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CVE-2002-0403

Estado: ModificadaMedia (5)—

DNS dissector in Ethereal before 0.9.3 allows remote attackers to cause a denial of service (CPU consumption) via a malformed packet that causes Ethereal to enter an infinite loop.

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)

Ethereal Group — Ethereal

CWE

Referencias

JSON original (NVD)

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{
  "id": "CVE-2002-0403",
  "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": "cve@mitre.org",
      "affectedData": [
        {
          "vendor": "n/a",
          "product": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ]
    }
  ],
  "published": "2002-06-18T04:00:00.000",
  "references": [
    {
      "url": "ftp://ftp.caldera.com/pub/security/OpenLinux/CSSA-2002-037.0.txt",
      "source": "cve@mitre.org"
    },
    {
      "url": "http://distro.conectiva.com/atualizacoes/?id=a&anuncio=000505",
      "source": "cve@mitre.org"
    },
    {
      "url": "http://marc.info/?l=bugtraq&m=102268626526119&w=2",
      "source": "cve@mitre.org"
    },
    {
      "url": "http://www.debian.org/security/2002/dsa-130",
      "tags": [
        "Patch",
        "Vendor Advisory"
      ],
      "source": "cve@mitre.org"
    },
    {
      "url": "http://www.ethereal.com/appnotes/enpa-sa-00004.html",
      "tags": [
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        "URL Repurposed"
      ],
      "source": "cve@mitre.org"
    },
    {
      "url": "http://www.iss.net/security_center/static/9205.php",
      "source": "cve@mitre.org"
    },
    {
      "url": "http://www.redhat.com/support/errata/RHSA-2002-036.html",
      "source": "cve@mitre.org"
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    {
      "url": "http://www.redhat.com/support/errata/RHSA-2002-088.html",
      "source": "cve@mitre.org"
    },
    {
      "url": "http://www.redhat.com/support/errata/RHSA-2002-170.html",
      "source": "cve@mitre.org"
    },
    {
      "url": "http://www.securityfocus.com/bid/4807",
      "source": "cve@mitre.org"
    },
    {
      "url": "ftp://ftp.caldera.com/pub/security/OpenLinux/CSSA-2002-037.0.txt",
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    },
    {
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      "source": "af854a3a-2127-422b-91ae-364da2661108"
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      "tags": [
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    },
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      "url": "http://www.redhat.com/support/errata/RHSA-2002-036.html",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
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      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
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      "url": "http://www.redhat.com/support/errata/RHSA-2002-170.html",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://www.securityfocus.com/bid/4807",
      "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": "DNS dissector in Ethereal before 0.9.3 allows remote attackers to cause a denial of service (CPU consumption) via a malformed packet that causes Ethereal to enter an infinite loop."
    }
  ],
  "lastModified": "2026-06-16T21:57:22.677",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:ethereal_group:ethereal:0.9.1:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "CB461B6B-B731-4732-AAD0-191BE50189D9"
            },
            {
              "criteria": "cpe:2.3:a:ethereal_group:ethereal:0.9.2:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "19961880-D38A-4785-A7C5-879A061119BE"
            },
            {
              "criteria": "cpe:2.3:a:ethereal_group:ethereal:0.9.3:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "831705D2-C4DE-475F-B908-8859064AFB38"
            },
            {
              "criteria": "cpe:2.3:a:ethereal_group:ethereal:0.9_.0:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "508E58C5-E917-41F4-A4A0-C02ED4E0E240"
            }
          ],
          "operator": "OR"
        }
      ]
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  ],
  "sourceIdentifier": "cve@mitre.org"
}