Medium [CVE-2025-57705] QTS: allocation of resources without limits or throttling vulnerability has been reported to affect several QNAP operating system…
This medium-severity QNAP advisory covers CVE-2025-57705 affecting QTS 5.2.x, QuTS hero h5.2.x, QuTS hero h5.3.x.
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Summary
An allocation of resources without limits or throttling 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 prevent other systems, applications, or processes from accessing the same type of resource.
We have already fixed the vulnerability in the following versions: QTS 5.2.7.3256 build 20250913 and later
QuTS hero h5.3.1.3250 build 20250912 and later
Affected products named by the advisory: QTS 5.2.x; QuTS hero h5.2.x; QuTS hero h5.3.x.
Affected versions
No affected-version range was extracted from the source record. The vendor advisory is authoritative — check it before change work.
Official advisory · high-confidence parse· fetched 1 month ago·verify at source
- 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
- QTS 5.2.x
Official advisory · high-confidence parse· fetched 1 month ago·verify at source
Mitigation checklist
- Update the affected QNAP app / operating system to a fixed release: 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, QTS 5.2.x.
Official advisory · high-confidence parse· fetched 1 month ago·verify at source
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