GSD-2021-0956

Vulnerability from gsd - Updated: 2023-12-13 01:23
Details
In NfcTag::discoverTechnologies (activation) of NfcTag.cpp, there is a possible out of bounds write due to an incorrect bounds check. This could lead to remote escalation of privilege with no additionalSystem execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-11 Android-12Android ID: A-189942532
Aliases
Aliases
CVE-2021-0956
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{
  "GSD": {
    "alias": "CVE-2021-0956",
    "description": "In NfcTag::discoverTechnologies (activation) of NfcTag.cpp, there is a possible out of bounds write due to an incorrect bounds check. This could lead to remote escalation of privilege with no additionalSystem execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-11 Android-12Android ID: A-189942532",
    "id": "GSD-2021-0956"
  },
  "gsd": {
    "metadata": {
      "exploitCode": "unknown",
      "remediation": "unknown",
      "reportConfidence": "confirmed",
      "type": "vulnerability"
    },
    "osvSchema": {
      "aliases": [
        "CVE-2021-0956"
      ],
      "details": "In NfcTag::discoverTechnologies (activation) of NfcTag.cpp, there is a possible out of bounds write due to an incorrect bounds check. This could lead to remote escalation of privilege with no additionalSystem execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-11 Android-12Android ID: A-189942532",
      "id": "GSD-2021-0956",
      "modified": "2023-12-13T01:23:07.112143Z",
      "schema_version": "1.4.0"
    }
  },
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        "ID": "CVE-2021-0956",
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      "affects": {
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                    "version": {
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          }
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      "problemtype": {
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            "description": [
              {
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                "value": "Elevation of privilege"
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            "url": "https://source.android.com/security/bulletin/2021-12-01"
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              "value": "In NfcTag::discoverTechnologies (activation) of NfcTag.cpp, there is a possible out of bounds write due to an incorrect bounds check. This could lead to remote escalation of privilege with no additionalSystem execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-11 Android-12Android ID: A-189942532"
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        "problemtype": {
          "problemtype_data": [
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          "reference_data": [
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      "impact": {
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            "accessVector": "NETWORK",
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            "baseScore": 10.0,
            "confidentialityImpact": "COMPLETE",
            "integrityImpact": "COMPLETE",
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          "obtainAllPrivilege": false,
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          "userInteractionRequired": false
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            "scope": "UNCHANGED",
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      "lastModifiedDate": "2021-12-20T15:13Z",
      "publishedDate": "2021-12-15T19:15Z"
    }
  }
}


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  • Confirmed: The vulnerability has been validated from an analyst's perspective.
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  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



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