FKIE_CVE-2026-20447

Vulnerability from fkie_nvd - Published: 2026-05-04 07:15 - Updated: 2026-05-07 12:43
Severity ?
6.7 (Medium) - CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Summary
In geniezone, there is a possible escalation of privilege due to a missing bounds check. This could lead to local escalation of privilege if a malicious actor has already obtained the System privilege. User interaction is not needed for exploitation. Patch ID: ALPS10724073; Issue ID: MSV-6296.
References
security@mediatek.comhttps://corp.mediatek.com/product-security-bulletin/May-2026Vendor Advisory
Impacted products
Vendor Product Version
mediatek mt6768_firmware -
mediatek mt6768 -
mediatek mt6789_firmware -
mediatek mt6789 -
mediatek mt6877_firmware -
mediatek mt6877 -
mediatek mt6899_firmware -
mediatek mt6899 -
mediatek mt6989_firmware -
mediatek mt6989 -
mediatek mt6991_firmware -
mediatek mt6991 -
mediatek mt6993_firmware -
mediatek mt6993 -
mediatek mt8196_firmware -
mediatek mt8196 -
mediatek mt8367_firmware -
mediatek mt8367 -
mediatek mt8766_firmware -
mediatek mt8766 -
mediatek mt8768_firmware -
mediatek mt8768 -
mediatek mt8781_firmware -
mediatek mt8781 -
mediatek mt8786_firmware -
mediatek mt8786 -
mediatek mt8788e_firmware -
mediatek mt8788e -
mediatek mt8791t_firmware -
mediatek mt8791t -
mediatek mt8793_firmware -
mediatek mt8793 -
mediatek mt8910_firmware -
mediatek mt8910 -
To clipboard 

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  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "In geniezone, there is a possible escalation of privilege due to a missing bounds check. This could lead to local escalation of privilege if a malicious actor has already obtained the System privilege. User interaction is not needed for exploitation. Patch ID: ALPS10724073; Issue ID: MSV-6296."
    }
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  "id": "CVE-2026-20447",
  "lastModified": "2026-05-07T12:43:25.100",
  "metrics": {
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "LOCAL",
          "availabilityImpact": "HIGH",
          "baseScore": 6.7,
          "baseSeverity": "MEDIUM",
          "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,
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "type": "Secondary"
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  "published": "2026-05-04T07:15:58.450",
  "references": [
    {
      "source": "security@mediatek.com",
      "tags": [
        "Vendor Advisory"
      ],
      "url": "https://corp.mediatek.com/product-security-bulletin/May-2026"
    }
  ],
  "sourceIdentifier": "security@mediatek.com",
  "vulnStatus": "Analyzed",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-125"
        }
      ],
      "source": "security@mediatek.com",
      "type": "Secondary"
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Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

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Nomenclature

  • 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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Detection rules are retrieved from Rulezet.