GSD-2020-0403

Vulnerability from gsd - Updated: 2023-12-13 01:21
Details
In the FPC TrustZone fingerprint App, there is a possible invalid command handler due to an exposed test feature. This could lead to local escalation of privilege in the TEE, with System execution privileges required. User interaction is not needed for exploitation.Product: AndroidVersions: Android kernelAndroid ID: A-131252923
Aliases
Aliases
CVE-2020-0403
To clipboard 

{
  "GSD": {
    "alias": "CVE-2020-0403",
    "description": "In the FPC TrustZone fingerprint App, there is a possible invalid command handler due to an exposed test feature. This could lead to local escalation of privilege in the TEE, with System execution privileges required. User interaction is not needed for exploitation.Product: AndroidVersions: Android kernelAndroid ID: A-131252923",
    "id": "GSD-2020-0403"
  },
  "gsd": {
    "metadata": {
      "exploitCode": "unknown",
      "remediation": "unknown",
      "reportConfidence": "confirmed",
      "type": "vulnerability"
    },
    "osvSchema": {
      "aliases": [
        "CVE-2020-0403"
      ],
      "details": "In the FPC TrustZone fingerprint App, there is a possible invalid command handler due to an exposed test feature. This could lead to local escalation of privilege in the TEE, with System execution privileges required. User interaction is not needed for exploitation.Product: AndroidVersions: Android kernelAndroid ID: A-131252923",
      "id": "GSD-2020-0403",
      "modified": "2023-12-13T01:21:44.528350Z",
      "schema_version": "1.4.0"
    }
  },
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                    "version": {
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              "vendor_name": "n/a"
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          }
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      "problemtype": {
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                "value": "Elevation of privilege"
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      "references": {
        "reference_data": [
          {
            "name": "https://source.android.com/security/bulletin/pixel/2020-09-01",
            "refsource": "MISC",
            "url": "https://source.android.com/security/bulletin/pixel/2020-09-01"
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          "ID": "CVE-2020-0403"
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        "description": {
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              "value": "In the FPC TrustZone fingerprint App, there is a possible invalid command handler due to an exposed test feature. This could lead to local escalation of privilege in the TEE, with System execution privileges required. User interaction is not needed for exploitation.Product: AndroidVersions: Android kernelAndroid ID: A-131252923"
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              "description": [
                {
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                  "value": "CWE-269"
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          "reference_data": [
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      },
      "impact": {
        "baseMetricV2": {
          "acInsufInfo": false,
          "cvssV2": {
            "accessComplexity": "LOW",
            "accessVector": "LOCAL",
            "authentication": "NONE",
            "availabilityImpact": "COMPLETE",
            "baseScore": 7.2,
            "confidentialityImpact": "COMPLETE",
            "integrityImpact": "COMPLETE",
            "vectorString": "AV:L/AC:L/Au:N/C:C/I:C/A:C",
            "version": "2.0"
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          "exploitabilityScore": 3.9,
          "impactScore": 10.0,
          "obtainAllPrivilege": false,
          "obtainOtherPrivilege": false,
          "obtainUserPrivilege": false,
          "severity": "HIGH",
          "userInteractionRequired": false
        },
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            "attackVector": "LOCAL",
            "availabilityImpact": "HIGH",
            "baseScore": 6.7,
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            "confidentialityImpact": "HIGH",
            "integrityImpact": "HIGH",
            "privilegesRequired": "HIGH",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H",
            "version": "3.1"
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          "exploitabilityScore": 0.8,
          "impactScore": 5.9
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      },
      "lastModifiedDate": "2020-09-23T15:29Z",
      "publishedDate": "2020-09-17T19:15Z"
    }
  }
}


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  • 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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  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



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