CVE-2025-54149
Analyzed
Analyzed - Analysis Complete
Uncontrolled Resource Consumption in Qsync Central Enables DoS Attack
Publication date: 2026-02-11
Last updated on: 2026-02-12
Assigner: QNAP Systems, Inc.
Description
Description
An uncontrolled resource consumption vulnerability has been reported to affect Qsync Central. If a local 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 5.0.0.4 ( 2026/01/20 ) and later
CVSS Scores
EPSS Scores
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Meta Information
Affected Vendors & Products
| Vendor | Product | Version / Range |
|---|---|---|
| qnap | qsync_central | From 5.0.0.0 (inc) to 5.0.0.4 (exc) |
Helpful Resources
Exploitability
CWE
KEV
| CWE ID | Description |
|---|---|
| CWE-789 | The product allocates memory based on an untrusted, large size value, but it does not ensure that the size is within expected limits, allowing arbitrary amounts of memory to be allocated. |
| CWE-400 | The product does not properly control the allocation and maintenance of a limited resource. |
| CWE-770 | The product allocates a reusable resource or group of resources on behalf of an actor without imposing any intended restrictions on the size or number of resources that can be allocated. |
