{"containers": {"cna": {"title": "Microsoft Office Elevation of Privilege Vulnerability", "datePublic": "2020-07-14T07:00:00+00:00", "affected": [{"vendor": "Microsoft", "product": "Skype for Business Server 2019 CU2", "cpes": ["cpe:2.3:a:microsoft:skype_for_business_server:2019:cu2:*:*:*:*:*:*"], "platforms": ["Unknown"], "versions": [{"version": "7.0.0", "lessThan": "publication", "versionType": "custom", "status": "affected"}]}, {"vendor": "Microsoft", "product": "Skype for Business Server 2015 CU 8", "cpes": ["cpe:2.3:a:microsoft:skype_for_business_server:2015:cu8:*:*:*:*:*:*"], "platforms": ["Unknown"], "versions": [{"version": "2015 CU 8", "lessThan": "publication", "versionType": "custom", "status": "affected"}]}, {"vendor": "Microsoft", "product": "Microsoft Lync Server 2013", "cpes": ["cpe:2.3:a:microsoft:lync_server:2013:*:*:*:*:*:*:*"], "platforms": ["Unknown"], "versions": [{"version": "0", "lessThan": "publication", "versionType": "custom", "status": "affected"}]}, {"vendor": "Microsoft", "product": "Microsoft SharePoint Enterprise Server 2016", "cpes": ["cpe:2.3:a:microsoft:sharepoint_server:2016:*:*:*:enterprise:*:*:*"], "platforms": ["x64-based Systems"], "versions": [{"version": "16.0.0", "lessThan": "publication", "versionType": "custom", "status": "affected"}]}, {"vendor": "Microsoft", "product": "Microsoft SharePoint Server 2019", "cpes": ["cpe:2.3:a:microsoft:sharepoint_server:2019:*:*:*:*:*:*:*"], "platforms": ["x64-based Systems"], "versions": [{"version": "16.0.0", "lessThan": "publication", "versionType": "custom", "status": "affected"}]}, {"vendor": "Microsoft", "product": "Microsoft SharePoint Foundation 2013 Service Pack 1", "cpes": ["cpe:2.3:a:microsoft:sharepoint_foundation:2013:sp1:*:*:*:*:*:*"], "platforms": ["x64-based Systems"], "versions": [{"version": "15.0.0", "lessThan": "publication", "versionType": "custom", "status": "affected"}]}], "descriptions": [{"value": "An elevation of privilege vulnerability exists when Microsoft SharePoint Server and Skype for Business Server improperly handle OAuth token validation. An attacker who successfully exploited the vulnerability could bypass authentication and achieve improper access.\nTo exploit this vulnerability, an attacker would need to modify the token.\nThe update addresses the vulnerability by modifying how Microsoft SharePoint Server and Skype for Business Server validate tokens.\n", "lang": "en-US"}], "problemTypes": [{"descriptions": [{"description": "Elevation of Privilege", "lang": "en-US", "type": "Impact"}]}], "providerMetadata": {"orgId": "f38d906d-7342-40ea-92c1-6c4a2c6478c8", "shortName": "microsoft", "dateUpdated": "2024-05-28T20:54:51.253Z"}, "references": [{"tags": ["x_refsource_MISC"], "url": "https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-1025"}]}}, "cveMetadata": {"assignerOrgId": "f38d906d-7342-40ea-92c1-6c4a2c6478c8", "assignerShortName": "microsoft", "cveId": "CVE-2020-1025", "datePublished": "2020-07-14T22:53:56", "dateReserved": "2019-11-04T00:00:00", "dateUpdated": "2024-05-28T20:54:51.253Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:microsoft:lync:2013:*:*:*:*:*:*:*", "matchCriteriaId": "57F4F185-8709-4846-B017-A09C7A0D58B8", "vulnerable": true}, {"criteria": "cpe:2.3:a:microsoft:sharepoint_enterprise_server:2016:*:*:*:*:*:*:*", "matchCriteriaId": "9C082CC4-6128-475D-BC19-B239E348FDB2", "vulnerable": true}, {"criteria": "cpe:2.3:a:microsoft:sharepoint_foundation:2013:sp1:*:*:*:*:*:*", "matchCriteriaId": "F71184B1-7461-4A05-A5D2-03D9EDDC30D5", "vulnerable": true}, {"criteria": "cpe:2.3:a:microsoft:sharepoint_server:2019:*:*:*:*:*:*:*", "matchCriteriaId": "6122D014-5BF1-4AF4-8B4D-80205ED7785E", "vulnerable": true}, {"criteria": "cpe:2.3:a:microsoft:skype_for_business:2015:cumulative_update_8:*:*:*:*:*:*", "matchCriteriaId": "9CE0C9B4-FCB1-4A31-84DA-09756C93FDAD", "vulnerable": true}, {"criteria": "cpe:2.3:a:microsoft:skype_for_business:2019:cumulative_update_2:*:*:*:*:*:*", "matchCriteriaId": "38ABD417-45D5-4212-BC19-929B71E6D1D2", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "descriptions": [{"lang": "en", "value": "An elevation of privilege vulnerability exists when Microsoft SharePoint Server and Skype for Business Server improperly handle OAuth token validation. An attacker who successfully exploited the vulnerability could bypass authentication and achieve improper access.\nTo exploit this vulnerability, an attacker would need to modify the token.\nThe update addresses the vulnerability by modifying how Microsoft SharePoint Server and Skype for Business Server validate tokens.\n"}, {"lang": "es", "value": "Se presenta una vulnerabilidad de elevaci\u00f3n de privilegios cuando Microsoft SharePoint Server y Skype for Business Server manejan inapropiadamente la comprobaci\u00f3n de del token de OAuth, tambi\u00e9n se conoce como \"Microsoft Office Elevation of Privilege Vulnerability\""}], "id": "CVE-2020-1025", "lastModified": "2024-05-28T21:15:22.083", "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": "nvd@nist.gov", "type": "Primary"}]}, "published": "2020-07-14T23:15:11.447", "references": [{"source": "secure@microsoft.com", "tags": ["Patch", "Vendor Advisory"], "url": "https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-1025"}], "sourceIdentifier": "secure@microsoft.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-20"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{}