CVE-2025-30275

Qsync Central

Published Aug 29, 2025 CVSS 4.0 · 5.3 Medium EPSS < 1% KEV · Not listed
Description
A NULL pointer dereference vulnerability has been reported to affect Qsync Central. If a remote attacker gains a user account, they can then exploit the vulnerability to launch a denial-of-service (DoS) attack.

We have already fixed the vulnerability in the following version:
Qsync Central 4.5.0.7 ( 2025/04/23 ) and later

Remediation

Vendor Solution

We have already fixed the vulnerability in the following version: Qsync Central 4.5.0.7 ( 2025/04/23 ) and later

Tracking

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Advisories

Source ID Title
EUVD EUVD EUVD-2025-27789 A NULL pointer dereference vulnerability has been reported to affect Qsync Central. If a remote attacker gains a user account, they can then exploit the vulnerability to launch a denial-of-service (DoS) attack. We have already fixed the vulnerability in the following version: Qsync Central 4.5.0.7 ( 2025/04/23 ) and later
History
Type Values Removed Values Added
First Time appeared Qnap
Qnap qsync Central
CPEs cpe:2.3:a:qnap:qsync_central:*:*:*:*:*:*:*:*
Vendors & Products Qnap
Qnap qsync Central
Metrics cvssV3_1

{'score': 6.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H'}

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
Description A NULL pointer dereference vulnerability has been reported to affect Qsync Central. If a remote attacker gains a user account, they can then exploit the vulnerability to launch a denial-of-service (DoS) attack. We have already fixed the vulnerability in the following version: Qsync Central 4.5.0.7 ( 2025/04/23 ) and later
Title Qsync Central
Weaknesses CWE-476
References
Metrics cvssV4_0

{'score': 5.3, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
qnap
Published
Updated
Aug 29, 2025, 6:22 PM
Reserved
Mar 20, 2025, 2:53 AM
Status
Analyzed
Published
Aug 29, 2025, 6:15 PM
Modified
Oct 18, 2026, 9:10 PM