts hero>= h4.5.0 and < h4.5.4.2626
qnap quts hero>= h5.1.0 and < h5.1.3.2578
qnap quts heroall versions
qnap qutscloud>= c5.0.0.1919 and < c5.1.5.2651
▣

Scoring & Timeline

8.7
HIGH · CVSS v3.1 · security@qnapsecurity.com.tw
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD26 Apr 2024 · 03:15 PM
CVSS VectorCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:N/I:H/A:H
SSVC triage · cisa-vulnrichment
Exploitation
none
Automatable
no
Technical impact
partial
SSVC asks the questions that actually drive patch urgency: is it being exploited, can attacks be automated, and how total is the impact.
🔗

References & Sources

1
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://www.qnap.com/en/security-advisory/qsa-24-14Vendor Advisory
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