CVE-2009-3559

Estado: ModificadaAlta (7.5)—
Gravedad7.5Alta · CVSS 2.0
Probabilidad de explotación2.70 %mayor que el 86 % de las CVE
Explotación activaNono figura en el catálogo de CISA
Exploit públicoNo conocidosin código público localizado

** EN DISPUTA ** main / streams / plain_wrapper.c en PHP 5.3.x anterior a 5.3.1 no reconoce la directiva safe_mode_include_dir, que permite que los atacantes dependientes del contexto tengan un impacto desconocido al desencadenar la falla de los scripts PHP que incluyen incluir o requiere operaciones, como lo demuestra un script que intenta realizar un require_once en un archivo en un directorio de biblioteca estándar. NOTA: un tercero confiable informa que esto no es una vulnerabilidad, ya que resulta en una política de seguridad más restrictiva.

CVSS

Puntuación base
7.5
Versión
2.0
Vector
AV:N/AC:L/Au:N/C:P/I:P/A:P

Probabilidad de explotación (EPSS)

Probabilidad de explotación en los próximos 30 días
2.70 %
Percentil entre todas las CVEs puntuadas
86
Fecha de la puntuación
23/10/2026

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)

CWE

Referencias

Mostrar las 20 referencias

JSON original (NVD)

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{
  "id": "CVE-2009-3559",
  "cveTags": [
    {
      "tags": [
        "disputed"
      ],
      "sourceIdentifier": "secalert@redhat.com"
    }
  ],
  "metrics": {
    "cvssMetricV2": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "version": "2.0",
          "baseScore": 7.5,
          "accessVector": "NETWORK",
          "vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:P",
          "authentication": "NONE",
          "integrityImpact": "PARTIAL",
          "accessComplexity": "LOW",
          "availabilityImpact": "PARTIAL",
          "confidentialityImpact": "PARTIAL"
        },
        "acInsufInfo": false,
        "impactScore": 6.4,
        "baseSeverity": "HIGH",
        "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": "2009-11-23T17:30:00.593",
  "references": [
    {
      "url": "http://bugs.php.net/bug.php?id=50063",
      "source": "secalert@redhat.com"
    },
    {
      "url": "http://lists.apple.com/archives/security-announce/2010//Mar/msg00001.html",
      "source": "secalert@redhat.com"
    },
    {
      "url": "http://news.php.net/php.announce/79",
      "source": "secalert@redhat.com"
    },
    {
      "url": "http://support.apple.com/kb/HT4077",
      "source": "secalert@redhat.com"
    },
    {
      "url": "http://www.mandriva.com/security/advisories?name=MDVSA-2009:302",
      "source": "secalert@redhat.com"
    },
    {
      "url": "http://www.openwall.com/lists/oss-security/2009/11/20/2",
      "tags": [
        "Patch"
      ],
      "source": "secalert@redhat.com"
    },
    {
      "url": "http://www.openwall.com/lists/oss-security/2009/11/20/3",
      "tags": [
        "Patch"
      ],
      "source": "secalert@redhat.com"
    },
    {
      "url": "http://www.openwall.com/lists/oss-security/2009/11/20/5",
      "tags": [
        "Patch"
      ],
      "source": "secalert@redhat.com"
    },
    {
      "url": "http://www.php.net/ChangeLog-5.php",
      "tags": [
        "Patch",
        "Vendor Advisory"
      ],
      "source": "secalert@redhat.com"
    },
    {
      "url": "http://www.php.net/releases/5_3_1.php",
      "tags": [
        "Patch",
        "Vendor Advisory"
      ],
      "source": "secalert@redhat.com"
    },
    {
      "url": "http://bugs.php.net/bug.php?id=50063",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://lists.apple.com/archives/security-announce/2010//Mar/msg00001.html",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://news.php.net/php.announce/79",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://support.apple.com/kb/HT4077",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://www.mandriva.com/security/advisories?name=MDVSA-2009:302",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://www.openwall.com/lists/oss-security/2009/11/20/2",
      "tags": [
        "Patch"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://www.openwall.com/lists/oss-security/2009/11/20/3",
      "tags": [
        "Patch"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://www.openwall.com/lists/oss-security/2009/11/20/5",
      "tags": [
        "Patch"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://www.php.net/ChangeLog-5.php",
      "tags": [
        "Patch",
        "Vendor Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://www.php.net/releases/5_3_1.php",
      "tags": [
        "Patch",
        "Vendor Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "NVD-CWE-noinfo"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "main/streams/plain_wrapper.c in PHP 5.3.x before 5.3.1 does not recognize the safe_mode_include_dir directive, which allows context-dependent attackers to have an unknown impact by triggering the failure of PHP scripts that perform include or require operations, as demonstrated by a script that attempts to perform a require_once on a file in a standard library directory. NOTE: a reliable third party reports that this is not a vulnerability, because it results in a more restrictive security policy."
    },
    {
      "lang": "es",
      "value": "** EN DISPUTA ** main / streams / plain_wrapper.c en PHP 5.3.x anterior a 5.3.1 no reconoce la directiva safe_mode_include_dir, que permite que los atacantes dependientes del contexto tengan un impacto desconocido al desencadenar la falla de los scripts PHP que incluyen incluir o requiere operaciones, como lo demuestra un script que intenta realizar un require_once en un archivo en un directorio de biblioteca estándar. NOTA: un tercero confiable informa que esto no es una vulnerabilidad, ya que resulta en una política de seguridad más restrictiva."
    }
  ],
  "lastModified": "2026-06-16T23:11:51.843",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:php:php:5.3.0:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "9EF4B938-BB14-4C06-BEE9-10CA755C5DEF"
            }
          ],
          "operator": "OR"
        }
      ]
    }
  ],
  "sourceIdentifier": "secalert@redhat.com"
}