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CVE-2021-23909

Estado: ModificadaCrítica (9.8)—

An issue was discovered in HERMES 2.1 in the MBUX Infotainment System on Mercedes-Benz vehicles through 2021. The SH2 MCU allows remote code execution.

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 (1)

Mercedes-benz — Hermes

CWE

Referencias

JSON original (NVD)

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  "id": "CVE-2021-23909",
  "cveTags": [],
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        "source": "nvd@nist.gov",
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          "accessVector": "NETWORK",
          "vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:P",
          "authentication": "NONE",
          "integrityImpact": "PARTIAL",
          "accessComplexity": "LOW",
          "availabilityImpact": "PARTIAL",
          "confidentialityImpact": "PARTIAL"
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        "acInsufInfo": false,
        "impactScore": 6.4,
        "baseSeverity": "HIGH",
        "obtainAllPrivilege": false,
        "exploitabilityScore": 10,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
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    "cvssMetricV31": [
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        "type": "Secondary",
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          "version": "3.1",
          "baseScore": 6.3,
          "attackVector": "LOCAL",
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  "published": "2021-05-13T19:15:07.870",
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      "tags": [
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      "url": "https://media.daimler.com/marsMediaSite/en/instance/ko.xhtml?oid=49946866",
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      "tags": [
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    {
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  "vulnStatus": "Modified",
  "weaknesses": [
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      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-787"
        }
      ]
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  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "An issue was discovered in HERMES 2.1 in the MBUX Infotainment System on Mercedes-Benz vehicles through 2021. The SH2 MCU allows remote code execution."
    },
    {
      "lang": "es",
      "value": "Se detectó un problema en HERMES versión 2.1 en el sistema de infoentretenimiento MBUX de los vehículos Mercedes-Benz hasta 2021. La MCU SH2 permite la ejecución remota de código"
    }
  ],
  "lastModified": "2026-06-17T03:39:01.027",
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