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CVE-2020-6861

Estado: ModificadaMedia (5.5)—

A flawed protocol design in the Ledger Monero app before 1.5.1 for Ledger Nano and Ledger S devices allows a local attacker to extract the master spending key by sending crafted messages to this app selected on a PIN-entered Ledger connected to a host PC.

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)

Ledger — Monero

CWE

Referencias

JSON original (NVD)

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{
  "id": "CVE-2020-6861",
  "cveTags": [],
  "metrics": {
    "cvssMetricV2": [
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        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
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          "baseScore": 2.1,
          "accessVector": "LOCAL",
          "vectorString": "AV:L/AC:L/Au:N/C:P/I:N/A:N",
          "authentication": "NONE",
          "integrityImpact": "NONE",
          "accessComplexity": "LOW",
          "availabilityImpact": "NONE",
          "confidentialityImpact": "PARTIAL"
        },
        "acInsufInfo": false,
        "impactScore": 2.9,
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        "obtainAllPrivilege": false,
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        "obtainOtherPrivilege": false,
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    "cvssMetricV31": [
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          "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N",
          "integrityImpact": "NONE",
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          "attackComplexity": "LOW",
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  "affected": [
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      "affectedData": [
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          "vendor": "n/a",
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  "published": "2020-05-06T14:15:11.083",
  "references": [
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      "url": "https://deadcode.me/blog/2020/04/25/Ledger-Monero-app-spend-key-extraction.html",
      "tags": [
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        "Third Party Advisory"
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  "vulnStatus": "Modified",
  "weaknesses": [
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      "description": [
        {
          "lang": "en",
          "value": "CWE-327"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "A flawed protocol design in the Ledger Monero app before 1.5.1 for Ledger Nano and Ledger S devices allows a local attacker to extract the master spending key by sending crafted messages to this app selected on a PIN-entered Ledger connected to a host PC."
    },
    {
      "lang": "es",
      "value": "Un diseño de protocolo defectuoso en la aplicación Ledger Monero versiones anteriores a .5.1, para dispositivos Ledger Nano y Ledger S, permite a un atacante local extraer la clave maestra de gastos mediante el envío de mensajes diseñados a esta aplicación seleccionada en un Ledger de PIN ingresado conectado a una PC host."
    }
  ],
  "lastModified": "2026-06-17T03:23:56.313",
  "configurations": [
    {
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