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FKIE_CVE-2003-0866

Vulnerability from fkie_nvd - Published: 2003-11-17 05:00 - Updated: 2026-06-16 22:03
Severity
Summary
The Catalina org.apache.catalina.connector.http package in Tomcat 4.0.x up to 4.0.3 allows remote attackers to cause a denial of service via several requests that do not follow the HTTP protocol, which causes Tomcat to reject later requests.
References
cve@mitre.orghttp://bugs.debian.org/cgi-bin/bugreport.cgi?bug=215506Exploit, Patch, Vendor Advisory
cve@mitre.orghttp://secunia.com/advisories/30899
cve@mitre.orghttp://secunia.com/advisories/30908
cve@mitre.orghttp://sunsolve.sun.com/search/document.do?assetkey=1-26-239312-1
cve@mitre.orghttp://tomcat.apache.org/security-4.html
cve@mitre.orghttp://www.debian.org/security/2003/dsa-395Patch, Vendor Advisory
cve@mitre.orghttp://www.securityfocus.com/bid/8824Patch, Vendor Advisory
cve@mitre.orghttp://www.vupen.com/english/advisories/2008/1979/references
cve@mitre.orghttps://exchange.xforce.ibmcloud.com/vulnerabilities/13429
cve@mitre.orghttps://lists.apache.org/thread.html/29dc6c2b625789e70a9c4756b5a327e6547273ff8bde7e0327af48c5%40%3Cdev.tomcat.apache.org%3E
cve@mitre.orghttps://lists.apache.org/thread.html/c62b0e3a7bf23342352a5810c640a94b6db69957c5c19db507004d74%40%3Cdev.tomcat.apache.org%3E
cve@mitre.orghttps://lists.apache.org/thread.html/rb71997f506c6cc8b530dd845c084995a9878098846c7b4eacfae8db3%40%3Cdev.tomcat.apache.org%3E
af854a3a-2127-422b-91ae-364da2661108http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=215506Exploit, Patch, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108http://secunia.com/advisories/30899
af854a3a-2127-422b-91ae-364da2661108http://secunia.com/advisories/30908
af854a3a-2127-422b-91ae-364da2661108http://sunsolve.sun.com/search/document.do?assetkey=1-26-239312-1
af854a3a-2127-422b-91ae-364da2661108http://tomcat.apache.org/security-4.html
af854a3a-2127-422b-91ae-364da2661108http://www.debian.org/security/2003/dsa-395Patch, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108http://www.securityfocus.com/bid/8824Patch, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108http://www.vupen.com/english/advisories/2008/1979/references
af854a3a-2127-422b-91ae-364da2661108https://exchange.xforce.ibmcloud.com/vulnerabilities/13429
af854a3a-2127-422b-91ae-364da2661108https://lists.apache.org/thread.html/29dc6c2b625789e70a9c4756b5a327e6547273ff8bde7e0327af48c5%40%3Cdev.tomcat.apache.org%3E
af854a3a-2127-422b-91ae-364da2661108https://lists.apache.org/thread.html/c62b0e3a7bf23342352a5810c640a94b6db69957c5c19db507004d74%40%3Cdev.tomcat.apache.org%3E
af854a3a-2127-422b-91ae-364da2661108https://lists.apache.org/thread.html/rb71997f506c6cc8b530dd845c084995a9878098846c7b4eacfae8db3%40%3Cdev.tomcat.apache.org%3E
Impacted products
Vendor Product Version
apache tomcat 4.0.0
apache tomcat 4.0.1
apache tomcat 4.0.2
apache tomcat 4.0.3
apache tomcat 4.0.4
apache tomcat 4.0.5
apache tomcat 4.0.6
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:apache:tomcat:4.0.0:*:*:*:*:*:*:*",
              "matchCriteriaId": "914E1404-01A2-4F94-AA40-D5EA20F55AD3",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:apache:tomcat:4.0.1:*:*:*:*:*:*:*",
              "matchCriteriaId": "81FB1106-B26D-45BE-A511-8E69131BBA52",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:apache:tomcat:4.0.2:*:*:*:*:*:*:*",
              "matchCriteriaId": "401A213A-FED3-49C0-B823-2E02EA528905",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:apache:tomcat:4.0.3:*:*:*:*:*:*:*",
              "matchCriteriaId": "0BFE5AD8-DB14-4632-9D2A-F2013579CA7D",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:apache:tomcat:4.0.4:*:*:*:*:*:*:*",
              "matchCriteriaId": "7641278D-3B8B-4CD2-B284-2047B65514A2",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:apache:tomcat:4.0.5:*:*:*:*:*:*:*",
              "matchCriteriaId": "BB7B9911-E836-4A96-A0E8-D13C957EC0EE",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:apache:tomcat:4.0.6:*:*:*:*:*:*:*",
              "matchCriteriaId": "D2341C51-A239-4A4A-B0DC-30F18175442C",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "The Catalina org.apache.catalina.connector.http package in Tomcat 4.0.x up to 4.0.3 allows remote attackers to cause a denial of service via several requests that do not follow the HTTP protocol, which causes Tomcat to reject later requests."
    },
    {
      "lang": "es",
      "value": "El paquete Catalina org.apache.catalina.connector.http en Tomcat 4.0.x a 4.0.3 permite a atacantes remotos causar una denegaci\u00f3n de servicio mediante ciertas peticiones que no siguen el protocolo HTTP, lo que hace que Tomcat rechace peticiones subsiguientes."
    }
  ],
  "id": "CVE-2003-0866",
  "lastModified": "2026-06-16T22:03:06.620",
  "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": "2003-11-17T05:00:00.000",
  "references": [
    {
      "source": "cve@mitre.org",
      "tags": [
        "Exploit",
        "Patch",
        "Vendor Advisory"
      ],
      "url": "http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=215506"
    },
    {
      "source": "cve@mitre.org",
      "url": "http://secunia.com/advisories/30899"
    },
    {
      "source": "cve@mitre.org",
      "url": "http://secunia.com/advisories/30908"
    },
    {
      "source": "cve@mitre.org",
      "url": "http://sunsolve.sun.com/search/document.do?assetkey=1-26-239312-1"
    },
    {
      "source": "cve@mitre.org",
      "url": "http://tomcat.apache.org/security-4.html"
    },
    {
      "source": "cve@mitre.org",
      "tags": [
        "Patch",
        "Vendor Advisory"
      ],
      "url": "http://www.debian.org/security/2003/dsa-395"
    },
    {
      "source": "cve@mitre.org",
      "tags": [
        "Patch",
        "Vendor Advisory"
      ],
      "url": "http://www.securityfocus.com/bid/8824"
    },
    {
      "source": "cve@mitre.org",
      "url": "http://www.vupen.com/english/advisories/2008/1979/references"
    },
    {
      "source": "cve@mitre.org",
      "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/13429"
    },
    {
      "source": "cve@mitre.org",
      "url": "https://lists.apache.org/thread.html/29dc6c2b625789e70a9c4756b5a327e6547273ff8bde7e0327af48c5%40%3Cdev.tomcat.apache.org%3E"
    },
    {
      "source": "cve@mitre.org",
      "url": "https://lists.apache.org/thread.html/c62b0e3a7bf23342352a5810c640a94b6db69957c5c19db507004d74%40%3Cdev.tomcat.apache.org%3E"
    },
    {
      "source": "cve@mitre.org",
      "url": "https://lists.apache.org/thread.html/rb71997f506c6cc8b530dd845c084995a9878098846c7b4eacfae8db3%40%3Cdev.tomcat.apache.org%3E"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Exploit",
        "Patch",
        "Vendor Advisory"
      ],
      "url": "http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=215506"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "http://secunia.com/advisories/30899"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "http://secunia.com/advisories/30908"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "http://sunsolve.sun.com/search/document.do?assetkey=1-26-239312-1"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "http://tomcat.apache.org/security-4.html"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Patch",
        "Vendor Advisory"
      ],
      "url": "http://www.debian.org/security/2003/dsa-395"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Patch",
        "Vendor Advisory"
      ],
      "url": "http://www.securityfocus.com/bid/8824"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "http://www.vupen.com/english/advisories/2008/1979/references"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/13429"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "https://lists.apache.org/thread.html/29dc6c2b625789e70a9c4756b5a327e6547273ff8bde7e0327af48c5%40%3Cdev.tomcat.apache.org%3E"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "https://lists.apache.org/thread.html/c62b0e3a7bf23342352a5810c640a94b6db69957c5c19db507004d74%40%3Cdev.tomcat.apache.org%3E"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "https://lists.apache.org/thread.html/rb71997f506c6cc8b530dd845c084995a9878098846c7b4eacfae8db3%40%3Cdev.tomcat.apache.org%3E"
    }
  ],
  "sourceIdentifier": "cve@mitre.org",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "NVD-CWE-Other"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}



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Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

Author Source Type Date Other

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.


Detection rules are retrieved from Rulezet.


Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.