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cpe:2.3:a:qnap:qts:4.3.4:*:*:*:*:*:*:*

part: a version: 4.3.4 update: *

VendorQnap (a402dda4-b7da-50eb-b0f8-700e564ee87d)
ProductQts (9004baf2-b431-53ba-b074-38fcdcfcd981)
Edition*
Language*
Software edition*
Target software*
Target hardware*
Other*
NotesImported from gcve-enriched-dumps CVE data

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Vulnerability references

IdentifiercpeApplicabilitySubmitteddb.gcve.eu detailsRationale
CVE:CVE-2021-28799 not_vulnerable 2026-06-08 05:31:24.895226 Improper Authorization Vulnerability in HBS 3 (Hybrid Backup Sync)
CRITICAL (10)
An improper authorization vulnerability has been reported to affect QNAP NAS running HBS 3 (Hybrid Backup Sync. ) If exploited, the vulnerability allows remote attackers to log in to a device. This issue affects: QNAP Systems Inc. HBS 3 versions prior to v16.0.0415 on QTS 4.5.2; versions prior to v3.0.210412 on QTS 4.3.6; versions prior to v3.0.210411 on QTS 4.3.4; versions prior to v3.0.210411 on QTS 4.3.3; versions prior to v16.0.0419 on QuTS hero h4.5.1; versions prior to v16.0.0419 on QuTScloud c4.5.1~c4.5.4. This issue does not affect: QNAP Systems Inc. HBS 2 . QNAP Systems Inc. HBS 1.3 .
Published: 2021-05-13T02:55:13.827Z
Updated: 2025-10-21T23:25:45.551Z
Reference links
Imported from gcve-enriched-dumps CVE data

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