{ "id": "CVE-2021-28456", "sourceIdentifier": "secure@microsoft.com", "published": "2021-04-13T20:15:20.470", "lastModified": "2021-04-20T22:20:18.460", "vulnStatus": "Analyzed", "descriptions": [ { "lang": "en", "value": "Microsoft Excel Information Disclosure Vulnerability" }, { "lang": "es", "value": "Una vulnerabilidad de Divulgaci\u00f3n de Informaci\u00f3n de Microsoft Excel" } ], "metrics": { "cvssMetricV31": [ { "source": "nvd@nist.gov", "type": "Primary", "cvssData": { "version": "3.1", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N", "attackVector": "LOCAL", "attackComplexity": "LOW", "privilegesRequired": "NONE", "userInteraction": "REQUIRED", "scope": "UNCHANGED", "confidentialityImpact": "HIGH", "integrityImpact": "NONE", "availabilityImpact": "NONE", "baseScore": 5.5, "baseSeverity": "MEDIUM" }, "exploitabilityScore": 1.8, "impactScore": 3.6 } ], "cvssMetricV2": [ { "source": "nvd@nist.gov", "type": "Primary", "cvssData": { "version": "2.0", "vectorString": "AV:N/AC:M/Au:N/C:P/I:N/A:N", "accessVector": "NETWORK", "accessComplexity": "MEDIUM", "authentication": "NONE", "confidentialityImpact": "PARTIAL", "integrityImpact": "NONE", "availabilityImpact": "NONE", "baseScore": 4.3 }, "baseSeverity": "MEDIUM", "exploitabilityScore": 8.6, "impactScore": 2.9, "acInsufInfo": false, "obtainAllPrivilege": false, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": true } ] }, "weaknesses": [ { "source": "nvd@nist.gov", "type": "Primary", "description": [ { "lang": "en", "value": "NVD-CWE-noinfo" } ] } ], "configurations": [ { "nodes": [ { "operator": "OR", "negate": false, "cpeMatch": [ { "vulnerable": true, "criteria": "cpe:2.3:a:microsoft:365_apps:-:*:*:*:enterprise:*:*:*", "matchCriteriaId": "40C15EDD-98D4-4D06-BA06-21AE0F33C72D" }, { "vulnerable": true, "criteria": "cpe:2.3:a:microsoft:excel:2010:sp2:*:*:*:*:*:*", "matchCriteriaId": "E36D981E-E56D-46C7-9486-FC691A75C497" }, { "vulnerable": true, "criteria": "cpe:2.3:a:microsoft:excel:2013:sp1:*:*:-:*:*:*", "matchCriteriaId": "BF89FEC4-936E-4226-94F9-2BD0CB0CA09F" }, { "vulnerable": true, "criteria": "cpe:2.3:a:microsoft:excel:2013:sp1:*:*:rt:*:*:*", "matchCriteriaId": "3A062169-527E-43DA-8AE0-FD4FBA1B2A9B" }, { "vulnerable": true, "criteria": "cpe:2.3:a:microsoft:excel:2016:*:*:*:*:*:*:*", "matchCriteriaId": "09BF0981-749E-470B-A7AC-95AD087797EF" }, { "vulnerable": true, "criteria": "cpe:2.3:a:microsoft:office:2019:*:*:*:*:-:*:*", "matchCriteriaId": "C5282C83-86B8-442D-851D-B54E88E8B1F1" }, { "vulnerable": true, "criteria": "cpe:2.3:a:microsoft:office:2019:*:*:*:*:macos:*:*", "matchCriteriaId": "40961B9E-80B6-42E0-A876-58B3CE056E4E" }, { "vulnerable": true, "criteria": "cpe:2.3:a:microsoft:office_online_server:-:*:*:*:*:*:*:*", "matchCriteriaId": "E98AE986-FA31-4301-8025-E8915BA4AC5E" }, { "vulnerable": true, "criteria": "cpe:2.3:a:microsoft:office_web_apps_server:2013:sp1:*:*:*:*:*:*", "matchCriteriaId": "941B16A2-931D-4031-A016-5EA60E87BE20" } ] } ] } ], "references": [ { "url": "https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-28456", "source": "secure@microsoft.com", "tags": [ "Patch", "Vendor Advisory" ] } ] }