NULL Pointer Dereference in Qsync Central by QNAP
CVE-2025-44011

5.3MEDIUM

Key Information:

Vendor

QNAP
Status
Qsync Central
Vendor
CVE Published:
3 October 2025

What is CVE-2025-44011?

A NULL pointer dereference vulnerability in Qsync Central allows remote attackers, who obtain a user account, to exploit the flaw, potentially leading to a denial-of-service (DoS) condition. It is crucial for users to be aware of this vulnerability as it could disrupt service availability. The issue has been addressed in version 5.0.0.1 released on July 9, 2025, ensuring enhanced security measures.

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Affected Version(s)

Qsync Central 4.x < 5.0.0.1 ( 2025/07/09 )

References

https://www.qnap.com/en/security-advisory/qsa-25-34

CVSS V4

Score:
5.3
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
.