{
  "id": "CVE-2007-2768",
  "sourceIdentifier": "cve@mitre.org",
  "published": "2007-05-21T20:30:00.000",
  "lastModified": "2025-04-09T00:30:58.490",
  "vulnStatus": "Deferred",
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "OpenSSH, when using OPIE (One-Time Passwords in Everything) for PAM, allows remote attackers to determine the existence of certain user accounts, which displays a different response if the user account exists and is configured to use one-time passwords (OTP), a similar issue to CVE-2007-2243."
    },
    {
      "lang": "es",
      "value": "OpenSSH, cuando utiliza OPIE(One-Time Passwords in Everything) para PAM, permiet a atacantes remotos determinar la existencia de ciertas cuentas de usuarios, lo cual muestra una respuesta diferente si la cuenta de usuario existe y si est\u00e1 configurada para utilizar one-time passwords (OTP), un asunto similar es el CVE-2007-2243."
    }
  ],
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    "cvssMetricV2": [
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        "source": "nvd@nist.gov",
        "type": "Primary",
        "cvssData": {
          "version": "2.0",
          "vectorString": "AV:N/AC:M/Au:N/C:P/I:N/A:N",
          "baseScore": 4.3,
          "accessVector": "NETWORK",
          "accessComplexity": "MEDIUM",
          "authentication": "NONE",
          "confidentialityImpact": "PARTIAL",
          "integrityImpact": "NONE",
          "availabilityImpact": "NONE"
        },
        "baseSeverity": "MEDIUM",
        "exploitabilityScore": 8.6,
        "impactScore": 2.9,
        "acInsufInfo": false,
        "obtainAllPrivilege": false,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
      }
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  },
  "weaknesses": [
    {
      "source": "nvd@nist.gov",
      "type": "Primary",
      "description": [
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          "lang": "en",
          "value": "CWE-200"
        }
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  "references": [
    {
      "url": "http://archives.neohapsis.com/archives/fulldisclosure/2007-04/0635.html",
      "source": "cve@mitre.org",
      "tags": [
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    },
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      "source": "cve@mitre.org",
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    },
    {
      "url": "https://security.netapp.com/advisory/ntap-20191107-0002/",
      "source": "cve@mitre.org",
      "tags": [
        "Third Party Advisory"
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  "vendorComments": [
    {
      "organization": "Red Hat",
      "comment": "Not vulnerable. OPIE for PAM is not shipped with Red Hat Enterprise Linux 2.1, 3, 4, or 5.",
      "lastModified": "2007-05-23T00:00:00"
    }
  ]
}