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
History

Mon, 06 Oct 2025 14:45:00 +0000

Type Values Removed Values Added
First Time appeared Qnap
Qnap qts
Qnap quts Hero
Vendors & Products Qnap
Qnap qts
Qnap quts Hero

Fri, 03 Oct 2025 20:15:00 +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 QuTS hero h5.2.6.3195 build 20250715 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: 2025-10-03T18:12:09.818Z

Updated: 2025-10-03T19:11:24.029Z

Reserved: 2025-06-20T05:51:57.033Z

Link: CVE-2025-52858

cve-icon Vulnrichment

Updated: 2025-10-03T19:04:24.576Z

cve-icon NVD

Status : Awaiting Analysis

Published: 2025-10-03T19:15:47.620

Modified: 2025-10-06T14:56:47.823

Link: CVE-2025-52858

cve-icon Redhat

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