CVE-2025-53593
BaseFortify
Publication date: 2026-01-02
Last updated on: 2026-01-05
Assigner: QNAP Systems, Inc.
Description
Description
CVSS Scores
EPSS Scores
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| Percentile: |
Meta Information
Affected Vendors & Products
| Vendor | Product | Version / Range |
|---|---|---|
| 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 |
| qnap | quts_hero | h5.2.6.3195 |
| qnap | quts_hero | h5.3.0.3115 |
| qnap | quts_hero | h5.3.0.3145 |
| qnap | quts_hero | h5.3.0.3192 |
| 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 | qts | 5.2.6.3195 |
| qnap | qts | 5.2.6.3229 |
Helpful Resources
Exploitability
| CWE ID | Description |
|---|---|
| CWE-787 | The product writes data past the end, or before the beginning, of the intended buffer. |
| CWE-121 | A stack-based buffer overflow condition is a condition where the buffer being overwritten is allocated on the stack (i.e., is a local variable or, rarely, a parameter to a function). |
Attack-Flow Graph
AI Powered Q&A
Can you explain this vulnerability to me?
This vulnerability is a buffer overflow issue affecting several QNAP operating system versions. It allows a remote attacker who has already obtained an administrator account to exploit the vulnerability to modify memory or cause processes to crash.
How can this vulnerability impact me? :
If exploited, this vulnerability can allow an attacker with administrator access to alter memory contents or crash system processes, potentially leading to system instability, denial of service, or unauthorized modifications.
What immediate steps should I take to mitigate this vulnerability?
To mitigate this vulnerability, immediately update your QNAP operating system to one of the fixed versions: QTS 5.2.7.3256 build 20250913 or later, QuTS hero h5.2.7.3256 build 20250913 or later, or QuTS hero h5.3.1.3250 build 20250912 or later. Additionally, restrict administrator account access to trusted users only to prevent remote attackers from exploiting the vulnerability.