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2 vulnerabilities found for HBS 1.3 by QNAP Systems Inc.
CVE-2021-28799 (GCVE-0-2021-28799)
Vulnerability from nvd – Published: 2021-05-13 02:55 – Updated: 2025-10-21 23:25Title
Improper Authorization Vulnerability in HBS 3 (Hybrid Backup Sync)
Summary
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 .
Severity
10 (Critical)
SSVC
Exploitation: active
Automatable: yes
Technical Impact: total
CISA Coordinator (v2.0.3)
CWE
- CWE-285 - Improper Authorization
Assigner
References
2 references
| URL | Tags |
|---|---|
| https://www.qnap.com/en/security-advisory/QSA-21-13 | x_refsource_MISC |
| https://www.cisa.gov/known-exploited-vulnerabilit… | government-resource |
Impacted products
6 products
| Vendor | Product | Version | |
|---|---|---|---|
| QNAP Systems Inc. | HBS 3 |
Affected:
unspecified , < v16.0.0415
(custom)
|
|
| QNAP Systems Inc. | HBS 3 |
Affected:
unspecified , < v3.0.210412
(custom)
|
|
| QNAP Systems Inc. | HBS 3 |
Affected:
unspecified , < v3.0.210411
(custom)
|
|
| QNAP Systems Inc. | HBS 3 |
Affected:
unspecified , < v16.0.0419
(custom)
|
|
| QNAP Systems Inc. | HBS 2 |
Unaffected:
all versions
|
|
| QNAP Systems Inc. | HBS 1.3 |
Unaffected:
all versions
|
Date Public
2021-04-22 00:00
Credits
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CVE-2021-28799 (GCVE-0-2021-28799)
Vulnerability from cvelistv5 – Published: 2021-05-13 02:55 – Updated: 2025-10-21 23:25Title
Improper Authorization Vulnerability in HBS 3 (Hybrid Backup Sync)
Summary
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 .
Severity
10 (Critical)
SSVC
Exploitation: active
Automatable: yes
Technical Impact: total
CISA Coordinator (v2.0.3)
CWE
- CWE-285 - Improper Authorization
Assigner
References
2 references
| URL | Tags |
|---|---|
| https://www.qnap.com/en/security-advisory/QSA-21-13 | x_refsource_MISC |
| https://www.cisa.gov/known-exploited-vulnerabilit… | government-resource |
Impacted products
6 products
| Vendor | Product | Version | |
|---|---|---|---|
| QNAP Systems Inc. | HBS 3 |
Affected:
unspecified , < v16.0.0415
(custom)
|
|
| QNAP Systems Inc. | HBS 3 |
Affected:
unspecified , < v3.0.210412
(custom)
|
|
| QNAP Systems Inc. | HBS 3 |
Affected:
unspecified , < v3.0.210411
(custom)
|
|
| QNAP Systems Inc. | HBS 3 |
Affected:
unspecified , < v16.0.0419
(custom)
|
|
| QNAP Systems Inc. | HBS 2 |
Unaffected:
all versions
|
|
| QNAP Systems Inc. | HBS 1.3 |
Unaffected:
all versions
|
Date Public
2021-04-22 00:00
Credits
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"version_data": [
{
"platform": "QTS 4.5.2",
"version_affected": "\u003c",
"version_value": "v16.0.0415"
},
{
"platform": "QTS 4.3.6",
"version_affected": "\u003c",
"version_value": "v3.0.210412"
},
{
"platform": "QTS 4.3.4",
"version_affected": "\u003c",
"version_value": "v3.0.210411"
},
{
"platform": "QTS 4.3.3",
"version_affected": "\u003c",
"version_value": "v3.0.210411"
},
{
"platform": "QuTS hero h4.5.1",
"version_affected": "\u003c",
"version_value": "v16.0.0419"
},
{
"platform": "QuTScloud c4.5.1~c4.5.4",
"version_affected": "\u003c",
"version_value": "v16.0.0419"
}
]
}
},
{
"product_name": "HBS 2",
"version": {
"version_data": [
{
"version_affected": "!",
"version_value": "all versions"
}
]
}
},
{
"product_name": "HBS 1.3",
"version": {
"version_data": [
{
"version_affected": "!",
"version_value": "all versions"
}
]
}
}
]
},
"vendor_name": "QNAP Systems Inc."
}
]
}
},
"credit": [
{
"lang": "eng",
"value": "ZUSO ART"
}
],
"data_format": "MITRE",
"data_type": "CVE",
"data_version": "4.0",
"description": {
"description_data": [
{
"lang": "eng",
"value": "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 ."
}
]
},
"generator": {
"engine": "Vulnogram 0.0.9"
},
"impact": {
"cvss": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "HIGH",
"baseScore": 10,
"baseSeverity": "CRITICAL",
"confidentialityImpact": "HIGH",
"integrityImpact": "HIGH",
"privilegesRequired": "NONE",
"scope": "CHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H",
"version": "3.1"
}
},
"problemtype": {
"problemtype_data": [
{
"description": [
{
"lang": "eng",
"value": "CWE-285 Improper Authorization"
}
]
}
]
},
"references": {
"reference_data": [
{
"name": "https://www.qnap.com/en/security-advisory/QSA-21-13",
"refsource": "MISC",
"url": "https://www.qnap.com/en/security-advisory/QSA-21-13"
}
]
},
"solution": [
{
"lang": "en",
"value": "QNAP have already fixed this vulnerability in the following versions of HBS 3:\nQTS 4.5.2: HBS 3 v16.0.0415 and later\nQTS 4.3.6: HBS 3 v3.0.210412 and later\nQTS 4.3.3 and 4.3.4: HBS 3 v3.0.210411 and later\nQuTS hero h4.5.1: HBS 3 v16.0.0419 and later\nQuTScloud c4.5.1~c4.5.4: HBS 3 v16.0.0419 and later"
}
],
"source": {
"advisory": "QSA-21-13",
"discovery": "EXTERNAL"
}
}
}
},
"cveMetadata": {
"assignerOrgId": "2fd009eb-170a-4625-932b-17a53af1051f",
"assignerShortName": "qnap",
"cveId": "CVE-2021-28799",
"datePublished": "2021-05-13T02:55:13.827Z",
"dateReserved": "2021-03-18T00:00:00.000Z",
"dateUpdated": "2025-10-21T23:25:45.551Z",
"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
"dataVersion": "5.1"
}