CVE-2003-0344

Estado: ModificadaAlta (7.5)—💥 Exploit

Desbordamiento de búfer en Microsoft Internet Explorer 5.01, 5.5, y 6.0 permite que atacantes remotos ejecuten código arbitrario mediante un caracter "/" (barra inclinada) en la propiedad Type de un tag Object en una página web.

CVSS

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

Probabilidad de explotación (EPSS)

Probabilidad de explotación en los próximos 30 días: 81%
Percentil entre todas las CVEs puntuadas: 100
Fecha de la puntuación: 9/10/2026

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).

💥 Exploits públicos

Hay código de explotación o plantillas de detección públicos. No es lo mismo que explotación activa confirmada (KEV), pero aumenta el riesgo: parchee con prioridad.

Módulo de Metasploit (exploit fiable y al alcance de cualquiera) · MS03-020 Microsoft Internet Explorer Object Type
Publicado en Exploit-DB · Microsoft Internet Explorer - Object Type (MS03-020) (Metasploit) (25/8/2010)
Publicado en Exploit-DB · Microsoft Internet Explorer - Object Tag (MS03-020) (7/6/2003)
Publicado en Exploit-DB · Microsoft Internet Explorer 5 - OBJECT Tag Buffer Overflow (4/6/2003)

Tecnologías afectadas (2)

Microsoft — IE Microsoft — Internet Explorer

CWE

NVD-CWE-Other

Referencias

JSON original (NVD)

Mostrar

{
  "id": "CVE-2003-0344",
  "cveTags": [],
  "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": "cve@mitre.org",
      "affectedData": [
        {
          "vendor": "n/a",
          "product": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ]
    }
  ],
  "published": "2003-06-16T04:00:00.000",
  "references": [
    {
      "url": "http://lists.grok.org.uk/pipermail/full-disclosure/2003-July/006401.html",
      "source": "cve@mitre.org"
    },
    {
      "url": "http://marc.info/?l=bugtraq&m=105476381609135&w=2",
      "source": "cve@mitre.org"
    },
    {
      "url": "http://secunia.com/advisories/8943",
      "source": "cve@mitre.org"
    },
    {
      "url": "http://www.eeye.com/html/Research/Advisories/AD20030604.html",
      "tags": [
        "Patch",
        "Vendor Advisory"
      ],
      "source": "cve@mitre.org"
    },
    {
      "url": "http://www.kb.cert.org/vuls/id/679556",
      "tags": [
        "US Government Resource"
      ],
      "source": "cve@mitre.org"
    },
    {
      "url": "https://docs.microsoft.com/en-us/security-updates/securitybulletins/2003/ms03-020",
      "source": "cve@mitre.org"
    },
    {
      "url": "https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A922",
      "source": "cve@mitre.org"
    },
    {
      "url": "http://lists.grok.org.uk/pipermail/full-disclosure/2003-July/006401.html",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://marc.info/?l=bugtraq&m=105476381609135&w=2",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://secunia.com/advisories/8943",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://www.eeye.com/html/Research/Advisories/AD20030604.html",
      "tags": [
        "Patch",
        "Vendor Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://www.kb.cert.org/vuls/id/679556",
      "tags": [
        "US Government Resource"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://docs.microsoft.com/en-us/security-updates/securitybulletins/2003/ms03-020",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A922",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "NVD-CWE-Other"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "Buffer overflow in Microsoft Internet Explorer 5.01, 5.5, and 6.0 allows remote attackers to execute arbitrary code via / (slash) characters in the Type property of an Object tag in a web page."
    },
    {
      "lang": "es",
      "value": "Desbordamiento de búfer en Microsoft Internet Explorer 5.01, 5.5, y 6.0 permite que atacantes remotos ejecuten código arbitrario mediante un caracter \"/\" (barra inclinada) en la propiedad Type de un tag Object en una página web."
    }
  ],
  "lastModified": "2026-06-16T22:02:02.080",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:microsoft:ie:6.0:*:windows_server_2003:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "9B0F6E35-652C-4948-9FF4-DBF199B4FA21"
            },
            {
              "criteria": "cpe:2.3:a:microsoft:internet_explorer:5.01:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "6219D36E-9E2C-4DC7-8FD5-FAD144A333F6"
            },
            {
              "criteria": "cpe:2.3:a:microsoft:internet_explorer:5.5:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "40F8042F-C621-45AE-9F8C-70469579643A"
            },
            {
              "criteria": "cpe:2.3:a:microsoft:internet_explorer:6.0:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "A19F6133-25D1-44A5-B6B9-354703436783"
            }
          ],
          "operator": "OR"
        }
      ]
    }
  ],
  "sourceIdentifier": "cve@mitre.org"
}