CVE-2024-21899
9.8
CRITICAL · CVSS 3.1 · EPSS 24.4% (pctl 98)
Patch early
EPSS 24.4% — above the 10% action threshold.
Description
An improper authentication vulnerability has been reported to affect several QNAP operating system versions. If exploited, the vulnerability could allow users to compromise the security of the system via a network. We have already fixed the vulnerability in the following versions: QTS 5.1.3.2578 build 20231110 and later QTS 4.5.4.2627 build 20231225 and later QuTS hero h5.1.3.2578 build 20231110 and later QuTS hero h4.5.4.2626 build 20231225 and later QuTScloud c5.1.5.2651 and later
Scoring
| CVSS | 9.8 (CRITICAL, v3.1) |
|---|---|
| Vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
| EPSS | 24.37% — more likely to be exploited than 98% of all CVEs |
| Weakness | CWE-287 |
| On CISA KEV | no |
| Public exploit | none known |
| Published | 2024-03-08 |
| Last modified | 2026-06-17 |
Affected (3)
| Vendor | Product |
|---|---|
| qnap | qts |
| qnap | quts hero |
| qnap | qutscloud |
References
→ the Explorer · watch your stack · NVD