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CVE-2021-28809

CRITICAL

9.8

Description

An improper access control vulnerability has been reported to affect certain legacy versions of HBS 3. If exploited, this vulnerability allows attackers 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

CVE Details

CVSS v3.1 Score9.8

SeverityCRITICAL

CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack VectorNETWORK

ComplexityLOW

Privileges RequiredNONE

User InteractionNONE

Published7/8/2021

Last Modified11/21/2024

Sourcenvd

Honeypot Sightings0

Affected Products

qnap:hybrid_backup_syncqnap:qts

Weaknesses (CWE)

CWE-284CWE-306CWE-749

References

https://www.qnap.com/en/security-advisory/qsa-21-19(security@qnapsecurity.com.tw)

https://www.zerodayinitiative.com/advisories/ZDI-21-783/(security@qnapsecurity.com.tw)

https://www.qnap.com/en/security-advisory/qsa-21-19(af854a3a-2127-422b-91ae-364da2661108)

https://www.zerodayinitiative.com/advisories/ZDI-21-783/(af854a3a-2127-422b-91ae-364da2661108)

IOC Correlations

No correlations recorded

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