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Fencer Vulns
low 2.6

CVE-2024-32771 json

QTS, QuTS hero

published 2024-09-06 2 y ago modified 2026-06-17 4 mo ago also EUVD-2024-30557

cvss
2.6
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.2%
EPSS 0.2% chance of exploitation in 30 days, percentile 9%
public exploits
0
none known

Summary

An improper restriction of excessive authentication attempts vulnerability has been reported to affect several QNAP operating system versions. If exploited, the vulnerability could allow local network authenticated administrators to perform an arbitrary number of authentication attempts via unspecified vectors. QuTScloud is not affected.

We have already fixed the vulnerability in the following versions: QTS 5.2.0.2782 build 20240601 and later QuTS hero h5.2.0.2782 build 20240601 and later

Patch / fix

  • QNAP Systems Inc. QTS 4.5.x, 5.0.x, 5.2.0.2782 build 20240601
  • QNAP Systems Inc. QuTS hero h4.5.x, h5.0.x, h5.2.0.2782 build 20240601

CISA SSVC

Exploitation
none
Automatable
no
Technical impact
partial
Assessed
2 y ago

Exploit prediction

0.20% chance of exploitation in the next 30 days, higher than 9% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CNA 3.1 2.6 CVSS:3.1/AV:A/AC:H/PR:H/UI:N/S:C/C:L/I:N/A:N
NVD 3.1 2.4 CVSS:3.1/AV:A/AC:L/PR:H/UI:N/S:U/C:L/I:N/A:N

Affected products

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

Classification

Weakness
  • CWE-307 Improper Restriction of Excessive Authentication Attempts

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.