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CVE-2023-49646

Estado: ModificadaMedia (6.5)—

Improper authentication in some Zoom clients before version 5.16.5 may allow an authenticated user to conduct a denial of service via network access.

CVSS

Probabilidad de explotación (EPSS)

EPSS (Exploit Prediction Scoring System, de FIRST) estima la probabilidad de que una vulnerabilidad sea explotada en 30 días. Complementa a CVSS (impacto) y a CISA KEV (explotación confirmada).

Tecnologías afectadas (4)

Zoom — Meeting Software Development KITZoom — Video Software Development KITZoom — Virtual Desktop InfrastructureZoom — Zoom

CWE

Referencias

JSON original (NVD)

Mostrar
{
  "id": "CVE-2023-49646",
  "cveTags": [],
  "metrics": {
    "cvssMetricV31": [
      {
        "type": "Secondary",
        "source": "security@zoom.us",
        "cvssData": {
          "scope": "CHANGED",
          "version": "3.1",
          "baseScore": 6.4,
          "attackVector": "NETWORK",
          "baseSeverity": "MEDIUM",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:N/I:L/A:L",
          "integrityImpact": "LOW",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "LOW",
          "privilegesRequired": "LOW",
          "confidentialityImpact": "NONE"
        },
        "impactScore": 2.7,
        "exploitabilityScore": 3.1
      },
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
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          "attackVector": "NETWORK",
          "baseSeverity": "MEDIUM",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
          "integrityImpact": "NONE",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "HIGH",
          "privilegesRequired": "LOW",
          "confidentialityImpact": "NONE"
        },
        "impactScore": 3.6,
        "exploitabilityScore": 2.8
      }
    ]
  },
  "affected": [
    {
      "source": "security@zoom.us",
      "affectedData": [
        {
          "vendor": "Zoom Video Communications, Inc.",
          "product": "Zoom Clients",
          "versions": [
            {
              "status": "affected",
              "version": "See references"
            }
          ],
          "platforms": [
            "Windows",
            "MacOS",
            "Linux",
            "iOS",
            "Android"
          ],
          "defaultStatus": "unaffected"
        }
      ]
    }
  ],
  "published": "2023-12-13T23:15:08.357",
  "references": [
    {
      "url": "https://www.zoom.com/en/trust/security-bulletin/ZSB-23062/",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "security@zoom.us"
    },
    {
      "url": "https://www.zoom.com/en/trust/security-bulletin/ZSB-23062/",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Secondary",
      "source": "security@zoom.us",
      "description": [
        {
          "lang": "en",
          "value": "CWE-347"
        }
      ]
    },
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-287"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "Improper authentication in some Zoom clients before version 5.16.5 may allow an authenticated user to conduct a denial of service via network access."
    },
    {
      "lang": "es",
      "value": "La autenticación incorrecta en Zoom clients anteriores a la versión 5.16.5 puede permitir que un usuario autenticado realice una denegación de servicio a través del acceso a la red."
    }
  ],
  "lastModified": "2026-06-17T06:36:16.093",
  "configurations": [
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