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
and later
QuTS hero h5.2.6.3195 build 20250715 and later
QuTS hero h5.3.0.3192 build 20250716 and later
Fixes

Solution

We have already fixed the vulnerability in the following versions: QTS 5.2.6.3195 build 20250715 and later and later QuTS hero h5.2.6.3195 build 20250715 and later QuTS hero h5.3.0.3192 build 20250716 and later


Workaround

No workaround given by the vendor.

History

Fri, 03 Oct 2025 21:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

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


Fri, 03 Oct 2025 18:30:00 +0000

Type Values Removed Values Added
Description 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 and later QuTS hero h5.2.6.3195 build 20250715 and later QuTS hero h5.3.0.3192 build 20250716 and later
Title QTS, QuTS hero
Weaknesses CWE-476
References
Metrics cvssV4_0

{'score': 5.1, 'vector': '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'}


cve-icon MITRE

Status: PUBLISHED

Assigner: qnap

Published:

Updated: 2025-10-03T20:46:02.157Z

Reserved: 2025-06-16T06:49:21.372Z

Link: CVE-2025-52432

cve-icon Vulnrichment

Updated: 2025-10-03T19:05:38.118Z

cve-icon NVD

Status : Received

Published: 2025-10-03T19:15:46.120

Modified: 2025-10-03T19:15:46.120

Link: CVE-2025-52432

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.