NULL Pointer Dereference in QNAP Operating Systems
CVE-2025-30274

5.1MEDIUM

Key Information:

Vendor

QNAP
Status
Qts
Quts Hero
Vendor
CVE Published:
29 August 2025

What is CVE-2025-30274?

A NULL pointer dereference vulnerability has been reported in multiple versions of QNAP operating systems, potentially allowing attackers to exploit the flaw. This exploitation could lead to a denial-of-service (DoS) condition, disrupting the normal functionality of the affected systems. Users are advised to upgrade to QTS 5.2.5.3145 build 20250526 and later, or QuTS hero h5.2.5.3138 build 20250519 and later, to mitigate this issue.

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Deploy the Patch

Affected Version(s)

QTS 5.2.x < 5.2.5.3145 build 20250526

QuTS hero h5.2.x

References

https://www.qnap.com/en/security-advisory/qsa-25-21

CVSS V4

Score:
5.1
Severity:
MEDIUM
Confidentiality:
None
Integrity:
None
Availability:
Low
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

coral
JSON
.