CVE-2025-52858
BaseFortify
Publication date: 2025-10-03
Last updated on: 2025-10-08
Assigner: QNAP Systems, Inc.
Description
Description
CVSS Scores
EPSS Scores
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Meta Information
Affected Vendors & Products
| Vendor | Product | Version / Range |
|---|---|---|
| qnap | qts | 5.2.0.2737 |
| qnap | qts | 5.2.0.2744 |
| qnap | qts | 5.2.0.2782 |
| qnap | qts | 5.2.0.2802 |
| qnap | qts | 5.2.0.2823 |
| qnap | qts | 5.2.0.2851 |
| qnap | qts | 5.2.0.2860 |
| qnap | qts | 5.2.1.2930 |
| qnap | qts | 5.2.2.2950 |
| qnap | qts | 5.2.3.3006 |
| qnap | qts | 5.2.4.3070 |
| qnap | qts | 5.2.4.3079 |
| qnap | qts | 5.2.4.3092 |
| qnap | qts | 5.2.5.3145 |
| qnap | quts_hero | h5.2.0.2737 |
| qnap | quts_hero | h5.2.0.2782 |
| qnap | quts_hero | h5.2.0.2789 |
| qnap | quts_hero | h5.2.0.2802 |
| qnap | quts_hero | h5.2.0.2823 |
| qnap | quts_hero | h5.2.0.2851 |
| qnap | quts_hero | h5.2.0.2860 |
| qnap | quts_hero | h5.2.1.2929 |
| qnap | quts_hero | h5.2.1.2940 |
| qnap | quts_hero | h5.2.2.2952 |
| qnap | quts_hero | h5.2.3.3006 |
| qnap | quts_hero | h5.2.4.3070 |
| qnap | quts_hero | h5.2.4.3079 |
| qnap | quts_hero | h5.2.5.3138 |
Helpful Resources
Exploitability
| CWE ID | Description |
|---|---|
| CWE-476 | The product dereferences a pointer that it expects to be valid but is NULL. |
Attack-Flow Graph
AI Powered Q&A
Can you explain this vulnerability to me?
This vulnerability is a NULL pointer dereference affecting several QNAP operating system versions. If a remote attacker obtains an administrator account, they can exploit this flaw to cause a denial-of-service (DoS) attack, disrupting the normal operation of the system.
How can this vulnerability impact me? :
If exploited, this vulnerability allows an attacker with administrator access to launch a denial-of-service (DoS) attack, which can cause the affected QNAP system to crash or become unavailable, impacting service continuity and system reliability.
What immediate steps should I take to mitigate this vulnerability?
To mitigate this vulnerability, immediately update your QNAP operating system to version QTS 5.2.6.3195 build 20250715 or later, or QuTS hero h5.2.6.3195 build 20250715 or later, where the vulnerability has been fixed. Additionally, restrict administrator account access to trusted users only to prevent remote attackers from exploiting this vulnerability.