{
  "id": "CVE-2015-7225",
  "sourceIdentifier": "cve@mitre.org",
  "published": "2017-09-06T21:29:00.957",
  "lastModified": "2025-04-20T01:37:25.860",
  "vulnStatus": "Deferred",
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "Tinfoil Devise-two-factor before 2.0.0 does not strictly follow section 5.2 of RFC 6238 and does not \"burn\" a successfully validated one-time password (aka OTP), which allows remote or physically proximate attackers with a target user's login credentials to log in as said user by obtaining the OTP through performing a man-in-the-middle attack between the provider and verifier, or shoulder surfing, and replaying the OTP in the current time-step."
    },
    {
      "lang": "es",
      "value": "Tinfoil Devise-two-factor, en versiones anteriores a la 2.0.0, no sigue de manera estricta la secci\u00f3n 5.2 de la norma RFC 6238 y no \"consume\" una contrase\u00f1a de un solo uso (tambi\u00e9n llamada OTP) correctamente validada. Esto permite que atacantes remotos o que se encuentren f\u00edsicamente cerca inicien sesi\u00f3n como un usuario utilizando sus credenciales de acceso. Esto se llevar\u00eda a cabo realizando un ataque Man-in-the-Middle (MitM) entre el proveedor y el verificador u observando f\u00edsicamente (lo que se conoce como shoulder surfing) y repitiendo la contrase\u00f1a OTP en el intervalo de tiempo actual."
    }
  ],
  "metrics": {
    "cvssMetricV30": [
      {
        "source": "nvd@nist.gov",
        "type": "Primary",
        "cvssData": {
          "version": "3.0",
          "vectorString": "CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N",
          "baseScore": 5.3,
          "baseSeverity": "MEDIUM",
          "attackVector": "NETWORK",
          "attackComplexity": "HIGH",
          "privilegesRequired": "LOW",
          "userInteraction": "NONE",
          "scope": "UNCHANGED",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "NONE",
          "availabilityImpact": "NONE"
        },
        "exploitabilityScore": 1.6,
        "impactScore": 3.6
      }
    ],
    "cvssMetricV2": [
      {
        "source": "nvd@nist.gov",
        "type": "Primary",
        "cvssData": {
          "version": "2.0",
          "vectorString": "AV:N/AC:M/Au:S/C:P/I:N/A:N",
          "baseScore": 3.5,
          "accessVector": "NETWORK",
          "accessComplexity": "MEDIUM",
          "authentication": "SINGLE",
          "confidentialityImpact": "PARTIAL",
          "integrityImpact": "NONE",
          "availabilityImpact": "NONE"
        },
        "baseSeverity": "LOW",
        "exploitabilityScore": 6.8,
        "impactScore": 2.9,
        "acInsufInfo": false,
        "obtainAllPrivilege": false,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
      }
    ]
  },
  "weaknesses": [
    {
      "source": "nvd@nist.gov",
      "type": "Primary",
      "description": [
        {
          "lang": "en",
          "value": "CWE-254"
        }
      ]
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "operator": "OR",
          "negate": false,
          "cpeMatch": [
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              "matchCriteriaId": "9796BE8B-A754-4A3A-9B61-C40420C0E53A"
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      "url": "http://www.openwall.com/lists/oss-security/2015/06/20/4",
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    {
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    {
      "url": "https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=798466",
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}