CVE-2021-31178

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["cpe:2.3:a:microsoft:excel:2016:*:*:*:*:*:x86:*", "cpe:2.3:a:microsoft:excel:2016:*:*:*:*:*:x64:*"], "platforms": ["32-bit Systems", "x64-based Systems"], "product": "Microsoft Excel 2016", "vendor": "Microsoft", "versions": [{"lessThan": "16.0.5161.1000", "status": "affected", "version": "16.0.0.0", "versionType": "custom"}]}, {"cpes": ["cpe:2.3:a:microsoft:office:2016:*:*:*:*:*:x86:*", "cpe:2.3:a:microsoft:office:2016:*:*:*:*:*:x64:*"], "platforms": ["32-bit Systems", "x64-based Systems"], "product": "Microsoft Office 2016", "vendor": "Microsoft", "versions": [{"lessThan": "16.0.5161.1000", "status": "affected", "version": "16.0.0", "versionType": "custom"}]}, {"cpes": ["cpe:2.3:a:microsoft:excel:2013:sp1:*:*:rt:*:*:*", "cpe:2.3:a:microsoft:excel:2013:sp1:*:*:*:*:x86:*", "cpe:2.3:a:microsoft:excel:2013:sp1:*:*:*:*:x64:*"], "platforms": ["ARM64-based Systems", "32-bit Systems", "x64-based Systems"], "product": "Microsoft Excel 2013 Service Pack 1", "vendor": "Microsoft", "versions": 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"matchCriteriaId": "40C15EDD-98D4-4D06-BA06-21AE0F33C72D", "vulnerable": true}, {"criteria": "cpe:2.3:a:microsoft:excel:2013:sp1:*:*:*:*:*:*", "matchCriteriaId": "F564117D-450D-45C4-9688-AF35F630A8A7", "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:2013:sp1:*:*:*:*:*:*", "matchCriteriaId": "120690A6-E0A1-4E36-A35A-C87109ECC064", "vulnerable": true}, {"criteria": "cpe:2.3:a:microsoft:office:2013:sp1:*:*:rt:*:*:*", "matchCriteriaId": "F7DDFFB8-2337-4DD7-8120-56CC8EF134B4", "vulnerable": true}, {"criteria": "cpe:2.3:a:microsoft:office:2016:*:*:*:*:-:*:*", "matchCriteriaId": "384D4B06-BC7D-45E3-83B2-9A661985715F", "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_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", "vulnerable": true}, {"criteria": "cpe:2.3:a:microsoft:word:2013:sp1:*:*:*:*:*:*", "matchCriteriaId": "32E1400A-836A-4E48-B2CD-2B0A9A8241BA", "vulnerable": true}, {"criteria": "cpe:2.3:a:microsoft:word:2013:sp1:*:*:rt:*:*:*", "matchCriteriaId": "45E21528-4B0F-4A6F-82AD-DF7FDBF67C8F", "vulnerable": true}, {"criteria": "cpe:2.3:a:microsoft:word:2016:*:*:*:*:*:*:*", "matchCriteriaId": "4DA042D4-B14E-4DDF-8423-DFB255679EFE", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Microsoft Office Information Disclosure Vulnerability"}, {"lang": "es", "value": "Una vulnerabilidad de Divulgaci\u00f3n de Informaci\u00f3n de Microsoft Office"}], "id": "CVE-2021-31178", "lastModified": "2026-06-17T03:51:23.453", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "MEDIUM", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "NONE", "baseScore": 4.3, "confidentialityImpact": "PARTIAL", "integrityImpact": "NONE", "vectorString": "AV:N/AC:M/Au:N/C:P/I:N/A:N", "version": "2.0"}, "exploitabilityScore": 8.6, "impactScore": 2.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": true}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "NONE", "baseScore": 5.5, "baseSeverity": "MEDIUM", "confidentialityImpact": "HIGH", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N", "version": "3.1"}, "exploitabilityScore": 1.8, "impactScore": 3.6, "source": "secure@microsoft.com", "type": "Secondary"}, {"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "NONE", "baseScore": 5.5, "baseSeverity": "MEDIUM", "confidentialityImpact": "HIGH", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N", "version": "3.1"}, "exploitabilityScore": 1.8, "impactScore": 3.6, "source": "nvd@nist.gov", "type": "Secondary"}]}, "published": "2021-05-11T19:15:09.737", "references": [{"source": "secure@microsoft.com", "tags": ["Patch", "Vendor Advisory"], "url": "https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-31178"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch", "Vendor Advisory"], "url": "https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-31178"}], "sourceIdentifier": "secure@microsoft.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-191"}], "source": "nvd@nist.gov", "type": "Primary"}]}

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