CVE-2020-0993

{"containers": {"cna": {"affected": [{"product": "Windows", "vendor": "Microsoft", "versions": [{"status": "affected", "version": "10 Version 1803 for 32-bit Systems"}, {"status": "affected", "version": "10 Version 1803 for x64-based Systems"}, {"status": "affected", "version": "10 Version 1803 for ARM64-based Systems"}, {"status": "affected", "version": "10 Version 1809 for 32-bit Systems"}, {"status": "affected", "version": "10 Version 1809 for x64-based Systems"}, {"status": "affected", "version": "10 Version 1809 for ARM64-based Systems"}, {"status": "affected", "version": "10 Version 1709 for 32-bit Systems"}, {"status": "affected", "version": "10 Version 1709 for x64-based Systems"}, {"status": "affected", "version": "10 Version 1709 for ARM64-based Systems"}, {"status": "affected", "version": "10 for 32-bit Systems"}, {"status": "affected", "version": "10 for x64-based Systems"}, {"status": "affected", "version": "10 Version 1607 for 32-bit Systems"}, {"status": "affected", "version": "10 Version 1607 for x64-based Systems"}, {"status": "affected", "version": "7 for 32-bit Systems Service Pack 1"}, {"status": "affected", "version": "7 for x64-based Systems Service Pack 1"}, {"status": "affected", "version": "8.1 for 32-bit systems"}, {"status": "affected", "version": "8.1 for x64-based systems"}, {"status": "affected", "version": "RT 8.1"}]}, {"product": "Windows Server", "vendor": "Microsoft", "versions": [{"status": "affected", "version": "version 1803 (Core Installation)"}, {"status": "affected", "version": "2019"}, {"status": "affected", "version": "2019 (Core installation)"}, {"status": "affected", "version": "2016"}, {"status": "affected", "version": "2016 (Core installation)"}, {"status": "affected", "version": "2008 R2 for Itanium-Based Systems Service Pack 1"}, {"status": "affected", "version": "2008 R2 for x64-based Systems Service Pack 1"}, {"status": "affected", "version": "2008 R2 for x64-based Systems Service Pack 1 (Core installation)"}, {"status": "affected", "version": "2012"}, {"status": "affected", "version": "2012 (Core installation)"}, {"status": "affected", "version": "2012 R2"}, {"status": "affected", "version": "2012 R2 (Core installation)"}]}, {"product": "Windows 10 Version 1909 for 32-bit Systems", "vendor": "Microsoft", "versions": [{"status": "affected", "version": "unspecified"}]}, {"product": "Windows 10 Version 1909 for x64-based Systems", "vendor": "Microsoft", "versions": [{"status": "affected", "version": "unspecified"}]}, {"product": "Windows 10 Version 1909 for ARM64-based Systems", "vendor": "Microsoft", "versions": [{"status": "affected", "version": "unspecified"}]}, {"product": "Windows Server, version 1909 (Server Core installation)", "vendor": "Microsoft", "versions": [{"status": "affected", "version": "unspecified"}]}, {"product": "Windows 10 Version 1903 for 32-bit Systems", "vendor": "Microsoft", "versions": [{"status": "affected", "version": "unspecified"}]}, {"product": "Windows 10 Version 1903 for x64-based Systems", "vendor": "Microsoft", "versions": [{"status": "affected", "version": "unspecified"}]}, {"product": "Windows 10 Version 1903 for ARM64-based Systems", "vendor": "Microsoft", "versions": [{"status": "affected", "version": "unspecified"}]}, {"product": "Windows Server, version 1903 (Server Core installation)", "vendor": "Microsoft", "versions": [{"status": "affected", "version": "unspecified"}]}], "descriptions": [{"lang": "en", "value": "A denial of service vulnerability exists in Windows DNS when it fails to properly handle queries, aka 'Windows DNS Denial of Service Vulnerability'."}], "problemTypes": [{"descriptions": [{"description": "Denial of Service", "lang": "en", "type": "text"}]}], "providerMetadata": {"dateUpdated": "2020-04-15T15:13:17.000Z", "orgId": "f38d906d-7342-40ea-92c1-6c4a2c6478c8", "shortName": "microsoft"}, "references": [{"tags": ["x_refsource_MISC"], "url": "https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-0993"}], "x_legacyV4Record": {"CVE_data_meta": {"ASSIGNER": "secure@microsoft.com", "ID": "CVE-2020-0993", "STATE": "PUBLIC"}, "affects": {"vendor": {"vendor_data": [{"product": {"product_data": [{"product_name": "Windows", "version": {"version_data": [{"version_value": "10 Version 1803 for 32-bit Systems"}, {"version_value": "10 Version 1803 for x64-based Systems"}, {"version_value": "10 Version 1803 for ARM64-based Systems"}, {"version_value": "10 Version 1809 for 32-bit Systems"}, {"version_value": "10 Version 1809 for x64-based Systems"}, {"version_value": "10 Version 1809 for ARM64-based Systems"}, {"version_value": "10 Version 1709 for 32-bit Systems"}, {"version_value": "10 Version 1709 for x64-based Systems"}, {"version_value": "10 Version 1709 for ARM64-based Systems"}, {"version_value": "10 for 32-bit Systems"}, {"version_value": "10 for x64-based Systems"}, {"version_value": "10 Version 1607 for 32-bit Systems"}, {"version_value": "10 Version 1607 for x64-based Systems"}, {"version_value": "7 for 32-bit Systems Service Pack 1"}, {"version_value": "7 for x64-based Systems Service Pack 1"}, {"version_value": "8.1 for 32-bit systems"}, {"version_value": "8.1 for x64-based systems"}, {"version_value": "RT 8.1"}]}}, {"product_name": "Windows Server", "version": {"version_data": [{"version_value": "version 1803 (Core Installation)"}, {"version_value": "2019"}, {"version_value": "2019 (Core installation)"}, {"version_value": "2016"}, {"version_value": "2016 (Core installation)"}, {"version_value": "2008 R2 for Itanium-Based Systems Service Pack 1"}, {"version_value": "2008 R2 for x64-based Systems Service Pack 1"}, {"version_value": "2008 R2 for x64-based Systems Service Pack 1 (Core installation)"}, {"version_value": "2012"}, {"version_value": "2012 (Core installation)"}, {"version_value": "2012 R2"}, {"version_value": "2012 R2 (Core installation)"}]}}, {"product_name": "Windows 10 Version 1909 for 32-bit Systems", "version": {"version_data": [{"version_value": ""}]}}, {"product_name": "Windows 10 Version 1909 for x64-based Systems", "version": {"version_data": [{"version_value": ""}]}}, {"product_name": "Windows 10 Version 1909 for ARM64-based Systems", "version": {"version_data": [{"version_value": ""}]}}, {"product_name": "Windows Server, version 1909 (Server Core installation)", "version": {"version_data": [{"version_value": ""}]}}, {"product_name": "Windows 10 Version 1903 for 32-bit Systems", "version": {"version_data": [{"version_value": ""}]}}, {"product_name": "Windows 10 Version 1903 for x64-based Systems", "version": {"version_data": [{"version_value": ""}]}}, {"product_name": "Windows 10 Version 1903 for ARM64-based Systems", "version": {"version_data": [{"version_value": ""}]}}, {"product_name": "Windows Server, version 1903 (Server Core installation)", "version": {"version_data": [{"version_value": ""}]}}]}, "vendor_name": "Microsoft"}]}}, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": {"description_data": [{"lang": "eng", "value": "A denial of service vulnerability exists in Windows DNS when it fails to properly handle queries, aka 'Windows DNS Denial of Service Vulnerability'."}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "Denial of Service"}]}]}, "references": {"reference_data": [{"name": "https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-0993", "refsource": "MISC", "url": "https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-0993"}]}}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-04T06:18:03.618Z"}, "title": "CVE Program Container", "references": [{"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-0993"}]}]}, "cveMetadata": {"assignerOrgId": "f38d906d-7342-40ea-92c1-6c4a2c6478c8", "assignerShortName": "microsoft", "cveId": "CVE-2020-0993", "datePublished": "2020-04-15T15:13:17.000Z", "dateReserved": "2019-11-04T00:00:00.000Z", "dateUpdated": "2024-08-04T06:18:03.618Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

{}

{"affected": [{"affectedData": [{"product": "Windows", "vendor": "Microsoft", "versions": [{"status": "affected", "version": "10 Version 1803 for 32-bit Systems"}, {"status": "affected", "version": "10 Version 1803 for x64-based Systems"}, {"status": "affected", "version": "10 Version 1803 for ARM64-based Systems"}, {"status": "affected", "version": "10 Version 1809 for 32-bit Systems"}, {"status": "affected", "version": "10 Version 1809 for x64-based Systems"}, {"status": "affected", "version": "10 Version 1809 for ARM64-based Systems"}, {"status": "affected", "version": "10 Version 1709 for 32-bit Systems"}, {"status": "affected", "version": "10 Version 1709 for x64-based Systems"}, {"status": "affected", "version": "10 Version 1709 for ARM64-based Systems"}, {"status": "affected", "version": "10 for 32-bit Systems"}, {"status": "affected", "version": "10 for x64-based Systems"}, {"status": "affected", "version": "10 Version 1607 for 32-bit Systems"}, {"status": "affected", "version": "10 Version 1607 for x64-based Systems"}, {"status": "affected", "version": "7 for 32-bit Systems Service Pack 1"}, {"status": "affected", "version": "7 for x64-based Systems Service Pack 1"}, {"status": "affected", "version": "8.1 for 32-bit systems"}, {"status": "affected", "version": "8.1 for x64-based systems"}, {"status": "affected", "version": "RT 8.1"}]}, {"product": "Windows Server", "vendor": "Microsoft", "versions": [{"status": "affected", "version": "version 1803 (Core Installation)"}, {"status": "affected", "version": "2019"}, {"status": "affected", "version": "2019 (Core installation)"}, {"status": "affected", "version": "2016"}, {"status": "affected", "version": "2016 (Core installation)"}, {"status": "affected", "version": "2008 R2 for Itanium-Based Systems Service Pack 1"}, {"status": "affected", "version": "2008 R2 for x64-based Systems Service Pack 1"}, {"status": "affected", "version": "2008 R2 for x64-based Systems Service Pack 1 (Core installation)"}, {"status": "affected", "version": "2012"}, {"status": "affected", "version": "2012 (Core installation)"}, {"status": "affected", "version": "2012 R2"}, {"status": "affected", "version": "2012 R2 (Core installation)"}]}, {"product": "Windows 10 Version 1909 for 32-bit Systems", "vendor": "Microsoft", "versions": [{"status": "affected", "version": "unspecified"}]}, {"product": "Windows 10 Version 1909 for x64-based Systems", "vendor": "Microsoft", "versions": [{"status": "affected", "version": "unspecified"}]}, {"product": "Windows 10 Version 1909 for ARM64-based Systems", "vendor": "Microsoft", "versions": [{"status": "affected", "version": "unspecified"}]}, {"product": "Windows Server, version 1909 (Server Core installation)", "vendor": "Microsoft", "versions": [{"status": "affected", "version": "unspecified"}]}, {"product": "Windows 10 Version 1903 for 32-bit Systems", "vendor": "Microsoft", "versions": [{"status": "affected", "version": "unspecified"}]}, {"product": "Windows 10 Version 1903 for x64-based Systems", "vendor": "Microsoft", "versions": [{"status": "affected", "version": "unspecified"}]}, {"product": "Windows 10 Version 1903 for ARM64-based Systems", "vendor": "Microsoft", "versions": [{"status": "affected", "version": "unspecified"}]}, {"product": "Windows Server, version 1903 (Server Core installation)", "vendor": "Microsoft", "versions": [{"status": "affected", "version": "unspecified"}]}], "source": "secure@microsoft.com"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:microsoft:windows_10:-:*:*:*:*:*:*:*", "matchCriteriaId": "21540673-614A-4D40-8BD7-3F07723803B0", "vulnerable": true}, {"criteria": "cpe:2.3:o:microsoft:windows_10:1607:*:*:*:*:*:*:*", "matchCriteriaId": "E01A4CCA-4C43-46E0-90E6-3E4DBFBACD64", "vulnerable": true}, {"criteria": "cpe:2.3:o:microsoft:windows_10:1709:*:*:*:*:*:*:*", "matchCriteriaId": "83B14968-3985-43C3-ACE5-8307196EFAE3", "vulnerable": true}, {"criteria": "cpe:2.3:o:microsoft:windows_10:1803:*:*:*:*:*:*:*", "matchCriteriaId": "7CB85C75-4D35-480E-843D-60579EC75FCB", "vulnerable": true}, {"criteria": "cpe:2.3:o:microsoft:windows_10:1809:*:*:*:*:*:*:*", "matchCriteriaId": "6B8F3DD2-A145-4AF1-8545-CC42892DA3D1", "vulnerable": true}, {"criteria": "cpe:2.3:o:microsoft:windows_10:1903:*:*:*:*:*:*:*", "matchCriteriaId": "3FB5CDAE-C713-4D9D-9D6A-2C2E8924A4BB", "vulnerable": true}, {"criteria": "cpe:2.3:o:microsoft:windows_10:1909:*:*:*:*:*:*:*", "matchCriteriaId": "E9273B95-20ED-4547-B0A8-95AD15B30372", "vulnerable": true}, {"criteria": "cpe:2.3:o:microsoft:windows_7:-:sp1:*:*:*:*:*:*", "matchCriteriaId": "C2B1C231-DE19-4B8F-A4AA-5B3A65276E46", "vulnerable": true}, {"criteria": "cpe:2.3:o:microsoft:windows_8.1:-:*:*:*:*:*:*:*", "matchCriteriaId": "E93068DB-549B-45AB-8E5C-00EB5D8B5CF8", "vulnerable": true}, {"criteria": "cpe:2.3:o:microsoft:windows_rt_8.1:-:*:*:*:*:*:*:*", "matchCriteriaId": "C6CE5198-C498-4672-AF4C-77AB4BE06C5C", "vulnerable": true}, {"criteria": "cpe:2.3:o:microsoft:windows_server_2008:r2:sp1:*:*:*:*:itanium:*", "matchCriteriaId": "B320A104-9037-487E-BC9A-62B4A6B49FD0", "vulnerable": true}, {"criteria": "cpe:2.3:o:microsoft:windows_server_2008:r2:sp1:*:*:*:*:x64:*", "matchCriteriaId": "AF07A81D-12E5-4B1D-BFF9-C8D08C32FF4F", "vulnerable": true}, {"criteria": "cpe:2.3:o:microsoft:windows_server_2012:-:*:*:*:*:*:*:*", "matchCriteriaId": "A7DF96F8-BA6A-4780-9CA3-F719B3F81074", "vulnerable": true}, {"criteria": "cpe:2.3:o:microsoft:windows_server_2012:r2:*:*:*:*:*:*:*", "matchCriteriaId": "DB18C4CE-5917-401E-ACF7-2747084FD36E", "vulnerable": true}, {"criteria": "cpe:2.3:o:microsoft:windows_server_2016:-:*:*:*:*:*:*:*", "matchCriteriaId": "041FF8BA-0B12-4A1F-B4BF-9C4F33B7C1E7", "vulnerable": true}, {"criteria": "cpe:2.3:o:microsoft:windows_server_2016:1803:*:*:*:*:*:*:*", "matchCriteriaId": "CAACE735-003E-4ACB-A82E-C0CF97D7F013", "vulnerable": true}, {"criteria": "cpe:2.3:o:microsoft:windows_server_2016:1903:*:*:*:*:*:*:*", "matchCriteriaId": "5B921FDB-8E7D-427E-82BE-4432585080CF", "vulnerable": true}, {"criteria": "cpe:2.3:o:microsoft:windows_server_2016:1909:*:*:*:*:*:*:*", "matchCriteriaId": "C253A63F-03AB-41CB-A03A-B2674DEA98AA", "vulnerable": true}, {"criteria": "cpe:2.3:o:microsoft:windows_server_2019:-:*:*:*:*:*:*:*", "matchCriteriaId": "DB79EE26-FC32-417D-A49C-A1A63165A968", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "A denial of service vulnerability exists in Windows DNS when it fails to properly handle queries, aka 'Windows DNS Denial of Service Vulnerability'."}, {"lang": "es", "value": "Hay una vulnerabilidad de denegaci\u00f3n de servicio en Windows DNS cuando falla al manejar apropiadamente las consultas, tambi\u00e9n se conoce como \"Windows DNS Denial of Service Vulnerability\"."}], "id": "CVE-2020-0993", "lastModified": "2026-06-17T02:47:09.500", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "SINGLE", "availabilityImpact": "COMPLETE", "baseScore": 6.8, "confidentialityImpact": "NONE", "integrityImpact": "NONE", "vectorString": "AV:N/AC:L/Au:S/C:N/I:N/A:C", "version": "2.0"}, "exploitabilityScore": 8.0, "impactScore": 6.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 6.5, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "version": "3.1"}, "exploitabilityScore": 2.8, "impactScore": 3.6, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2020-04-15T15:15:19.340", "references": [{"source": "secure@microsoft.com", "tags": ["Patch", "Vendor Advisory"], "url": "https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-0993"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch", "Vendor Advisory"], "url": "https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-0993"}], "sourceIdentifier": "secure@microsoft.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "NVD-CWE-noinfo"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{}

{}