Vulnerability Database

313,825

Total vulnerabilities in the database

CVE-2024-21905

An integer overflow or wraparound 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 QuTS hero h5.1.3.2578 build 20231110 and later QuTScloud c5.1.5.2651 and later

  • Published: Apr 26, 2024
  • Updated: Nov 16, 2025
  • CVE: CVE-2024-21905
  • Severity: Medium
  • Exploit:

CVSS v3:

  • Severity: Medium
  • Score: 6.5
  • AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L

CWEs:

Software From Fixed in
qnap / qts 5.0.0 5.1.3.2578
qnap / qts 5.1.3.2578 5.1.3.2578.x
qnap / quts_hero h5.0.0 h5.1.3.2578
qnap / quts_hero h5.1.3.2578 h5.1.3.2578.x
qnap / qutscloud c5.0.0.1919 c5.1.5.2651