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 5.2.7.3256 build 20250913 and later QuTS hero h5.2.7.3256 build 20250913 and later QuTS hero h5.3.1.3250 build 20250912 and later
Weakness
The product dereferences a pointer that it expects to be valid but is NULL.
Affected Software
| Name | Vendor | Start Version | End Version |
|---|---|---|---|
| Quts_hero | Qnap | h5.2.0.2737-build_20240417 (including) | h5.2.0.2737-build_20240417 (including) |
| Quts_hero | Qnap | h5.2.0.2782-build_20240601 (including) | h5.2.0.2782-build_20240601 (including) |
| Quts_hero | Qnap | h5.2.0.2789-build_20240607 (including) | h5.2.0.2789-build_20240607 (including) |
| Quts_hero | Qnap | h5.2.0.2802-build_20240620 (including) | h5.2.0.2802-build_20240620 (including) |
| Quts_hero | Qnap | h5.2.0.2823-build_20240711 (including) | h5.2.0.2823-build_20240711 (including) |
| Quts_hero | Qnap | h5.2.0.2851-build_20240808 (including) | h5.2.0.2851-build_20240808 (including) |
| Quts_hero | Qnap | h5.2.0.2860-build_20240817 (including) | h5.2.0.2860-build_20240817 (including) |
| Quts_hero | Qnap | h5.2.1.2929-build_20241025 (including) | h5.2.1.2929-build_20241025 (including) |
| Quts_hero | Qnap | h5.2.1.2940-build_20241105 (including) | h5.2.1.2940-build_20241105 (including) |
| Quts_hero | Qnap | h5.2.2.2952-build_20241116 (including) | h5.2.2.2952-build_20241116 (including) |
| Quts_hero | Qnap | h5.2.3.3006-build_20250108 (including) | h5.2.3.3006-build_20250108 (including) |
| Quts_hero | Qnap | h5.2.4.3070-build_20250312 (including) | h5.2.4.3070-build_20250312 (including) |
| Quts_hero | Qnap | h5.2.4.3079-build_20250321 (including) | h5.2.4.3079-build_20250321 (including) |
| Quts_hero | Qnap | h5.2.5.3138-build_20250519 (including) | h5.2.5.3138-build_20250519 (including) |
| Quts_hero | Qnap | h5.2.6.3195-build_20250715 (including) | h5.2.6.3195-build_20250715 (including) |
| Quts_hero | Qnap | h5.3.0.3115-build_20250430 (including) | h5.3.0.3115-build_20250430 (including) |
| Quts_hero | Qnap | h5.3.0.3145-build_20250530 (including) | h5.3.0.3145-build_20250530 (including) |
| Quts_hero | Qnap | h5.3.0.3192-build_20250716 (including) | h5.3.0.3192-build_20250716 (including) |