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CVE-2021-31577

Estado: ModificadaCrítica (9.8)—

In Boa, there is a possible escalation of privilege due to a missing permission check. This could lead to remote escalation of privilege from a proximal attacker with no additional execution privileges needed. User interaction is not needed for exploitation. Patch ID: A20210008; Issue ID: OSBNB00123241.

CVSS

Probabilidad de explotación (EPSS)

EPSS (Exploit Prediction Scoring System, de FIRST) estima la probabilidad de que una vulnerabilidad sea explotada en 30 días. Complementa a CVSS (impacto) y a CISA KEV (explotación confirmada).

Tecnologías afectadas (2)

Mediatek — En7528 FirmwareMediatek — En7580 Firmware

CWE

Referencias

JSON original (NVD)

Mostrar
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        "source": "nvd@nist.gov",
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          "version": "3.1",
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          "attackVector": "NETWORK",
          "baseSeverity": "CRITICAL",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
          "integrityImpact": "HIGH",
          "userInteraction": "NONE",
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  "published": "2023-02-06T22:15:09.420",
  "references": [
    {
      "url": "https://corp.mediatek.com/product-security-acknowledgements",
      "tags": [
        "Vendor Advisory"
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      "source": "security@mediatek.com"
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  "weaknesses": [
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  "lastModified": "2026-06-17T03:52:01.703",
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