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Fencer Vulns
high 8.0

CVE-2023-47564 json

Qsync Central

published 2024-02-02 2 y ago modified 2026-06-17 4 mo ago also EUVD-2023-51675

cvss
8.0
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
1.0%
EPSS 1.0% chance of exploitation in 30 days, percentile 63%
public exploits
0
none known

Summary

An incorrect permission assignment for critical resource vulnerability has been reported to affect Qsync Central. If exploited, the vulnerability could allow authenticated users to read or modify the resource via a network.

We have already fixed the vulnerability in the following versions: Qsync Central 4.4.0.15 ( 2024/01/04 ) and later Qsync Central 4.3.0.11 ( 2024/01/11 ) and later

Patch / fix

  • QNAP Systems Inc. Qsync Central 4.3.0.11 ( 2024/01/11 ), 4.4.0.15 ( 2024/01/04 )
  • qnap qsync_central 4.3.0.11, 4.4.0.15

CISA SSVC

Exploitation
none
Automatable
no
Technical impact
total
Assessed
2 y ago

Exploit prediction

1.01% chance of exploitation in the next 30 days, higher than 63% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CNA 3.1 8.0 CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H
NVD 3.1 8.1 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N

Affected products

  • QNAP Systems Inc. Qsync Central
  • qnap qsync_central

Classification

Weakness
  • CWE-732 Incorrect Permission Assignment for Critical Resource

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.