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 version: QuTS hero h5.3.2.3354 build 20251225 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 | h5.3.0.3115-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) |
| Quts_hero | Qnap | h5.3.1.3250-build_20250912 (including) | h5.3.1.3250-build_20250912 (including) |
| Quts_hero | Qnap | h5.3.1.3292-build_20251024 (including) | h5.3.1.3292-build_20251024 (including) |