CVE-2020-1113

{"id": "CVE-2020-1113", "cveTags": [], "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 9.3, "accessVector": "NETWORK", "vectorString": "AV:N/AC:M/Au:N/C:C/I:C/A:C", "authentication": "NONE", "integrityImpact": "COMPLETE", "accessComplexity": "MEDIUM", "availabilityImpact": "COMPLETE", "confidentialityImpact": "COMPLETE"}, "acInsufInfo": false, "impactScore": 10.0, "baseSeverity": "HIGH", "obtainAllPrivilege": false, "exploitabilityScore": 8.6, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}], "cvssMetricV31": [{"type": "Primary", "source": "secure@microsoft.com", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 5.3, "attackVector": "ADJACENT_NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "HIGH", "availabilityImpact": "NONE", "privilegesRequired": "NONE", "confidentialityImpact": "NONE"}, "impactScore": 3.6, "exploitabilityScore": 1.6}, {"type": "Secondary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 7.5, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "HIGH", "availabilityImpact": "HIGH", "privilegesRequired": "LOW", "confidentialityImpact": "HIGH"}, "impactScore": 5.9, "exploitabilityScore": 1.6}]}, "affected": [{"source": "secure@microsoft.com", "affectedData": [{"vendor": "Microsoft", "product": "Windows 10 Version 1507", "versions": [{"status": "affected", "version": "10.0.10240.0", "lessThan": "publication", "versionType": "custom"}], "platforms": ["32-bit Systems", "x64-based Systems"]}, {"vendor": "Microsoft", "product": "Windows 10 Version 1607", "versions": [{"status": "affected", "version": "10.0.14393.0", "lessThan": "publication", "versionType": "custom"}], "platforms": ["32-bit Systems", "x64-based Systems"]}, {"vendor": "Microsoft", "product": "Windows 10 Version 1709", "versions": [{"status": "affected", "version": "10.0.0", "lessThan": "publication", "versionType": "custom"}], "platforms": ["ARM64-based Systems", "x64-based Systems"]}, {"vendor": "Microsoft", "product": "Windows 10 Version 1709 for 32-bit Systems", "versions": [{"status": "affected", "version": "10.0.0", "lessThan": "publication", "versionType": "custom"}], "platforms": ["32-bit Systems"]}, {"vendor": "Microsoft", "product": "Windows 10 Version 1803", "versions": [{"status": "affected", "version": "10.0.0", "lessThan": "publication", "versionType": "custom"}], "platforms": ["32-bit Systems", "ARM64-based Systems", "x64-based Systems"]}, {"vendor": "Microsoft", "product": "Windows 10 Version 1809", "versions": [{"status": "affected", "version": "10.0.17763.0", "lessThan": "publication", "versionType": "custom"}], "platforms": ["32-bit Systems", "x64-based Systems"]}, {"vendor": "Microsoft", "product": "Windows 10 Version 1809", "versions": [{"status": "affected", "version": "10.0.0", "lessThan": "publication", "versionType": "custom"}], "platforms": ["ARM64-based Systems"]}, {"vendor": "Microsoft", "product": "Windows 10 Version 1903 for 32-bit Systems", "versions": [{"status": "affected", "version": "10.0.0", "lessThan": "publication", "versionType": "custom"}]}, {"vendor": "Microsoft", "product": "Windows 10 Version 1903 for ARM64-based Systems", "versions": [{"status": "affected", "version": "10.0.0", "lessThan": "publication", "versionType": "custom"}]}, {"vendor": "Microsoft", "product": "Windows 10 Version 1903 for x64-based Systems", "versions": [{"status": "affected", "version": "10.0.0", "lessThan": "publication", "versionType": "custom"}]}, {"vendor": "Microsoft", "product": "Windows 10 Version 1909", "versions": [{"status": "affected", "version": "10.0.0", "lessThan": "publication", "versionType": "custom"}], "platforms": ["32-bit Systems", "ARM64-based Systems", "x64-based Systems"]}, {"vendor": "Microsoft", "product": "Windows 7", "versions": [{"status": "affected", "version": "6.1.0", "lessThan": "publication", "versionType": "custom"}], "platforms": ["32-bit Systems"]}, {"vendor": "Microsoft", "product": "Windows 7 Service Pack 1", "versions": [{"status": "affected", "version": "6.1.0", "lessThan": "publication", "versionType": "custom"}], "platforms": ["x64-based Systems"]}, {"vendor": "Microsoft", "product": "Windows 8.1", "versions": [{"status": "affected", "version": "6.3.0", "lessThan": "publication", "versionType": "custom"}], "platforms": ["32-bit Systems", "ARM64-based Systems", "x64-based Systems"]}, {"vendor": "Microsoft", "product": "Windows Server 2008 R2 Service Pack 1", "versions": [{"status": "affected", "version": "6.1.7601.0", "lessThan": "publication", "versionType": "custom"}], "platforms": ["x64-based Systems"]}, {"vendor": "Microsoft", "product": "Windows Server 2008 R2 Service Pack 1 (Server Core installation)", "versions": [{"status": "affected", "version": "6.1.7601.0", "lessThan": "publication", "versionType": "custom"}], "platforms": ["x64-based Systems"]}, {"vendor": "Microsoft", "product": "Windows Server 2008 Service Pack 2", "versions": [{"status": "affected", "version": "6.0.6003.0", "lessThan": "publication", "versionType": "custom"}], "platforms": ["32-bit Systems", "x64-based Systems"]}, {"vendor": "Microsoft", "product": "Windows Server 2008 Service Pack 2 (Server Core installation)", "versions": [{"status": "affected", "version": "6.0.6003.0", "lessThan": "publication", "versionType": "custom"}], "platforms": ["32-bit Systems", "x64-based Systems"]}, {"vendor": "Microsoft", "product": "Windows Server 2012", "versions": [{"status": "affected", "version": "6.2.9200.0", "lessThan": "publication", "versionType": "custom"}], "platforms": ["x64-based Systems"]}, {"vendor": "Microsoft", "product": "Windows Server 2012 (Server Core installation)", "versions": [{"status": "affected", "version": "6.2.9200.0", "lessThan": "publication", "versionType": "custom"}], "platforms": ["x64-based Systems"]}, {"vendor": "Microsoft", "product": "Windows Server 2012 R2", "versions": [{"status": "affected", "version": "6.3.9600.0", "lessThan": "publication", "versionType": "custom"}], "platforms": ["x64-based Systems"]}, {"vendor": "Microsoft", "product": "Windows Server 2012 R2 (Server Core installation)", "versions": [{"status": "affected", "version": "6.3.9600.0", "lessThan": "publication", "versionType": "custom"}], "platforms": ["x64-based Systems"]}, {"vendor": "Microsoft", "product": "Windows Server 2016", "versions": [{"status": "affected", "version": "10.0.14393.0", "lessThan": "publication", "versionType": "custom"}], "platforms": ["x64-based Systems"]}, {"vendor": "Microsoft", "product": "Windows Server 2016 (Server Core installation)", "versions": [{"status": "affected", "version": "10.0.14393.0", "lessThan": "publication", "versionType": "custom"}], "platforms": ["x64-based Systems"]}, {"vendor": "Microsoft", "product": "Windows Server 2019", "versions": [{"status": "affected", "version": "10.0.17763.0", "lessThan": "publication", "versionType": "custom"}], "platforms": ["x64-based Systems"]}, {"vendor": "Microsoft", "product": "Windows Server 2019 (Server Core installation)", "versions": [{"status": "affected", "version": "10.0.17763.0", "lessThan": "publication", "versionType": "custom"}], "platforms": ["x64-based Systems"]}, {"vendor": "Microsoft", "product": "Windows Server, version 1803 (Server Core Installation)", "versions": [{"status": "affected", "version": "10.0.0", "lessThan": "publication", "versionType": "custom"}], "platforms": ["x64-based Systems"]}, {"vendor": "Microsoft", "product": "Windows Server, version 1903 (Server Core installation)", "versions": [{"status": "affected", "version": "10.0.0", "lessThan": "publication", "versionType": "custom"}], "platforms": ["x64-based Systems"]}, {"vendor": "Microsoft", "product": "Windows Server, version 1909 (Server Core installation)", "versions": [{"status": "affected", "version": "10.0.0", "lessThan": "publication", "versionType": "custom"}], "platforms": ["x64-based Systems"]}]}], "published": "2020-05-21T23:15:15.197", "references": [{"url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2020-1113", "source": "secure@microsoft.com"}, {"url": "https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-1113", "tags": ["Patch", "Vendor Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}], "vulnStatus": "Modified", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-295"}]}], "descriptions": [{"lang": "en", "value": "A security feature bypass vulnerability exists in Microsoft Windows when the Task Scheduler service fails to properly verify client connections over RPC. An attacker who successfully exploited this vulnerability could run arbitrary code as an administrator. An attacker could then install programs; view, change, or delete data; or create new accounts with full user rights.\nTo exploit this vulnerability, a man-in-the-middle attacker would need to send a specially crafted request to a vulnerable system.\nThe security update addresses the vulnerability by correcting how the Task Scheduler service validates connections."}, {"lang": "es", "value": "Se presenta una vulnerabilidad de omisi\u00f3n de la caracter\u00edstica de seguridad en Microsoft Windows cuando el servicio Task Scheduler presenta un fallo al verificar apropiadamente las conexiones del cliente por medio de una RPC, tambi\u00e9n se conoce como \"Windows Task Scheduler Security Feature Bypass Vulnerability\"."}], "lastModified": "2026-08-19T17:17:19.283", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:microsoft:windows_10:-:*:*:*:*:*:x64:*", "vulnerable": true, "matchCriteriaId": "084984D5-D241-497B-B118-50C6C1EAD468"}, {"criteria": "cpe:2.3:o:microsoft:windows_10:-:*:*:*:*:*:x86:*", "vulnerable": true, "matchCriteriaId": "BA592626-F17C-4F46-823B-0947D102BBD2"}, {"criteria": "cpe:2.3:o:microsoft:windows_10:1607:*:*:*:*:*:x64:*", "vulnerable": true, "matchCriteriaId": "897A48D7-FCA1-4560-AFBB-718AF19BA3A2"}, {"criteria": "cpe:2.3:o:microsoft:windows_10:1607:*:*:*:*:*:x86:*", "vulnerable": true, "matchCriteriaId": "507EB48C-F479-424C-8ABA-C279AB4FE3F4"}, {"criteria": "cpe:2.3:o:microsoft:windows_10:1709:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "83B14968-3985-43C3-ACE5-8307196EFAE3"}, {"criteria": "cpe:2.3:o:microsoft:windows_10:1803:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "7CB85C75-4D35-480E-843D-60579EC75FCB"}, {"criteria": "cpe:2.3:o:microsoft:windows_10:1809:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "6B8F3DD2-A145-4AF1-8545-CC42892DA3D1"}, {"criteria": "cpe:2.3:o:microsoft:windows_10:1903:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "3FB5CDAE-C713-4D9D-9D6A-2C2E8924A4BB"}, {"criteria": "cpe:2.3:o:microsoft:windows_10:1909:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "E9273B95-20ED-4547-B0A8-95AD15B30372"}, {"criteria": "cpe:2.3:o:microsoft:windows_7:-:sp1:*:*:*:*:x64:*", "vulnerable": true, "matchCriteriaId": "7FE8B00B-4F39-4755-A323-8AD71F5E3EBE"}, {"criteria": "cpe:2.3:o:microsoft:windows_7:-:sp1:*:*:*:*:x86:*", "vulnerable": true, "matchCriteriaId": "06BBFA69-94E2-4BAB-AFD3-BC434B11D106"}, {"criteria": "cpe:2.3:o:microsoft:windows_8.1:-:*:*:*:*:*:x64:*", "vulnerable": true, "matchCriteriaId": "C936FD4F-959C-43B8-9917-E2A0DF4A8793"}, {"criteria": "cpe:2.3:o:microsoft:windows_8.1:-:*:*:*:*:*:x86:*", "vulnerable": true, "matchCriteriaId": "DF8ABB14-84CF-4BBC-99C9-DA6C0F7A0619"}, {"criteria": "cpe:2.3:o:microsoft:windows_rt_8.1:-:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "C6CE5198-C498-4672-AF4C-77AB4BE06C5C"}, {"criteria": "cpe:2.3:o:microsoft:windows_server_2008:-:sp2:itanium:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "7AE15F6C-80F6-43A6-86DA-B92116A697A0"}, {"criteria": "cpe:2.3:o:microsoft:windows_server_2008:-:sp2:x64:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "2C9B0563-D613-497D-8F2E-515E6DA00CA5"}, {"criteria": "cpe:2.3:o:microsoft:windows_server_2008:-:sp2:x86:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "BA99C751-91CB-43D4-93FF-1C12342CAF1E"}, {"criteria": "cpe:2.3:o:microsoft:windows_server_2012:-:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "A7DF96F8-BA6A-4780-9CA3-F719B3F81074"}, {"criteria": "cpe:2.3:o:microsoft:windows_server_2012:r2:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "DB18C4CE-5917-401E-ACF7-2747084FD36E"}, {"criteria": "cpe:2.3:o:microsoft:windows_server_2016:-:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "041FF8BA-0B12-4A1F-B4BF-9C4F33B7C1E7"}, {"criteria": "cpe:2.3:o:microsoft:windows_server_2019:-:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "DB79EE26-FC32-417D-A49C-A1A63165A968"}, {"criteria": "cpe:2.3:o:microsoft:windows_server_2019:1903:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "587088E1-75CC-43A5-A3E3-83D1AA2F10D3"}, {"criteria": "cpe:2.3:o:microsoft:windows_server_2019:1909:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "9C5D9764-AD4B-4F86-BDAB-188896D9D02B"}], "operator": "OR"}]}], "sourceIdentifier": "secure@microsoft.com"}