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CVSSv2

CVE-2021-28809

Published: 08/07/2021 Updated: 12/07/2021
CVSS v2 Base Score: 10 | Impact Score: 10 | Exploitability Score: 10
CVSS v3 Base Score: 9.8 | Impact Score: 5.9 | Exploitability Score: 3.9
VMScore: 890
Vector: AV:N/AC:L/Au:N/C:C/I:C/A:C
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Vulnerability Summary

An improper access control vulnerability has been reported to affect certain legacy versions of HBS 3. If exploited, this vulnerability allows malicious users to compromise the security of the operating system.QNAP have already fixed this vulnerability in the following versions of HBS 3: QTS 4.3.6: HBS 3 v3.0.210507 and later QTS 4.3.4: HBS 3 v3.0.210506 and later QTS 4.3.3: HBS 3 v3.0.210506 and later

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References

CWE-284CWE-749CWE-306https://www.qnap.com/en/security-advisory/qsa-21-19https://www.zerodayinitiative.com/advisories/ZDI-21-783/https://nvd.nist.govhttps://www.zerodayinitiative.com/advisories/ZDI-21-783/
CVSSv2
CVSSv2
CVSSv3
VMScore
Recommendations:
CVE-2024-27322CVE-2006-4304wirelessCVE-2023-23022local file inclusionCVE-2024-27058CVE-2024-33820open redirectCVE-2024-27079
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