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CVE-2011-4555

Estado: ModificadaMedia (4)—

One Click Orgs before 1.2.3 does not require unique e-mail addresses for user accounts, which allows remote authenticated users to cause a denial of service (login disruption) or spoof votes or comments by selecting a conflicting e-mail address.

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)

Oneclickorgs — ONE Click Orgs

CWE

Referencias

JSON original (NVD)

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{
  "id": "CVE-2011-4555",
  "cveTags": [],
  "metrics": {
    "cvssMetricV2": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "version": "2.0",
          "baseScore": 4,
          "accessVector": "NETWORK",
          "vectorString": "AV:N/AC:L/Au:S/C:N/I:N/A:P",
          "authentication": "SINGLE",
          "integrityImpact": "NONE",
          "accessComplexity": "LOW",
          "availabilityImpact": "PARTIAL",
          "confidentialityImpact": "NONE"
        },
        "acInsufInfo": false,
        "impactScore": 2.9,
        "baseSeverity": "MEDIUM",
        "obtainAllPrivilege": false,
        "exploitabilityScore": 8,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
      }
    ]
  },
  "affected": [
    {
      "source": "cve@mitre.org",
      "affectedData": [
        {
          "vendor": "n/a",
          "product": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ]
    }
  ],
  "published": "2011-12-06T11:55:07.283",
  "references": [
    {
      "url": "http://dmcdonald.net/?page_id=43",
      "source": "cve@mitre.org"
    },
    {
      "url": "https://groups.google.com/group/oneclickorgs-devspace/msg/26c40a4cc9e127d2?hl=en&dmode=source&output=gplain",
      "source": "cve@mitre.org"
    },
    {
      "url": "http://dmcdonald.net/?page_id=43",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://groups.google.com/group/oneclickorgs-devspace/msg/26c40a4cc9e127d2?hl=en&dmode=source&output=gplain",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-255"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "One Click Orgs before 1.2.3 does not require unique e-mail addresses for user accounts, which allows remote authenticated users to cause a denial of service (login disruption) or spoof votes or comments by selecting a conflicting e-mail address."
    },
    {
      "lang": "es",
      "value": "One Click Orgs antes de v1.2.3 no requiere direcciones de correo electrónico únicas para las diferentes cuentas de usuario, lo que permite a usuarios remotos autenticados provocar una denegación de servicio (interrupción del inicio de sesión) o falsificar votos o comentarios mediante la selección de un e-mail conflictivo."
    }
  ],
  "lastModified": "2026-06-16T23:35:02.370",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
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              "vulnerable": true,
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              "versionEndIncluding": "1.2.2"
            },
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              "vulnerable": true,
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            },
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            },
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            },
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              "matchCriteriaId": "20A2140E-685F-41E7-AEC4-82DEBC2B3B60"
            },
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            },
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              "vulnerable": true,
              "matchCriteriaId": "43103D6D-C861-409B-BC58-036B735F5C4C"
            }
          ],
          "operator": "OR"
        }
      ]
    }
  ],
  "sourceIdentifier": "cve@mitre.org"
}