{ "id": "CVE-2021-42305", "sourceIdentifier": "secure@microsoft.com", "published": "2021-11-10T01:19:49.143", "lastModified": "2021-11-15T20:05:50.373", "vulnStatus": "Analyzed", "descriptions": [ { "lang": "en", "value": "Microsoft Exchange Server Spoofing Vulnerability This CVE ID is unique from CVE-2021-41349." }, { "lang": "es", "value": "Una vulnerabilidad de Suplantaci\u00f3n de Identidad de Microsoft Exchange Server. Este ID de CVE es diferente de CVE-2021-41349" } ], "metrics": { "cvssMetricV31": [ { "source": "nvd@nist.gov", "type": "Primary", "cvssData": { "version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "NONE", "userInteraction": "REQUIRED", "scope": "UNCHANGED", "confidentialityImpact": "NONE", "integrityImpact": "HIGH", "availabilityImpact": "NONE", "baseScore": 6.5, "baseSeverity": "MEDIUM" }, "exploitabilityScore": 2.8, "impactScore": 3.6 } ], "cvssMetricV2": [ { "source": "nvd@nist.gov", "type": "Primary", "cvssData": { "version": "2.0", "vectorString": "AV:N/AC:M/Au:N/C:N/I:P/A:N", "accessVector": "NETWORK", "accessComplexity": "MEDIUM", "authentication": "NONE", "confidentialityImpact": "NONE", "integrityImpact": "PARTIAL", "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:exchange_server:2013:cumulative_update_23:*:*:*:*:*:*", "matchCriteriaId": "DA166F2A-D83B-4D50-AD0B-668D813E0585" }, { "vulnerable": true, "criteria": "cpe:2.3:a:microsoft:exchange_server:2016:cumulative_update_21:*:*:*:*:*:*", "matchCriteriaId": "3BE427A4-B0C2-4064-8234-29426325C348" }, { "vulnerable": true, "criteria": "cpe:2.3:a:microsoft:exchange_server:2016:cumulative_update_22:*:*:*:*:*:*", "matchCriteriaId": "449CE85B-E599-44D3-A7C1-5133F6A55E86" }, { "vulnerable": true, "criteria": "cpe:2.3:a:microsoft:exchange_server:2019:cumulative_update_10:*:*:*:*:*:*", "matchCriteriaId": "B4185347-EEDD-4239-9AB3-410E2EC89D2A" }, { "vulnerable": true, "criteria": "cpe:2.3:a:microsoft:exchange_server:2019:cumulative_update_11:*:*:*:*:*:*", "matchCriteriaId": "435343A4-BF10-461A-ABF2-D511A5FBDA75" } ] } ] } ], "references": [ { "url": "https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-42305", "source": "secure@microsoft.com", "tags": [ "Patch", "Vendor Advisory" ] } ] }