FKIE_CVE-2002-0509

Vulnerability from fkie_nvd - Published: 2002-08-12 04:00 - Updated: 2026-06-16 21:57
Severity
Summary
Transparent Network Substrate (TNS) Listener in Oracle 9i 9.0.1.1 allows remote attackers to cause a denial of service (CPU consumption) via a single malformed TCP packet to port 1521.
References
cve@mitre.orghttp://online.securityfocus.com/archive/1/264697Vendor Advisory
cve@mitre.orghttp://www.iss.net/security_center/static/8657.phpVendor Advisory
cve@mitre.orghttp://www.securityfocus.com/bid/4391Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108http://online.securityfocus.com/archive/1/264697Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108http://www.iss.net/security_center/static/8657.phpVendor Advisory
af854a3a-2127-422b-91ae-364da2661108http://www.securityfocus.com/bid/4391Vendor Advisory
Impacted products
Vendor Product Version
oracle oracle9i 9.0
oracle oracle9i 9.0.1
To clipboard 

{
  "affected": [
    {
      "affectedData": [
        {
          "product": "n/a",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ],
      "source": "cve@mitre.org"
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:oracle:oracle9i:9.0:*:*:*:*:*:*:*",
              "matchCriteriaId": "2C2720EA-55FB-40B1-BE58-3E16628DA248",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:oracle:oracle9i:9.0.1:*:*:*:*:*:*:*",
              "matchCriteriaId": "D9BB176D-7A94-4A91-89FC-9971E19FF7C6",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "Transparent Network Substrate (TNS) Listener in Oracle 9i 9.0.1.1 allows remote attackers to cause a denial of service (CPU consumption) via a single malformed TCP packet to port 1521."
    },
    {
      "lang": "es",
      "value": "Transparent Network Substrate (TNS) Listener en Oracle 9i 9.0.1.1 permite a atacantes remotos causar una denegaci\u00f3n de servicio (satur\u00e1ci\u00f3n de CPU) mediante un paquete TCP malformado al puerto 1521."
    }
  ],
  "id": "CVE-2002-0509",
  "lastModified": "2026-06-16T21:57:34.887",
  "metrics": {
    "cvssMetricV2": [
      {
        "acInsufInfo": false,
        "baseSeverity": "MEDIUM",
        "cvssData": {
          "accessComplexity": "LOW",
          "accessVector": "NETWORK",
          "authentication": "NONE",
          "availabilityImpact": "PARTIAL",
          "baseScore": 5.0,
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:P",
          "version": "2.0"
        },
        "exploitabilityScore": 10.0,
        "impactScore": 2.9,
        "obtainAllPrivilege": false,
        "obtainOtherPrivilege": false,
        "obtainUserPrivilege": false,
        "source": "nvd@nist.gov",
        "type": "Primary",
        "userInteractionRequired": false
      }
    ]
  },
  "published": "2002-08-12T04:00:00.000",
  "references": [
    {
      "source": "cve@mitre.org",
      "tags": [
        "Vendor Advisory"
      ],
      "url": "http://online.securityfocus.com/archive/1/264697"
    },
    {
      "source": "cve@mitre.org",
      "tags": [
        "Vendor Advisory"
      ],
      "url": "http://www.iss.net/security_center/static/8657.php"
    },
    {
      "source": "cve@mitre.org",
      "tags": [
        "Vendor Advisory"
      ],
      "url": "http://www.securityfocus.com/bid/4391"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Vendor Advisory"
      ],
      "url": "http://online.securityfocus.com/archive/1/264697"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Vendor Advisory"
      ],
      "url": "http://www.iss.net/security_center/static/8657.php"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Vendor Advisory"
      ],
      "url": "http://www.securityfocus.com/bid/4391"
    }
  ],
  "sourceIdentifier": "cve@mitre.org",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "NVD-CWE-Other"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}



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