CVE-2012-4575

Estado: ModificadaMedia (5)—

Gravedad5Media · CVSS 2.0

Probabilidad de explotación2.13 %mayor que el 82 % de las CVE

Explotación activaNono figura en el catálogo de CISA

Exploit públicoNo conocidosin código público localizado

La función add_database en objects.c en pgbouncer pooler v1.5.2 para PostgreSQL permite a atacantes remotos provocar una denegación de servicio (parada del demonio) a través de un nombre de base de datos demasiado largo en una solicitud.

CVSS

Puntuación base: 5
Versión: 2.0
Vector: AV:N/AC:L/Au:N/C:N/I:N/A:P

Probabilidad de explotación (EPSS)

Probabilidad de explotación en los próximos 30 días: 2.13 %
Percentil entre todas las CVEs puntuadas: 82
Fecha de la puntuación: 21/10/2026

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)

Pgbouncer Project — Pgbouncer

CWE

CWE-119

Referencias

Mostrar las 10 referencias

JSON original (NVD)

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{
  "id": "CVE-2012-4575",
  "cveTags": [],
  "metrics": {
    "cvssMetricV2": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "version": "2.0",
          "baseScore": 5,
          "accessVector": "NETWORK",
          "vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:P",
          "authentication": "NONE",
          "integrityImpact": "NONE",
          "accessComplexity": "LOW",
          "availabilityImpact": "PARTIAL",
          "confidentialityImpact": "NONE"
        },
        "acInsufInfo": false,
        "impactScore": 2.9,
        "baseSeverity": "MEDIUM",
        "obtainAllPrivilege": false,
        "exploitabilityScore": 10,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
      }
    ]
  },
  "affected": [
    {
      "source": "secalert@redhat.com",
      "affectedData": [
        {
          "vendor": "n/a",
          "product": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ]
    }
  ],
  "published": "2012-11-18T19:55:01.290",
  "references": [
    {
      "url": "http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=692103",
      "tags": [
        "Third Party Advisory"
      ],
      "source": "secalert@redhat.com"
    },
    {
      "url": "http://git.postgresql.org/gitweb/?p=pgbouncer.git%3Ba=commit%3Bh=4b92112b820830b30cd7bc91bef3dd8f35305525",
      "source": "secalert@redhat.com"
    },
    {
      "url": "http://openwall.com/lists/oss-security/2012/11/02/8",
      "tags": [
        "Mailing List",
        "Third Party Advisory"
      ],
      "source": "secalert@redhat.com"
    },
    {
      "url": "http://www.securityfocus.com/bid/56371",
      "tags": [
        "Third Party Advisory",
        "VDB Entry"
      ],
      "source": "secalert@redhat.com"
    },
    {
      "url": "https://bugzilla.redhat.com/show_bug.cgi?id=872527",
      "tags": [
        "Issue Tracking",
        "Third Party Advisory"
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      "source": "secalert@redhat.com"
    },
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      "tags": [
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      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://git.postgresql.org/gitweb/?p=pgbouncer.git%3Ba=commit%3Bh=4b92112b820830b30cd7bc91bef3dd8f35305525",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
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      "tags": [
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      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://www.securityfocus.com/bid/56371",
      "tags": [
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        "VDB Entry"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://bugzilla.redhat.com/show_bug.cgi?id=872527",
      "tags": [
        "Issue Tracking",
        "Third Party Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-119"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "The add_database function in objects.c in the pgbouncer pooler 1.5.2 for PostgreSQL allows remote attackers to cause a denial of service (daemon outage) via a long database name in a request."
    },
    {
      "lang": "es",
      "value": "La función add_database en objects.c en pgbouncer pooler v1.5.2 para PostgreSQL permite a atacantes remotos provocar una denegación de servicio (parada del demonio) a través de un nombre de base de datos demasiado largo en una solicitud."
    }
  ],
  "lastModified": "2026-06-16T23:45:25.693",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:pgbouncer_project:pgbouncer:1.5.2:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "F46A0B5B-9259-4C34-913B-ACBC876A35DB"
            }
          ],
          "operator": "OR"
        },
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          "cpeMatch": [
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            }
          ],
          "operator": "OR"
        }
      ],
      "operator": "AND"
    }
  ],
  "sourceIdentifier": "secalert@redhat.com"
}