{"containers": {"cna": {"title": "Windows dnsrslvr.dll Elevation of Privilege Vulnerability", "datePublic": "2020-09-08T07:00:00.000Z", "affected": [{"vendor": "Microsoft", "product": "Windows 10 Version 2004", "cpes": ["cpe:2.3:o:microsoft:windows_10_1809:*:*:*:*:*:*:x64:*"], "platforms": ["32-bit Systems", "ARM64-based Systems", "x64-based Systems"], "versions": [{"version": "10.0.0", "lessThan": "publication", "versionType": "custom", "status": "affected"}]}, {"vendor": "Microsoft", "product": "Windows Server version 2004", "cpes": ["cpe:2.3:o:microsoft:windows_server_2004:*:*:*:*:*:*:*:*"], "platforms": ["x64-based Systems"], "versions": [{"version": "10.0.0", "lessThan": "publication", "versionType": "custom", "status": "affected"}]}, {"vendor": "Microsoft", "product": "Windows 10 Version 1803", "cpes": ["cpe:2.3:o:microsoft:windows_10_1809:*:*:*:*:*:*:x64:*", "cpe:2.3:o:microsoft:windows_10_1803:*:*:*:*:*:*:x64:*", "cpe:2.3:o:microsoft:windows_10_1803:*:*:*:*:*:*:arm64:*"], "platforms": ["32-bit Systems", "x64-based Systems", "ARM64-based Systems"], "versions": [{"version": "10.0.0", "lessThan": "publication", "versionType": "custom", "status": "affected"}]}, {"vendor": "Microsoft", "product": "Windows 10 Version 1809", "cpes": ["cpe:2.3:o:microsoft:windows_10_1809:*:*:*:*:*:*:x86:*", "cpe:2.3:o:microsoft:windows_10_1809:*:*:*:*:*:*:x64:*", "cpe:2.3:o:microsoft:windows_10_1809:*:*:*:*:*:*:arm64:*"], "platforms": ["32-bit Systems", "x64-based Systems", "ARM64-based Systems"], "versions": [{"version": "10.0.0", "lessThan": "publication", "versionType": "custom", "status": "affected"}]}, {"vendor": "Microsoft", "product": "Windows Server 2019", "cpes": ["cpe:2.3:o:microsoft:windows_server_2019:*:*:*:*:*:*:*:*"], "platforms": ["x64-based Systems"], "versions": [{"version": "10.0.0", "lessThan": "publication", "versionType": "custom", "status": "affected"}]}, {"vendor": "Microsoft", "product": "Windows Server 2019 (Server Core installation)", "cpes": ["cpe:2.3:o:microsoft:windows_server_2019:*:*:*:*:*:*:*:*"], "platforms": ["x64-based Systems"], "versions": [{"version": "10.0.0", "lessThan": "publication", "versionType": "custom", "status": "affected"}]}, {"vendor": "Microsoft", "product": "Windows 10 Version 1909", "cpes": ["cpe:2.3:o:microsoft:windows_10_1909:*:*:*:*:*:*:x86:*", "cpe:2.3:o:microsoft:windows_10_1909:*:*:*:*:*:*:x64:*", "cpe:2.3:o:microsoft:windows_10_1809:*:*:*:*:*:*:x64:*"], "platforms": ["32-bit Systems", "x64-based Systems", "ARM64-based Systems"], "versions": [{"version": "10.0.0", "lessThan": "publication", "versionType": "custom", "status": "affected"}]}, {"vendor": "Microsoft", "product": "Windows Server, version 1909 (Server Core installation)", "cpes": ["cpe:2.3:o:microsoft:windows_server_1909:*:*:*:*:*:*:*:*"], "platforms": ["x64-based Systems"], "versions": [{"version": "10.0.0", "lessThan": "publication", "versionType": "custom", "status": "affected"}]}, {"vendor": "Microsoft", "product": "Windows 10 Version 1709 for 32-bit Systems", "cpes": ["cpe:2.3:o:microsoft:windows_10:1709:*:*:*:*:*:*:*"], "platforms": ["32-bit Systems"], "versions": [{"version": "10.0.0", "lessThan": "publication", "versionType": "custom", "status": "affected"}]}, {"vendor": "Microsoft", "product": "Windows 10 Version 1709", "cpes": ["cpe:2.3:o:microsoft:windows_10:1709:*:*:*:*:*:*:*"], "platforms": ["x64-based Systems", "ARM64-based Systems"], "versions": [{"version": "10.0.0", "lessThan": "publication", "versionType": "custom", "status": "affected"}]}, {"vendor": "Microsoft", "product": "Windows 10 Version 1903 for 32-bit Systems", "cpes": ["cpe:2.3:o:microsoft:windows_10:1903:*:*:*:*:*:*:*"], "platforms": ["Unknown"], "versions": [{"version": "10.0.0", "lessThan": "publication", "versionType": "custom", "status": "affected"}]}, {"vendor": "Microsoft", "product": "Windows 10 Version 1903 for x64-based Systems", "cpes": ["cpe:2.3:o:microsoft:windows_10:1903:*:*:*:*:*:*:*"], "platforms": ["Unknown"], "versions": [{"version": "10.0.0", "lessThan": "publication", "versionType": "custom", "status": "affected"}]}, {"vendor": "Microsoft", "product": "Windows 10 Version 1903 for ARM64-based Systems", "cpes": ["cpe:2.3:o:microsoft:windows_10:1903:*:*:*:*:*:*:*"], "platforms": ["Unknown"], "versions": [{"version": "10.0.0", "lessThan": "publication", "versionType": "custom", "status": "affected"}]}, {"vendor": "Microsoft", "product": "Windows Server, version 1903 (Server Core installation)", "cpes": ["cpe:2.3:o:microsoft:windows_server_1903:*:*:*:*:*:*:*:*"], "platforms": ["x64-based Systems"], "versions": [{"version": "10.0.0", "lessThan": "publication", "versionType": "custom", "status": "affected"}]}, {"vendor": "Microsoft", "product": "Windows 10 Version 1507", "cpes": ["cpe:2.3:o:microsoft:windows_10_1507:*:*:*:*:*:*:x86:*", "cpe:2.3:o:microsoft:windows_10_1507:*:*:*:*:*:*:x64:*"], "platforms": ["32-bit Systems", "x64-based Systems"], "versions": [{"version": "10.0.0", "lessThan": "publication", "versionType": "custom", "status": "affected"}]}, {"vendor": "Microsoft", "product": "Windows 10 Version 1607", "cpes": ["cpe:2.3:o:microsoft:windows_10_1607:*:*:*:*:*:*:x86:*", "cpe:2.3:o:microsoft:windows_10_1607:*:*:*:*:*:*:x64:*"], "platforms": ["32-bit Systems", "x64-based Systems"], "versions": [{"version": "10.0.0", "lessThan": "publication", "versionType": "custom", "status": "affected"}]}, {"vendor": "Microsoft", "product": "Windows Server 2016", "cpes": ["cpe:2.3:o:microsoft:windows_server_2016:*:*:*:*:*:*:*:*"], "platforms": ["x64-based Systems"], "versions": [{"version": "10.0.0", "lessThan": "publication", "versionType": "custom", "status": "affected"}]}, {"vendor": "Microsoft", "product": "Windows Server 2016 (Server Core installation)", "cpes": ["cpe:2.3:o:microsoft:windows_server_2016:*:*:*:*:*:*:*:*"], "platforms": ["x64-based Systems"], "versions": [{"version": "10.0.0", "lessThan": "publication", "versionType": "custom", "status": "affected"}]}], "descriptions": [{"value": "<p>An elevation of privilege vulnerability exists in the way that the dnsrslvr.dll handles objects in memory. An attacker who successfully exploited the vulnerability could execute code with elevated permissions.</p>\n<p>To exploit the vulnerability, a locally authenticated attacker could run a specially crafted application.</p>\n<p>The security update addresses the vulnerability by ensuring the dnsrslvr.dll properly handles objects in memory.</p>", "lang": "en-US"}], "problemTypes": [{"descriptions": [{"description": "Elevation of Privilege", "lang": "en-US", "type": "Impact"}]}], "providerMetadata": {"orgId": "f38d906d-7342-40ea-92c1-6c4a2c6478c8", "shortName": "microsoft", "dateUpdated": "2023-12-31T21:34:22.341Z"}, "references": [{"tags": ["x_refsource_MISC"], "url": "https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-0839"}], "metrics": [{"format": "CVSS", "scenarios": [{"lang": "en-US", "value": "GENERAL"}], "cvssV3_1": {"version": "3.1", "baseSeverity": "HIGH", "baseScore": 7.8, "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:O/RC:C"}}]}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-04T06:18:03.449Z"}, "title": "CVE Program Container", "references": [{"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-0839"}]}]}, "cveMetadata": {"assignerOrgId": "f38d906d-7342-40ea-92c1-6c4a2c6478c8", "assignerShortName": "microsoft", "cveId": "CVE-2020-0839", "datePublished": "2020-09-11T17:08:24.000Z", "dateReserved": "2019-11-04T00:00:00.000Z", "dateUpdated": "2024-08-04T06:18:03.449Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

{}

{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:microsoft:windows_10:-:*:*:*:*:*:x64:*", "matchCriteriaId": "084984D5-D241-497B-B118-50C6C1EAD468", "vulnerable": true}, {"criteria": "cpe:2.3:o:microsoft:windows_10:-:*:*:*:*:*:x86:*", "matchCriteriaId": "BA592626-F17C-4F46-823B-0947D102BBD2", "vulnerable": true}, {"criteria": "cpe:2.3:o:microsoft:windows_10:1607:*:*:*:*:*:x64:*", "matchCriteriaId": "897A48D7-FCA1-4560-AFBB-718AF19BA3A2", "vulnerable": true}, {"criteria": "cpe:2.3:o:microsoft:windows_10:1607:*:*:*:*:*:x86:*", "matchCriteriaId": "507EB48C-F479-424C-8ABA-C279AB4FE3F4", "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_10:2004:*:*:*:*:*:*:*", "matchCriteriaId": "AAE74AF3-C559-4645-A6C0-25C3D647AAC8", "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_2016:1903:*:*:*:*:*:*:*", "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_2016:2004:*:*:*:*:*:*:*", "matchCriteriaId": "0B60D940-80C7-49F0-8F4E-3F99AC15FA82", "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": "<p>An elevation of privilege vulnerability exists in the way that the dnsrslvr.dll handles objects in memory. An attacker who successfully exploited the vulnerability could execute code with elevated permissions.</p>\n<p>To exploit the vulnerability, a locally authenticated attacker could run a specially crafted application.</p>\n<p>The security update addresses the vulnerability by ensuring the dnsrslvr.dll properly handles objects in memory.</p>"}, {"lang": "es", "value": "Se presenta una vulnerabilidad de escalada de privilegios en la manera en que la biblioteca dnsrslvr.dll maneja objetos en memoria, tambi\u00e9n se conoce como \"Windows dnsrslvr.dll Elevation of Privilege Vulnerability\""}], "id": "CVE-2020-0839", "lastModified": "2026-02-23T17:18:42.340", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "LOW", "accessVector": "LOCAL", "authentication": "NONE", "availabilityImpact": "PARTIAL", "baseScore": 4.6, "confidentialityImpact": "PARTIAL", "integrityImpact": "PARTIAL", "vectorString": "AV:L/AC:L/Au:N/C:P/I:P/A:P", "version": "2.0"}, "exploitabilityScore": 3.9, "impactScore": 6.4, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 7.8, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 1.8, "impactScore": 5.9, "source": "secure@microsoft.com", "type": "Secondary"}, {"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 7.8, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 1.8, "impactScore": 5.9, "source": "nvd@nist.gov", "type": "Secondary"}]}, "published": "2020-09-11T17:15:14.137", "references": [{"source": "secure@microsoft.com", "tags": ["Patch", "Vendor Advisory"], "url": "https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-0839"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch", "Vendor Advisory"], "url": "https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-0839"}], "sourceIdentifier": "secure@microsoft.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "NVD-CWE-noinfo"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{}