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CVE-2011-3640

Estado: ModificadaAlta (7.1)—
Gravedad7.1Alta · CVSS 2.0
Probabilidad de explotación1.40 %mayor que el 72 % de las CVE
Explotación activaNono figura en el catálogo de CISA
Exploit públicoNo conocidosin código público localizado

** CONTROVERTIDO ** Vulnerabilidad de ruta de búsqueda no confiable de Mozilla Network Security Services (NSS), que se utiliza en Google Chrome anterior a v17 en Windows y Mac OS X, puede permitir a usuarios locales conseguir privilegios a través de un archivo troyano pkcs11.txt en un directorio de alto nivel. NOTA: La respuesta del vendedor fue " comportamiento extraño, pero no estamos tratando esto como un fallo de seguridad"

CVSS

Puntuación base
7.1
Versión
2.0
Vector
AV:N/AC:H/Au:S/C:C/I:C/A:C

Probabilidad de explotación (EPSS)

Probabilidad de explotación en los próximos 30 días
1.40 %
Percentil entre todas las CVEs puntuadas
72
Fecha de la puntuación
22/10/2026

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)

Google — Chrome

CWE

Referencias

Mostrar las 14 referencias

JSON original (NVD)

Mostrar
{
  "id": "CVE-2011-3640",
  "cveTags": [
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      "tags": [
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      "sourceIdentifier": "secalert@redhat.com"
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        "cvssData": {
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          "baseScore": 7.1,
          "accessVector": "NETWORK",
          "vectorString": "AV:N/AC:H/Au:S/C:C/I:C/A:C",
          "authentication": "SINGLE",
          "integrityImpact": "COMPLETE",
          "accessComplexity": "HIGH",
          "availabilityImpact": "COMPLETE",
          "confidentialityImpact": "COMPLETE"
        },
        "acInsufInfo": false,
        "impactScore": 10,
        "baseSeverity": "HIGH",
        "obtainAllPrivilege": false,
        "exploitabilityScore": 3.9,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": true
      }
    ]
  },
  "affected": [
    {
      "source": "secalert@redhat.com",
      "affectedData": [
        {
          "vendor": "n/a",
          "product": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ]
    }
  ],
  "published": "2011-10-28T02:49:53.130",
  "references": [
    {
      "url": "http://blog.acrossecurity.com/2011/10/google-chrome-pkcs11txt-file-planting.html",
      "tags": [
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        "Third Party Advisory"
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    },
    {
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      "tags": [
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      "tags": [
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      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
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      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-426"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "Untrusted search path vulnerability in Mozilla Network Security Services (NSS), as used in Google Chrome before 17 on Windows and Mac OS X, might allow local users to gain privileges via a Trojan horse pkcs11.txt file in a top-level directory. NOTE: the vendor's response was \"Strange behavior, but we're not treating this as a security bug.\""
    },
    {
      "lang": "es",
      "value": "** CONTROVERTIDO ** Vulnerabilidad de ruta de búsqueda no confiable de Mozilla Network Security Services (NSS), que se utiliza en Google Chrome anterior a v17 en Windows y Mac OS X, puede permitir a usuarios locales conseguir privilegios a través de un archivo troyano pkcs11.txt en un directorio de alto nivel. NOTA: La respuesta del vendedor fue \" comportamiento extraño, pero no estamos tratando esto como un fallo de seguridad\""
    }
  ],
  "lastModified": "2026-06-16T23:33:40.473",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
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              "vulnerable": true,
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              "versionEndExcluding": "17.0"
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          ],
          "operator": "OR"
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  "sourceIdentifier": "secalert@redhat.com"
}