FKIE_CVE-2021-0513

Vulnerability from fkie_nvd - Published: 2021-06-21 17:15 - Updated: 2024-11-21 05:42
Severity ?
7.8 (High) - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Summary
In deleteNotificationChannel and related functions of NotificationManagerService.java, there is a possible permission bypass due to improper state validation. This could lead to local escalation of privilege via hidden services 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-156090809
References
security@android.comhttps://source.android.com/security/bulletin/2021-06-01Patch, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108https://source.android.com/security/bulletin/2021-06-01Patch, Vendor Advisory
Impacted products
Vendor Product Version
google android 8.1
google android 9.0
google android 10.0
google android 11.0
To clipboard 

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              "matchCriteriaId": "B06BE74B-83F4-41A3-8AD3-2E6248F7B0B2",
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  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "In deleteNotificationChannel and related functions of NotificationManagerService.java, there is a possible permission bypass due to improper state validation. This could lead to local escalation of privilege via hidden services 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-156090809"
    },
    {
      "lang": "es",
      "value": "En la funci\u00f3n deleteNotificationChannel y las funciones relacionadas del archivo NotificationManagerService.java, se presenta una posible omisi\u00f3n de permisos debido a una comprobaci\u00f3n inapropiada de estado. Esto podr\u00eda conllevar a una escalada de privilegios local por medio de servicios ocultos sin ser necesarios privilegios de ejecuci\u00f3n adicionales. No es requerida una interacci\u00f3n del usuario para su explotaci\u00f3n. Producto: Android, Versiones: Android-9 Android-10 Android-11 Android-8.1, ID de Android: A-156090809"
    }
  ],
  "id": "CVE-2021-0513",
  "lastModified": "2024-11-21T05:42:50.730",
  "metrics": {
    "cvssMetricV2": [
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        "acInsufInfo": false,
        "baseSeverity": "MEDIUM",
        "cvssData": {
          "accessComplexity": "LOW",
          "accessVector": "LOCAL",
          "authentication": "NONE",
          "availabilityImpact": "PARTIAL",
          "baseScore": 4.6,
          "confidentialityImpact": "PARTIAL",
          "integrityImpact": "PARTIAL",
          "vectorString": "AV:L/AC:L/Au:N/C:P/I:P/A:P",
          "version": "2.0"
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        "impactScore": 6.4,
        "obtainAllPrivilege": false,
        "obtainOtherPrivilege": false,
        "obtainUserPrivilege": false,
        "source": "nvd@nist.gov",
        "type": "Primary",
        "userInteractionRequired": false
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          "attackComplexity": "LOW",
          "attackVector": "LOCAL",
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          "baseScore": 7.8,
          "baseSeverity": "HIGH",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "privilegesRequired": "LOW",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
          "version": "3.1"
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        "source": "nvd@nist.gov",
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  "published": "2021-06-21T17:15:08.517",
  "references": [
    {
      "source": "security@android.com",
      "tags": [
        "Patch",
        "Vendor Advisory"
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      "url": "https://source.android.com/security/bulletin/2021-06-01"
    },
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      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
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      "url": "https://source.android.com/security/bulletin/2021-06-01"
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  "sourceIdentifier": "security@android.com",
  "vulnStatus": "Modified",
  "weaknesses": [
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      "description": [
        {
          "lang": "en",
          "value": "CWE-862"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}


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  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
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  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
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  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



Detection rules are retrieved from Rulezet.