CVE-2025-52853
QNAP · published 2025-10-03
Source record Collected from the National Vulnerability Database (NVD)
Description
Description by QNAP Systems, Inc. via the CVE Program.
A NULL pointer dereference vulnerability has been reported to affect several QNAP operating system versions. If a remote attacker gains an administrator account, they can then exploit the vulnerability to launch a denial-of-service (DoS) attack. We have already fixed the vulnerability in the following versions: QTS 5.2.6.3195 build 20250715 and later QuTS hero h5.2.6.3195 build 20250715 and later
Status at the source
- NVD status: Analyzed
Affected products, as the source lists them
| Vendor | Product | Versions |
|---|---|---|
| QNAP Systems Inc. | QTS | 5.2.x – before 5.2.6.3195 build 20250715: affected |
| QNAP Systems Inc. | QuTS hero | h5.2.x – before h5.2.6.3195 build 20250715: affected |
Products named in NVD's CPE match criteria (2)
cpe:2.3:o:qnap:qts:5.2.0.2737:build_20240417:*:*:*:*:*:*cpe:2.3:o:qnap:quts_hero:h5.2.0.2737:build_20240417:*:*:*:*:*:*
DeSpy has not checked any unit, hardware revision or firmware. A product missing here is not a statement that it is unaffected.
Scores, as their sources published them
- CVSS 4.0: 5.1 MEDIUM — as published by QNAP Systems, Inc. (Secondary)
CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X - CVSS 3.1: 4.9 MEDIUM — as published by NIST (Primary)
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H - SSVC — CISA's assessment (SSVC 2.0.3, CISA Coordinator): Exploitation: none · Automatable: no · Technical impact: partial
DeSpy does not score records. These are the sources' own values.
Weaknesses
Sources
References the source lists
Source dates: published 2025-10-03, last changed 2026-06-17. DeSpy's copy of this version is dated 2026-09-28.
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