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CVE-2022-20549

Status: ModifiedMedium (6.7)—

In authToken2AidlVec of KeyMintUtils.cpp, there is a possible out of bounds write due to an incorrect bounds check. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-13Android ID: A-242702451

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-2022-20549",
  "cveTags": [],
  "metrics": {
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2022-20549",
          "role": "CISA Coordinator",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "no"
            },
            {
              "technicalImpact": "total"
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          ],
          "version": "2.0.3",
          "timestamp": "2025-04-18T20:10:37.713268Z"
        }
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    "cvssMetricV31": [
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          "vectorString": "CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H",
          "integrityImpact": "HIGH",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "HIGH",
          "privilegesRequired": "HIGH",
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  "published": "2022-12-16T16:15:18.697",
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      "url": "https://source.android.com/security/bulletin/pixel/2022-12-01",
      "tags": [
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      "url": "https://source.android.com/security/bulletin/pixel/2022-12-01",
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      "source": "af854a3a-2127-422b-91ae-364da2661108"
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  "vulnStatus": "Modified",
  "weaknesses": [
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      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
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          "lang": "en",
          "value": "CWE-787"
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      "value": "In authToken2AidlVec of KeyMintUtils.cpp, there is a possible out of bounds write due to an incorrect bounds check. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-13Android ID: A-242702451"
    },
    {
      "lang": "es",
      "value": "En authToken2AidlVec de KeyMintUtils.cpp, existe una posible escritura fuera de los límites debido a una verificación de los límites incorrecta. Esto podría conducir a una escalada local de privilegios con permisos de ejecución de System necesarios. No se necesita la interacción del usuario para la explotación. Producto: Android Versiones: Android-13 ID de Android: A-242702451"
    }
  ],
  "lastModified": "2026-06-17T04:24:32.633",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
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              "criteria": "cpe:2.3:o:google:android:13.0:*:*:*:*:*:*:*",
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