{
  "id": "CVE-2021-34413",
  "sourceIdentifier": "security@zoom.us",
  "published": "2021-09-27T14:15:08.310",
  "lastModified": "2021-10-07T16:35:37.193",
  "vulnStatus": "Analyzed",
  "descriptions": [
    {
      "lang": "en",
      "value": "All versions of the Zoom Plugin for Microsoft Outlook for MacOS before 5.3.52553.0918 contain a Time-of-check Time-of-use (TOC/TOU) vulnerability during the plugin installation process. This could allow a standard user to write their own malicious application to the plugin directory, allowing the malicious application to execute in a privileged context."
    },
    {
      "lang": "es",
      "value": "Todas las versiones de Zoom Plugin for Microsoft Outlook para MacOS anteriores a 5.3.52553.0918, contienen una vulnerabilidad de tipo Time-of-check Time-of-use (TOC/TOU) durante el proceso de instalaci\u00f3n del plugin. Esto podr\u00eda permitir a un usuario est\u00e1ndar escribir su propia aplicaci\u00f3n maliciosa en el directorio del plugin, permitiendo que la aplicaci\u00f3n maliciosa se ejecute en un contexto privilegiado"
    }
  ],
  "metrics": {
    "cvssMetricV31": [
      {
        "source": "nvd@nist.gov",
        "type": "Primary",
        "cvssData": {
          "version": "3.1",
          "vectorString": "CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H",
          "attackVector": "NETWORK",
          "attackComplexity": "HIGH",
          "privilegesRequired": "LOW",
          "userInteraction": "NONE",
          "scope": "UNCHANGED",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "availabilityImpact": "HIGH",
          "baseScore": 7.5,
          "baseSeverity": "HIGH"
        },
        "exploitabilityScore": 1.6,
        "impactScore": 5.9
      }
    ],
    "cvssMetricV2": [
      {
        "source": "nvd@nist.gov",
        "type": "Primary",
        "cvssData": {
          "version": "2.0",
          "vectorString": "AV:N/AC:M/Au:S/C:P/I:P/A:P",
          "accessVector": "NETWORK",
          "accessComplexity": "MEDIUM",
          "authentication": "SINGLE",
          "confidentialityImpact": "PARTIAL",
          "integrityImpact": "PARTIAL",
          "availabilityImpact": "PARTIAL",
          "baseScore": 6.0
        },
        "baseSeverity": "MEDIUM",
        "exploitabilityScore": 6.8,
        "impactScore": 6.4,
        "acInsufInfo": false,
        "obtainAllPrivilege": false,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
      }
    ]
  },
  "weaknesses": [
    {
      "source": "nvd@nist.gov",
      "type": "Primary",
      "description": [
        {
          "lang": "en",
          "value": "CWE-367"
        }
      ]
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "operator": "OR",
          "negate": false,
          "cpeMatch": [
            {
              "vulnerable": true,
              "criteria": "cpe:2.3:a:zoom:zoom_plugin_for_microsoft_outlook:*:*:*:*:*:windows:*:*",
              "versionEndExcluding": "5.3.52553.0918",
              "matchCriteriaId": "E10CE414-2EAF-4ED3-A2B2-3DC89FF94134"
            }
          ]
        }
      ]
    }
  ],
  "references": [
    {
      "url": "https://explore.zoom.us/en/trust/security/security-bulletin/",
      "source": "security@zoom.us",
      "tags": [
        "Vendor Advisory"
      ]
    }
  ]
}