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Fencer Vulns
high 8.8

CVE-2023-23362 json

QTS, QuTS hero, QuTScloud

published 2023-09-22 3 y ago modified 2026-06-17 4 mo ago also EUVD-2023-27462

cvss
8.8
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
1.6%
EPSS 1.6% chance of exploitation in 30 days, percentile 75%
public exploits
0
none known

Summary

An OS command injection vulnerability has been reported to affect QNAP operating systems. If exploited, the vulnerability allows remote authenticated users to execute commands via susceptible QNAP devices.

We have already fixed the vulnerability in the following versions: QTS 5.0.1.2376 build 20230421 and later QTS 4.5.4.2374 build 20230416 and later QuTS hero h5.0.1.2376 build 20230421 and later QuTS hero h4.5.4.2374 build 20230417 and later QuTScloud c5.0.1.2374 and later

Patch / fix

  • QNAP Systems Inc. QTS 4.5.4.2374 build 20230416, 5.0.1.2376 build 20230421
  • QNAP Systems Inc. QuTS hero h4.5.4.2374 build 20230417, h5.0.1.2376 build 20230421
  • QNAP Systems Inc. QuTScloud c5.0.1.2374

CISA SSVC

Exploitation
none
Automatable
no
Technical impact
total
Assessed
2 y ago

Exploit prediction

1.60% chance of exploitation in the next 30 days, higher than 75% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CNA 3.1 8.8 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
NVD 3.1 8.8 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Affected products

  • QNAP Systems Inc. QTS
  • QNAP Systems Inc. QuTS hero
  • QNAP Systems Inc. QuTScloud

Classification

Weakness
  • CWE-78 Improper Neutralization of Special Elements used in an OS Command

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.