« Back to list

CVE-2020-0442

Status: ModifiedHigh (7.5)—

In Message and toBundle of Notification.java, there is a possible UI slowdown or crash due to improper input validation. This could lead to remote denial of service if a malicious contact file is received, with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-10 Android-11 Android-8.0 Android-8.1 Android-9Android ID: A-147358092

CVSS

Exploitation probability (EPSS)

EPSS (Exploit Prediction Scoring System, FIRST) estimates how likely a vulnerability is to be exploited in the wild within 30 days. It complements CVSS (impact) and CISA KEV (confirmed exploitation).

Affected technologies (1)

Google — Android

CWEs

References

Raw JSON (NVD)

Show
{
  "id": "CVE-2020-0442",
  "cveTags": [],
  "metrics": {
    "cvssMetricV2": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "version": "2.0",
          "baseScore": 7.8,
          "accessVector": "NETWORK",
          "vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:C",
          "authentication": "NONE",
          "integrityImpact": "NONE",
          "accessComplexity": "LOW",
          "availabilityImpact": "COMPLETE",
          "confidentialityImpact": "NONE"
        },
        "acInsufInfo": false,
        "impactScore": 6.9,
        "baseSeverity": "HIGH",
        "obtainAllPrivilege": false,
        "exploitabilityScore": 10,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
      }
    ],
    "cvssMetricV31": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "scope": "UNCHANGED",
          "version": "3.1",
          "baseScore": 7.5,
          "attackVector": "NETWORK",
          "baseSeverity": "HIGH",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
          "integrityImpact": "NONE",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "HIGH",
          "privilegesRequired": "NONE",
          "confidentialityImpact": "NONE"
        },
        "impactScore": 3.6,
        "exploitabilityScore": 3.9
      }
    ]
  },
  "affected": [
    {
      "source": "security@android.com",
      "affectedData": [
        {
          "vendor": "n/a",
          "product": "Android",
          "versions": [
            {
              "status": "affected",
              "version": "Android-10 Android-11 Android-8.0 Android-8.1 Android-9"
            }
          ]
        }
      ]
    }
  ],
  "published": "2020-11-10T13:15:12.303",
  "references": [
    {
      "url": "https://source.android.com/security/bulletin/2020-11-01",
      "tags": [
        "Patch",
        "Vendor Advisory"
      ],
      "source": "security@android.com"
    },
    {
      "url": "https://source.android.com/security/bulletin/2020-11-01",
      "tags": [
        "Patch",
        "Vendor Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-20"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "In Message and toBundle of Notification.java, there is a possible UI slowdown or crash due to improper input validation. This could lead to remote denial of service if a malicious contact file is received, with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-10 Android-11 Android-8.0 Android-8.1 Android-9Android ID: A-147358092"
    },
    {
      "lang": "es",
      "value": "En las funciones Message y toBundle del archivo Notification.java, se presenta una posible ralentización o bloqueo de la Interfaz de Usuario debido a una comprobación inapropiada de la entrada. Esto podría conllevar a una denegación de servicio remota si es recibido un archivo de contacto malicioso, sin ser necesarios privilegios de ejecución adicionales. No es requerida una interacción del usuario para su explotación. Producto: Android, Versiones: Android-10 Android-11 Android-8.0 Android-8.1 Android-9, ID de Android: A-147358092"
    }
  ],
  "lastModified": "2026-06-17T02:45:50.730",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:o:google:android:8.0:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "B578E383-0D77-4AC7-9C81-3F0B8C18E033"
            },
            {
              "criteria": "cpe:2.3:o:google:android:8.1:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "B06BE74B-83F4-41A3-8AD3-2E6248F7B0B2"
            },
            {
              "criteria": "cpe:2.3:o:google:android:9.0:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "8DFAAD08-36DA-4C95-8200-C29FE5B6B854"
            },
            {
              "criteria": "cpe:2.3:o:google:android:10.0:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "D558D965-FA70-4822-A770-419E73BA9ED3"
            },
            {
              "criteria": "cpe:2.3:o:google:android:11.0:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "109DD7FD-3A48-4C3D-8E1A-4433B98E1E64"
            }
          ],
          "operator": "OR"
        }
      ]
    }
  ],
  "sourceIdentifier": "security@android.com"
}