{ "id": "CVE-2021-34409", "sourceIdentifier": "security@zoom.us", "published": "2021-09-27T14:15:08.137", "lastModified": "2024-11-21T06:10:20.527", "vulnStatus": "Modified", "cveTags": [], "descriptions": [ { "lang": "en", "value": "It was discovered that the installation packages of the Zoom Client for Meetings for MacOS (Standard and for IT Admin) installation before version 5.2.0, Zoom Client Plugin for Sharing iPhone/iPad before version 5.2.0, and Zoom Rooms for Conference before version 5.1.0, copy pre- and post- installation shell scripts to a user-writable directory. In the affected products listed below, a malicious actor with local access to a user's machine could use this flaw to potentially run arbitrary system commands in a higher privileged context during the installation process." }, { "lang": "es", "value": "Se ha detectado que los paquetes de instalaci\u00f3n de Zoom Client for Meetings para MacOS (Standard y para IT Admin) antes de la versi\u00f3n 5.2.0, Zoom Client Plugin for Sharing iPhone/iPad antes de la versi\u00f3n 5.2.0, y Zoom Rooms for Conference antes de la versi\u00f3n 5.1.0, copian scripts de shell previos y posteriores a la instalaci\u00f3n en un directorio escribible por el usuario. En los productos afectados que se enumeran a continuaci\u00f3n, un actor malintencionado con acceso local a la m\u00e1quina de un usuario podr\u00eda utilizar este defecto para ejecutar potencialmente comandos arbitrarios del sistema en un contexto con mayores privilegios durante el proceso de instalaci\u00f3n" } ], "metrics": { "cvssMetricV31": [ { "source": "security@zoom.us", "type": "Secondary", "cvssData": { "version": "3.1", "vectorString": "CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H", "baseScore": 7.8, "baseSeverity": "HIGH", "attackVector": "LOCAL", "attackComplexity": "HIGH", "privilegesRequired": "LOW", "userInteraction": "NONE", "scope": "CHANGED", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "availabilityImpact": "HIGH" }, "exploitabilityScore": 1.1, "impactScore": 6.0 }, { "source": "nvd@nist.gov", "type": "Primary", "cvssData": { "version": "3.1", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "baseScore": 7.8, "baseSeverity": "HIGH", "attackVector": "LOCAL", "attackComplexity": "LOW", "privilegesRequired": "LOW", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "availabilityImpact": "HIGH" }, "exploitabilityScore": 1.8, "impactScore": 5.9 } ], "cvssMetricV2": [ { "source": "nvd@nist.gov", "type": "Primary", "cvssData": { "version": "2.0", "vectorString": "AV:L/AC:L/Au:N/C:C/I:C/A:C", "baseScore": 7.2, "accessVector": "LOCAL", "accessComplexity": "LOW", "authentication": "NONE", "confidentialityImpact": "COMPLETE", "integrityImpact": "COMPLETE", "availabilityImpact": "COMPLETE" }, "baseSeverity": "HIGH", "exploitabilityScore": 3.9, "impactScore": 10.0, "acInsufInfo": false, "obtainAllPrivilege": false, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false } ] }, "weaknesses": [ { "source": "nvd@nist.gov", "type": "Primary", "description": [ { "lang": "en", "value": "CWE-732" } ] } ], "configurations": [ { "nodes": [ { "operator": "OR", "negate": false, "cpeMatch": [ { "vulnerable": true, "criteria": "cpe:2.3:a:zoom:meetings:*:*:*:*:*:macos:*:*", "versionEndExcluding": "5.2.0", "matchCriteriaId": "37C37A72-A64B-4823-B1E1-4EB0B7283629" }, { "vulnerable": true, "criteria": "cpe:2.3:a:zoom:rooms:*:*:*:*:*:*:*:*", "versionEndExcluding": "5.1.0", "matchCriteriaId": "BA912D24-7983-4F87-B845-7464F24EE239" }, { "vulnerable": true, "criteria": "cpe:2.3:a:zoom:screen_sharing:*:*:*:*:*:ipados:*:*", "versionEndExcluding": "5.2.0", "matchCriteriaId": "7B7ED4B1-5A0F-4738-AC25-46846F3D1127" }, { "vulnerable": true, "criteria": "cpe:2.3:a:zoom:screen_sharing:*:*:*:*:*:iphone_os:*:*", "versionEndExcluding": "5.2.0", "matchCriteriaId": "FC50FFA5-57A1-4E3C-A53B-8B0622A437FA" } ] } ] } ], "references": [ { "url": "https://explore.zoom.us/en/trust/security/security-bulletin", "source": "security@zoom.us", "tags": [ "Vendor Advisory" ] }, { "url": "https://explore.zoom.us/en/trust/security/security-bulletin", "source": "af854a3a-2127-422b-91ae-364da2661108", "tags": [ "Vendor Advisory" ] } ] }