CVE-2021-28809

Missing Authentication for Critical Function in RTRR Server in HBS3

Published Jul 8, 2021 CVSS 3.1 · 9.8 Critical EPSS 16.1% KEV · Not listed
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

Remediation

Vendor Solution

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

Tracking

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Advisories

Source ID Title
EUVD EUVD EUVD-2021-15465 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
History

No history.

Weaknesses

Sources

Status
PUBLISHED
Assigner
qnap
Published
Updated
Sep 17, 2024, 12:36 AM
Reserved
Mar 18, 2021, 12:00 AM
Status
Modified
Published
Jul 8, 2021, 8:15 AM
Modified
Jun 17, 2026, 3:46 AM