CVE-2024-21902
QTS, QuTS hero
An incorrect permission assignment for critical resource vulnerability has been reported to affect several QNAP operating system versions. If exploited, the vulnerability could allow authenticated users to read or modify the resource via a network.
We have already fixed the vulnerability in the following version: QTS 5.1.7.2770 build 20240520 and later QuTS hero h5.1.7.2770 build 20240520 and later
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- Low
- User interaction
- None
What an attacker can affect
- Confidentiality
- Low
- Integrity
- Low
- Availability
- None
Exploit likelihood
What each source reports
CVE List Score used
6.4
QTS, QuTS hero
An incorrect permission assignment for critical resource vulnerability has been reported to affect several QNAP operating system versions. If exploited, the vulnerability could allow authenticated users to read or modify the resource via a network.
We have already fixed the vulnerability in the following version: QTS 5.1.7.2770 build 20240520 and later QuTS hero h5.1.7.2770 build 20240520 and later
- Record
CVE-2024-21902- CVSS 3.1
- 6.4 Medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N - Weakness
- CWE-732, CWE-200
- Updated
- 2026-11-02
EUVDEUVD-2024-19513
6.4
An incorrect permission assignment for critical resource vulnerability has been reported to affect several QNAP operating system versions. If exploited, the vulnerability could allow authenticated users to read or modify the resource via a network.
We have already fixed the vulnerability in the following version: QTS 5.1.7.2770 build 20240520 and later QuTS hero h5.1.7.2770 build 20240520 and later
- Record
EUVD-2024-19513- CVSS 3.1
- 6.4 Medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N - Updated
- 2026-11-03
GitHub AdvisoriesGHSA-v7qq-vfrc-p9vr
6.4
An incorrect permission assignment for critical resource vulnerability has been reported to...
An incorrect permission assignment for critical resource vulnerability has been reported to affect several QNAP operating system versions. If exploited, the vulnerability could allow authenticated users to read or modify the resource via a network.
We have already fixed the vulnerability in the following version: QTS 5.1.7.2770 build 20240520 and later QuTS hero h5.1.7.2770 build 20240520 and later
- Record
GHSA-v7qq-vfrc-p9vr- CVSS 3.1
- 6.4 Medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N - Weakness
- CWE-200
- Updated
- 2026-11-02
NVD
6.4
An incorrect permission assignment for critical resource vulnerability has been reported to affect several QNAP operating system versions. If exploited, the vulnerability could allow authenticated users to read or modify the resource via a network.
We have already fixed the vulnerability in the following version: QTS 5.1.7.2770 build 20240520 and later QuTS hero h5.1.7.2770 build 20240520 and later
- Record
CVE-2024-21902- CVSS 3.1
- 6.4 Medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N - CVSS 3.1
- 8.1 High
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N - Weakness
- CWE-200, CWE-732
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases, published | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2024-21902 is a medium vulnerability (CVSS 6.4) in Qnap Qts, published May 21, 2024. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.35%, the 29th percentile. No source names a fixed version.