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CVE-2021-0599

Status: ModifiedMedium (5.5)—

In scheduleTimeoutLocked of NotificationRecord.java, there is a possible disclosure of a sensitive identifier via broadcasted intent due to a confused deputy. This could lead to local information disclosure with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-9 Android-10 Android-11 Android-8.1Android ID: A-175614289

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)

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{
  "id": "CVE-2021-0599",
  "cveTags": [],
  "metrics": {
    "cvssMetricV2": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "version": "2.0",
          "baseScore": 4.9,
          "accessVector": "LOCAL",
          "vectorString": "AV:L/AC:L/Au:N/C:C/I:N/A:N",
          "authentication": "NONE",
          "integrityImpact": "NONE",
          "accessComplexity": "LOW",
          "availabilityImpact": "NONE",
          "confidentialityImpact": "COMPLETE"
        },
        "acInsufInfo": false,
        "impactScore": 6.9,
        "baseSeverity": "MEDIUM",
        "obtainAllPrivilege": false,
        "exploitabilityScore": 3.9,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
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    "cvssMetricV31": [
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          "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N",
          "integrityImpact": "NONE",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "NONE",
          "privilegesRequired": "LOW",
          "confidentialityImpact": "HIGH"
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        "impactScore": 3.6,
        "exploitabilityScore": 1.8
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  "affected": [
    {
      "source": "security@android.com",
      "affectedData": [
        {
          "vendor": "n/a",
          "product": "Android",
          "versions": [
            {
              "status": "affected",
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  "published": "2021-07-14T14:15:08.613",
  "references": [
    {
      "url": "https://source.android.com/security/bulletin/2021-07-01",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "security@android.com"
    },
    {
      "url": "https://source.android.com/security/bulletin/2021-07-01",
      "tags": [
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      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
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      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-610"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "In scheduleTimeoutLocked of NotificationRecord.java, there is a possible disclosure of a sensitive identifier via broadcasted intent due to a confused deputy. This could lead to local information disclosure with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-9 Android-10 Android-11 Android-8.1Android ID: A-175614289"
    },
    {
      "lang": "es",
      "value": "En la función scheduleTimeoutLocked del archivo NotificationRecord.java, se presenta una posible divulgación de un identificador confidencial por medio de la intención de difusión debido a un problema de tipo confused deputy. Esto podría conllevar a una divulgación de información local sin ser necesarios privilegios de ejecución adicionales. No es requerida una interacción del usuario para su explotación. Producto: Android, Versiones: Android-9 Android-10 Android-11 Android-8.1, ID de Android: A-175614289"
    }
  ],
  "lastModified": "2026-06-17T03:30:23.523",
  "configurations": [
    {
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          "negate": false,
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