CVE-2021-38691

{"containers": {"cna": {"affected": [{"platforms": ["QuTS hero h5.0.0"], "product": "QVR Elite", "vendor": "QNAP Systems Inc.", "versions": [{"lessThan": "2.1.4.0 (2021/12/06)", "status": "affected", "version": "unspecified", "versionType": "custom"}]}, {"platforms": ["QuTS hero h4.5.4"], "product": "QVR Elite", "vendor": "QNAP Systems Inc.", "versions": [{"lessThan": "2.1.4.0 (2021/12/06)", "status": "affected", "version": "unspecified", "versionType": "custom"}]}, {"platforms": ["QTS 5.0.0"], "product": "QVR Elite", "vendor": "QNAP Systems Inc.", "versions": [{"lessThan": "2.1.4.0 (2021/12/06)", "status": "affected", "version": "unspecified", "versionType": "custom"}]}, {"platforms": ["QTS 4.5.4"], "product": "QVR Elite", "vendor": "QNAP Systems Inc.", "versions": [{"lessThan": "2.1.4.0 (2021/12/06)", "status": "affected", "version": "unspecified", "versionType": "custom"}]}, {"platforms": ["QTS 4.5.4"], "product": "QVR Pro", "vendor": "QNAP Systems Inc.", "versions": [{"lessThan": "2.1.3.0 (2021/12/06)", "status": "affected", "version": "unspecified", "versionType": "custom"}]}, {"platforms": ["QTS 5.0.0"], "product": "QVR Pro", "vendor": "QNAP Systems Inc.", "versions": [{"lessThan": "2.1.3.0 (2021/12/06)", "status": "affected", "version": "unspecified", "versionType": "custom"}]}, {"platforms": ["QTS 4.5.4"], "product": "QVR Guard", "vendor": "QNAP Systems Inc.", "versions": [{"lessThan": "2.1.3.0 (2021/12/06)", "status": "affected", "version": "unspecified", "versionType": "custom"}]}, {"platforms": ["QTS 5.0.0"], "product": "QVR Guard", "vendor": "QNAP Systems Inc.", "versions": [{"lessThan": "2.1.3.0 (2021/12/06)", "status": "affected", "version": "unspecified", "versionType": "custom"}]}], "credits": [{"lang": "en", "value": "crixer"}], "datePublic": "2022-01-13T00:00:00.000Z", "descriptions": [{"lang": "en", "value": "A stack buffer overflow vulnerability has been reported to affect QNAP device running QVR Elite, QVR Pro, QVR Guard. If exploited, this vulnerability allows attackers to execute arbitrary code. We have already fixed this vulnerability in the following versions of QVR Elite, QVR Pro, QVR Guard: QuTS hero h5.0.0: QVR Elite 2.1.4.0 (2021/12/06) and later QuTS hero h4.5.4: QVR Elite 2.1.4.0 (2021/12/06) and later QTS 5.0.0: QVR Elite 2.1.4.0 (2021/12/06) and later QTS 4.5.4: QVR Elite 2.1.4.0 (2021/12/06) and later QTS 4.5.4: QVR Pro 2.1.3.0 (2021/12/06) and later QTS 5.0.0: QVR Pro 2.1.3.0 (2021/12/06) and later QTS 4.5.4: QVR Guard 2.1.3.0 (2021/12/06) and later QTS 5.0.0: QVR Guard 2.1.3.0 (2021/12/06) and later"}], "metrics": [{"cvssV3_1": {"attackComplexity": "HIGH", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 8.1, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}}], "problemTypes": [{"descriptions": [{"cweId": "CWE-120", "description": "CWE-120 Buffer Overflow", "lang": "en", "type": "CWE"}]}], "providerMetadata": {"dateUpdated": "2022-01-14T01:00:23.000Z", "orgId": "2fd009eb-170a-4625-932b-17a53af1051f", "shortName": "qnap"}, "references": [{"tags": ["x_refsource_MISC"], "url": "https://www.qnap.com/en/security-advisory/qsa-21-59"}], "solutions": [{"lang": "en", "value": "We have already fixed this vulnerability in the following versions of QVR Elite, QVR Pro, QVR Guard:\nQuTS hero h5.0.0: QVR Elite 2.1.4.0 (2021/12/06) and later\nQuTS hero h4.5.4: QVR Elite 2.1.4.0 (2021/12/06) and later\nQTS 5.0.0: QVR Elite 2.1.4.0 (2021/12/06) and later\nQTS 4.5.4: QVR Elite 2.1.4.0 (2021/12/06) and later\nQTS 4.5.4: QVR Pro 2.1.3.0 (2021/12/06) and later\nQTS 5.0.0: QVR Pro 2.1.3.0 (2021/12/06) and later\nQTS 4.5.4: QVR Guard 2.1.3.0 (2021/12/06) and later\nQTS 5.0.0: QVR Guard 2.1.3.0 (2021/12/06) and later"}], "source": {"advisory": "QSA-21-59", "discovery": "EXTERNAL"}, "title": "Stack Overflow Vulnerability in QVR Elite, QVR Pro and QVR Guard", "x_generator": {"engine": "Vulnogram 0.0.9"}, "x_legacyV4Record": {"CVE_data_meta": {"ASSIGNER": "security@qnap.com", "DATE_PUBLIC": "2022-01-13T01:49:00.000Z", "ID": "CVE-2021-38691", "STATE": "PUBLIC", "TITLE": "Stack Overflow Vulnerability in QVR Elite, QVR Pro and QVR Guard"}, "affects": {"vendor": {"vendor_data": [{"product": {"product_data": [{"product_name": "QVR Elite", "version": {"version_data": [{"platform": "QuTS hero h5.0.0", "version_affected": "<", "version_value": "2.1.4.0 (2021/12/06)"}, {"platform": "QuTS hero h4.5.4", "version_affected": "<", "version_value": "2.1.4.0 (2021/12/06)"}, {"platform": "QTS 5.0.0", "version_affected": "<", "version_value": "2.1.4.0 (2021/12/06)"}, {"platform": "QTS 4.5.4", "version_affected": "<", "version_value": "2.1.4.0 (2021/12/06)"}]}}, {"product_name": "QVR Pro", "version": {"version_data": [{"platform": "QTS 4.5.4", "version_affected": "<", "version_value": "2.1.3.0 (2021/12/06)"}, {"platform": "QTS 5.0.0", "version_affected": "<", "version_value": "2.1.3.0 (2021/12/06)"}]}}, {"product_name": "QVR Guard", "version": {"version_data": [{"platform": "QTS 4.5.4", "version_affected": "<", "version_value": "2.1.3.0 (2021/12/06)"}, {"platform": "QTS 5.0.0", "version_affected": "<", "version_value": "2.1.3.0 (2021/12/06)"}]}}]}, "vendor_name": "QNAP Systems Inc."}]}}, "credit": [{"lang": "eng", "value": "crixer"}], "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": {"description_data": [{"lang": "eng", "value": "A stack buffer overflow vulnerability has been reported to affect QNAP device running QVR Elite, QVR Pro, QVR Guard. If exploited, this vulnerability allows attackers to execute arbitrary code. We have already fixed this vulnerability in the following versions of QVR Elite, QVR Pro, QVR Guard: QuTS hero h5.0.0: QVR Elite 2.1.4.0 (2021/12/06) and later QuTS hero h4.5.4: QVR Elite 2.1.4.0 (2021/12/06) and later QTS 5.0.0: QVR Elite 2.1.4.0 (2021/12/06) and later QTS 4.5.4: QVR Elite 2.1.4.0 (2021/12/06) and later QTS 4.5.4: QVR Pro 2.1.3.0 (2021/12/06) and later QTS 5.0.0: QVR Pro 2.1.3.0 (2021/12/06) and later QTS 4.5.4: QVR Guard 2.1.3.0 (2021/12/06) and later QTS 5.0.0: QVR Guard 2.1.3.0 (2021/12/06) and later"}]}, "generator": {"engine": "Vulnogram 0.0.9"}, "impact": {"cvss": {"attackComplexity": "HIGH", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 8.1, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "CWE-120 Buffer Overflow"}]}]}, "references": {"reference_data": [{"name": "https://www.qnap.com/en/security-advisory/qsa-21-59", "refsource": "MISC", "url": "https://www.qnap.com/en/security-advisory/qsa-21-59"}]}, "solution": [{"lang": "en", "value": "We have already fixed this vulnerability in the following versions of QVR Elite, QVR Pro, QVR Guard:\nQuTS hero h5.0.0: QVR Elite 2.1.4.0 (2021/12/06) and later\nQuTS hero h4.5.4: QVR Elite 2.1.4.0 (2021/12/06) and later\nQTS 5.0.0: QVR Elite 2.1.4.0 (2021/12/06) and later\nQTS 4.5.4: QVR Elite 2.1.4.0 (2021/12/06) and later\nQTS 4.5.4: QVR Pro 2.1.3.0 (2021/12/06) and later\nQTS 5.0.0: QVR Pro 2.1.3.0 (2021/12/06) and later\nQTS 4.5.4: QVR Guard 2.1.3.0 (2021/12/06) and later\nQTS 5.0.0: QVR Guard 2.1.3.0 (2021/12/06) and later"}], "source": {"advisory": "QSA-21-59", "discovery": "EXTERNAL"}}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-04T01:51:19.214Z"}, "title": "CVE Program Container", "references": [{"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://www.qnap.com/en/security-advisory/qsa-21-59"}]}]}, "cveMetadata": {"assignerOrgId": "2fd009eb-170a-4625-932b-17a53af1051f", "assignerShortName": "qnap", "cveId": "CVE-2021-38691", "datePublished": "2022-01-14T01:00:23.562Z", "dateReserved": "2021-08-13T00:00:00.000Z", "dateUpdated": "2024-09-17T04:03:46.241Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

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{"affected": [{"affectedData": [{"platforms": ["QuTS hero h5.0.0"], "product": "QVR Elite", "vendor": "QNAP Systems Inc.", "versions": [{"lessThan": "2.1.4.0 (2021/12/06)", "status": "affected", "version": "unspecified", "versionType": "custom"}]}, {"platforms": ["QuTS hero h4.5.4"], "product": "QVR Elite", "vendor": "QNAP Systems Inc.", "versions": [{"lessThan": "2.1.4.0 (2021/12/06)", "status": "affected", "version": "unspecified", "versionType": "custom"}]}, {"platforms": ["QTS 5.0.0"], "product": "QVR Elite", "vendor": "QNAP Systems Inc.", "versions": [{"lessThan": "2.1.4.0 (2021/12/06)", "status": "affected", "version": "unspecified", "versionType": "custom"}]}, {"platforms": ["QTS 4.5.4"], "product": "QVR Elite", "vendor": "QNAP Systems Inc.", "versions": [{"lessThan": "2.1.4.0 (2021/12/06)", "status": "affected", "version": "unspecified", "versionType": "custom"}]}, {"platforms": ["QTS 4.5.4"], "product": "QVR Pro", "vendor": "QNAP Systems Inc.", "versions": [{"lessThan": "2.1.3.0 (2021/12/06)", "status": "affected", "version": "unspecified", "versionType": "custom"}]}, {"platforms": ["QTS 5.0.0"], "product": "QVR Pro", "vendor": "QNAP Systems Inc.", "versions": [{"lessThan": "2.1.3.0 (2021/12/06)", "status": "affected", "version": "unspecified", "versionType": "custom"}]}, {"platforms": ["QTS 4.5.4"], "product": "QVR Guard", "vendor": "QNAP Systems Inc.", "versions": [{"lessThan": "2.1.3.0 (2021/12/06)", "status": "affected", "version": "unspecified", "versionType": "custom"}]}, {"platforms": ["QTS 5.0.0"], "product": "QVR Guard", "vendor": "QNAP Systems Inc.", "versions": [{"lessThan": "2.1.3.0 (2021/12/06)", "status": "affected", "version": "unspecified", "versionType": "custom"}]}], "source": "security@qnapsecurity.com.tw"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:qnap:qvr_elite:*:*:*:*:*:*:*:*", "matchCriteriaId": "02D8DDB2-C4C3-4F8E-A2D7-38FEDCD1CCB5", "versionEndExcluding": "2.1.4.0", "vulnerable": true}, {"criteria": "cpe:2.3:a:qnap:qvr_guard:*:*:*:*:*:*:*:*", "matchCriteriaId": "BC2A8376-494F-46C8-B54B-D19A4B07A21D", "versionEndExcluding": "2.1.3.0", "vulnerable": true}, {"criteria": "cpe:2.3:a:qnap:qvr_pro:*:*:*:*:*:*:*:*", "matchCriteriaId": "3044E23F-D5B1-4E6C-AD52-55A0D0AB356E", "versionEndExcluding": "2.1.3.0", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "A stack buffer overflow vulnerability has been reported to affect QNAP device running QVR Elite, QVR Pro, QVR Guard. If exploited, this vulnerability allows attackers to execute arbitrary code. We have already fixed this vulnerability in the following versions of QVR Elite, QVR Pro, QVR Guard: QuTS hero h5.0.0: QVR Elite 2.1.4.0 (2021/12/06) and later QuTS hero h4.5.4: QVR Elite 2.1.4.0 (2021/12/06) and later QTS 5.0.0: QVR Elite 2.1.4.0 (2021/12/06) and later QTS 4.5.4: QVR Elite 2.1.4.0 (2021/12/06) and later QTS 4.5.4: QVR Pro 2.1.3.0 (2021/12/06) and later QTS 5.0.0: QVR Pro 2.1.3.0 (2021/12/06) and later QTS 4.5.4: QVR Guard 2.1.3.0 (2021/12/06) and later QTS 5.0.0: QVR Guard 2.1.3.0 (2021/12/06) and later"}, {"lang": "es", "value": "Se ha informado de una vulnerabilidad de desbordamiento del b\u00fafer de la pila que afecta al dispositivo de QNAP que ejecuta QVR Elite, QVR Pro, QVR Guard. Si es explotado, esta vulnerabilidad permite a atacantes ejecutar c\u00f3digo arbitrario. Ya hemos corregido esta vulnerabilidad en las siguientes versiones de QVR Elite, QVR Pro, QVR Guard: QuTS hero h5.0.0: QVR Elite 2.1.4.0 (06/12/2021) y posteriores QuTS hero h4.5.4: QVR Elite 2.1.4.0 (06/12/2021) y posteriores QTS 5.0.0: QVR Elite 2.1.4.0 (06/12/2021) y posteriores QTS 4.5.4: QVR Elite 2.1.4.0 (06/12/2021) y posteriores QTS 4.5.4: QVR Pro 2.1.3.0 (06/12/2021) y posteriores QTS 5.0.0: QVR Pro 2.1.3.0 (06/12/2021) y posteriores QTS 4.5.4: QVR Guard 2.1.3.0 (06/12/2021) y posteriores QTS 5.0.0: QVR Guard 2.1.3.0 (06/12/2021) y posteriores"}], "id": "CVE-2021-38691", "lastModified": "2026-06-17T04:02:35.963", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "HIGH", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "PARTIAL", "baseScore": 7.5, "confidentialityImpact": "PARTIAL", "integrityImpact": "PARTIAL", "vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:P", "version": "2.0"}, "exploitabilityScore": 10.0, "impactScore": 6.4, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "HIGH", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 8.1, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 2.2, "impactScore": 5.9, "source": "security@qnapsecurity.com.tw", "type": "Secondary"}, {"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 9.8, "baseSeverity": "CRITICAL", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 5.9, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2022-01-14T01:15:08.667", "references": [{"source": "security@qnapsecurity.com.tw", "tags": ["Vendor Advisory"], "url": "https://www.qnap.com/en/security-advisory/qsa-21-59"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "https://www.qnap.com/en/security-advisory/qsa-21-59"}], "sourceIdentifier": "security@qnapsecurity.com.tw", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-120"}], "source": "security@qnapsecurity.com.tw", "type": "Secondary"}, {"description": [{"lang": "en", "value": "CWE-787"}], "source": "nvd@nist.gov", "type": "Primary"}]}

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