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TI-2023-28022 Aliases CVE-2023-51364GHSA-pvq7-259f-j6f4

Path traversal in QNAP QTS

Priority HIGH 65CWE-22Published · Updated

Key facts

Attack vector
Network
Privileges required
None
User interaction
None
Attack complexity
High
Impact type
—
Confidentiality · integrity · availability
None · High · High
Fix status
Fixed

Attack profile from CVSS 3.1 · CNA. Fix status from CNA.

Summary

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

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.39663 98th percentileScored 2026-11-07
Fix Fixed QTS (QNAP Systems Inc.): 5.1.4.2596 build 20231128, 4.5.4.2627 build 20231225QuTS hero (QNAP Systems Inc.): h5.1.3.2578 build 20231110, h4.5.4.2626 build 20231225+1 more product

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
None
Automatable
No
Technical impact
Partial

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

VendorProductAffected versionsFixed inStatusSource
QNAPQTS5.1.x to before 5.1.4.2596 build 20231128; 4.5.x to before 4.5.4.2627 build 202312255.1.4.2596 build 20231128, 4.5.4.2627 build 20231225Patch availableCNA
QNAPQuTS heroh5.1.x to before h5.1.3.2578 build 20231110; h4.5.x to before h4.5.4.2626 build 20231225h5.1.3.2578 build 20231110, h4.5.4.2626 build 20231225Patch availableCNA
QNAPQuTScloudc5.x.x to before c5.1.5.2651c5.1.5.2651Patch availableCNA
  • QTS VendorQNAP Affected 5.1.x to before 5.1.4.2596 build 20231128; 4.5.x to before 4.5.4.2627 build 20231225 Fixed in 5.1.4.2596 build 20231128, 4.5.4.2627 build 20231225 Patch available CNA
  • QuTS hero VendorQNAP Affected h5.1.x to before h5.1.3.2578 build 20231110; h4.5.x to before h4.5.4.2626 build 20231225 Fixed in h5.1.3.2578 build 20231110, h4.5.4.2626 build 20231225 Patch available CNA
  • QuTScloud VendorQNAP Affected c5.x.x to before c5.1.5.2651 Fixed in c5.1.5.2651 Patch available CNA

CPE configurations NVD · 7

CPEVersionsRoleVendor
cpe:2.3:o:qnap:qts:*:*:*:*:*:*:*:*4.5.1 to before 4.5.4.2627; 5.1.0 to before 5.1.4.2596VulnerableQNAP
cpe:2.3:o:qnap:qts:4.5.4.2627:-:*:*:*:*:*:*4.5.4.2627VulnerableQNAP
cpe:2.3:o:qnap:qts:5.1.4.2596:-:*:*:*:*:*:*5.1.4.2596VulnerableQNAP
cpe:2.3:o:qnap:quts_hero:*:*:*:*:*:*:*:*h4.5.0 to before h4.5.4.2626; h5.1.0 to before h5.1.3.2578VulnerableQNAP
cpe:2.3:o:qnap:quts_hero:h4.5.4.2626:-:*:*:*:*:*:*h4.5.4.2626VulnerableQNAP
cpe:2.3:o:qnap:quts_hero:h5.1.3.2578:-:*:*:*:*:*:*h5.1.3.2578VulnerableQNAP
cpe:2.3:o:qnap:qutscloud:*:*:*:*:*:*:*:*c5.0.0.1919 to before c5.1.5.2651VulnerableQNAP
  • cpe:2.3:o:qnap:qts:*:*:*:*:*:*:*:* Versions 4.5.1 to before 4.5.4.2627; 5.1.0 to before 5.1.4.2596 Vulnerable ·QNAP
  • cpe:2.3:o:qnap:qts:4.5.4.2627:-:*:*:*:*:*:* Versions 4.5.4.2627 Vulnerable ·QNAP
  • cpe:2.3:o:qnap:qts:5.1.4.2596:-:*:*:*:*:*:* Versions 5.1.4.2596 Vulnerable ·QNAP
  • cpe:2.3:o:qnap:quts_hero:*:*:*:*:*:*:*:* Versions h4.5.0 to before h4.5.4.2626; h5.1.0 to before h5.1.3.2578 Vulnerable ·QNAP
  • cpe:2.3:o:qnap:quts_hero:h4.5.4.2626:-:*:*:*:*:*:* Versions h4.5.4.2626 Vulnerable ·QNAP
  • cpe:2.3:o:qnap:quts_hero:h5.1.3.2578:-:*:*:*:*:*:* Versions h5.1.3.2578 Vulnerable ·QNAP
  • cpe:2.3:o:qnap:qutscloud:*:*:*:*:*:*:*:* Versions c5.0.0.1919 to before c5.1.5.2651 Vulnerable ·QNAP

Remediation

  • Fix · CNA QTS (QNAP Systems Inc.) Fixed in 5.1.4.2596 build 20231128, 4.5.4.2627 build 20231225
  • Fix · CNA QuTS hero (QNAP Systems Inc.) Fixed in h5.1.3.2578 build 20231110, h4.5.4.2626 build 20231225
  • Fix · CNA QuTScloud (QNAP Systems Inc.) Fixed in c5.1.5.2651

Fixed in the same release

Records fixed by the same vendor advisory or release, as the CNA lists them.

  • Release ·

    QNAP Systems QuTScloud c5.1.5.2651

    5 records Highest priority Priority HIGH 1 HIGH, 2 MEDIUM, 2 LOW

    Other records, highest priority first

    Show all 5 records →
  • Release ·

    QNAP Systems QuTS hero h4.5.4.2626 build 20231225, h5.1.3.2578 build 20231110

    4 records Highest priority Priority HIGH 1 HIGH, 2 MEDIUM, 1 LOW

    Other records, highest priority first

    Show all 4 records →
Show 1 more group
  • Release ·

    QNAP Systems QTS 4.5.4.2627 build 20231225, 5.1.4.2596 build 20231128

    2 records Highest priority Priority HIGH 1 HIGH, 1 MEDIUM

    Other records, highest priority first

    Show all 2 records →

Timeline

  1. 2026-10-02 Threatist record created from CVE-2023-51364
  2. 2026-10-03 Alias added: GHSA-pvq7-259f-j6f4

References

Advisory 1

  • TI-2020-02221 Command Injection Vulnerability in QTS and QuTS hero KEVCVSS 3.1CRITICAL 9.8
  • TI-2019-05101 Improper input validation in QNAP NAS devices KEVCVSS 3.1CRITICAL 9.8
  • TI-2018-14137 Improper input validation in QNAP QTS KEVCVSS 3.1CRITICAL 9.8
  • TI-2014-05975 GNU Bash through 4.3 bash43-025 processes trailing strings after certain malformed… KEVCVSS 3.1CRITICAL 9.8
  • TI-2014-05157 GNU Bash through 4.3 processes trailing strings after function definitions in the values… KEVCVSS 3.1CRITICAL 9.8
  • TI-2018-14131 Cross-site scripting in QNAP QTS KEVCVSS 3.1HIGH 8.0
See all 282 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences