{"containers": {"cna": {"affected": [{"product": "NVR Storage Expansion", "vendor": "QNAP Systems Inc.", "versions": [{"lessThan": "1.0.6 ( 2021/08/03 )", "status": "affected", "version": "unspecified", "versionType": "custom"}]}], "credits": [{"lang": "en", "value": "crixer"}], "datePublic": "2021-09-10T00:00:00.000Z", "descriptions": [{"lang": "en", "value": "A stack buffer overflow vulnerability has been reported to affect QNAP device running NVR Storage Expansion. If exploited, this vulnerability allows attackers to execute arbitrary code. We have already fixed this vulnerability in the following versions of NVR Storage Expansion: NVR Storage Expansion 1.0.6 ( 2021/08/03 ) and later"}], "metrics": [{"cvssV3_1": {"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"}}], "problemTypes": [{"descriptions": [{"cweId": "CWE-787", "description": "CWE-787 Out-of-bounds Write", "lang": "en", "type": "CWE"}]}], "providerMetadata": {"dateUpdated": "2021-09-10T04:00:27.000Z", "orgId": "2fd009eb-170a-4625-932b-17a53af1051f", "shortName": "qnap"}, "references": [{"tags": ["x_refsource_MISC"], "url": "https://www.qnap.com/en/security-advisory/qsa-21-36"}], "solutions": [{"lang": "en", "value": "We have already fixed this vulnerability in the following versions of NVR Storage Expansion:\nNVR Storage Expansion 1.0.6 ( 2021/08/03 ) and later"}], "source": {"advisory": "QSA-21-36", "discovery": "EXTERNAL"}, "title": "Stack Based Overflow Vulnerability in NVR Storage Expansion", "x_generator": {"engine": "Vulnogram 0.0.9"}, "x_legacyV4Record": {"CVE_data_meta": {"ASSIGNER": "security@qnap.com", "DATE_PUBLIC": "2021-09-10T09:35:00.000Z", "ID": "CVE-2021-34346", "STATE": "PUBLIC", "TITLE": "Stack Based Overflow Vulnerability in NVR Storage Expansion"}, "affects": {"vendor": {"vendor_data": [{"product": {"product_data": [{"product_name": "NVR Storage Expansion", "version": {"version_data": [{"version_affected": "<", "version_value": "1.0.6 ( 2021/08/03 )"}]}}]}, "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 NVR Storage Expansion. If exploited, this vulnerability allows attackers to execute arbitrary code. We have already fixed this vulnerability in the following versions of NVR Storage Expansion: NVR Storage Expansion 1.0.6 ( 2021/08/03 ) and later"}]}, "generator": {"engine": "Vulnogram 0.0.9"}, "impact": {"cvss": {"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"}}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "CWE-787 Out-of-bounds Write"}]}]}, "references": {"reference_data": [{"name": "https://www.qnap.com/en/security-advisory/qsa-21-36", "refsource": "MISC", "url": "https://www.qnap.com/en/security-advisory/qsa-21-36"}]}, "solution": [{"lang": "en", "value": "We have already fixed this vulnerability in the following versions of NVR Storage Expansion:\nNVR Storage Expansion 1.0.6 ( 2021/08/03 ) and later"}], "source": {"advisory": "QSA-21-36", "discovery": "EXTERNAL"}}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-04T00:05:52.588Z"}, "title": "CVE Program Container", "references": [{"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://www.qnap.com/en/security-advisory/qsa-21-36"}]}]}, "cveMetadata": {"assignerOrgId": "2fd009eb-170a-4625-932b-17a53af1051f", "assignerShortName": "qnap", "cveId": "CVE-2021-34346", "datePublished": "2021-09-10T04:00:27.734Z", "dateReserved": "2021-06-08T00:00:00.000Z", "dateUpdated": "2024-09-16T20:17:13.055Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

{}

{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:qnap:nvr_storage_expansion_firmware:*:*:*:*:*:*:*:*", "matchCriteriaId": "6B433B20-99A4-413F-9439-8DBC470F5CCD", "versionEndExcluding": "1.0.6", "vulnerable": true}], "negate": false, "operator": "OR"}, {"cpeMatch": [{"criteria": "cpe:2.3:h:qnap:nvr_storage_expansion:-:*:*:*:*:*:*:*", "matchCriteriaId": "FDF2C1BA-00DA-4F5C-BD22-6FEAADC95906", "vulnerable": false}], "negate": false, "operator": "OR"}], "operator": "AND"}], "descriptions": [{"lang": "en", "value": "A stack buffer overflow vulnerability has been reported to affect QNAP device running NVR Storage Expansion. If exploited, this vulnerability allows attackers to execute arbitrary code. We have already fixed this vulnerability in the following versions of NVR Storage Expansion: NVR Storage Expansion 1.0.6 ( 2021/08/03 ) and later"}, {"lang": "es", "value": "Se ha reportado de una vulnerabilidad de desbordamiento del b\u00fafer de la pila que afecta al dispositivo QNAP que ejecuta NVR Storage Expansion. Si es explotado, esta vulnerabilidad permite a atacantes ejecutar c\u00f3digo arbitrario. Ya hemos corregido esta vulnerabilidad en las siguientes versiones de NVR Storage Expansion: NVR Storage Expansion 1.0.6 (03/08/2021) y posteriores"}], "id": "CVE-2021-34346", "lastModified": "2024-11-21T06:10:12.817", "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": "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": "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": "2021-09-10T04:15:18.883", "references": [{"source": "security@qnapsecurity.com.tw", "tags": ["Vendor Advisory"], "url": "https://www.qnap.com/en/security-advisory/qsa-21-36"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "https://www.qnap.com/en/security-advisory/qsa-21-36"}], "sourceIdentifier": "security@qnapsecurity.com.tw", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-787"}], "source": "security@qnapsecurity.com.tw", "type": "Secondary"}, {"description": [{"lang": "en", "value": "CWE-787"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{}

{}