fkie_cve-2003-1230
Vulnerability from fkie_nvd
Published
2003-12-31 05:00
Modified
2025-04-03 01:03
Severity ?
Summary
The implementation of SYN cookies (syncookies) in FreeBSD 4.5 through 5.0-RELEASE-p3 uses only 32-bit internal keys when generating syncookies, which makes it easier for remote attackers to conduct brute force ISN guessing attacks and spoof legitimate traffic.
References
cve@mitre.orghttp://secunia.com/advisories/8142/Vendor Advisory
cve@mitre.orghttp://www.osvdb.org/19785
cve@mitre.orghttp://www.securityfocus.com/advisories/5013Patch, Vendor Advisory
cve@mitre.orghttp://www.securityfocus.com/bid/6920Patch
cve@mitre.orghttps://exchange.xforce.ibmcloud.com/vulnerabilities/11397
af854a3a-2127-422b-91ae-364da2661108http://secunia.com/advisories/8142/Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108http://www.osvdb.org/19785
af854a3a-2127-422b-91ae-364da2661108http://www.securityfocus.com/advisories/5013Patch, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108http://www.securityfocus.com/bid/6920Patch
af854a3a-2127-422b-91ae-364da2661108https://exchange.xforce.ibmcloud.com/vulnerabilities/11397
Impacted products
Vendor Product Version
freebsd freebsd 4.5
freebsd freebsd 4.6
freebsd freebsd 4.7
freebsd freebsd 4.7
freebsd freebsd 5.0


To clipboard 

{
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:o:freebsd:freebsd:4.5:release:*:*:*:*:*:*",
              "matchCriteriaId": "3D41CB12-7894-4D25-80EC-23C56171D973",
              "vulnerable": false
            },
            {
              "criteria": "cpe:2.3:o:freebsd:freebsd:4.6:release:*:*:*:*:*:*",
              "matchCriteriaId": "118211EF-CED7-4EB5-9669-F54C8169D4AE",
              "vulnerable": false
            },
            {
              "criteria": "cpe:2.3:o:freebsd:freebsd:4.7:release:*:*:*:*:*:*",
              "matchCriteriaId": "E5612FB0-8403-4A7E-B89A-D7BDFAC00078",
              "vulnerable": false
            },
            {
              "criteria": "cpe:2.3:o:freebsd:freebsd:4.7:stable:*:*:*:*:*:*",
              "matchCriteriaId": "A7818E11-1BEB-4DAA-BA7A-A278454BA4B3",
              "vulnerable": false
            },
            {
              "criteria": "cpe:2.3:o:freebsd:freebsd:5.0:release:*:*:*:*:*:*",
              "matchCriteriaId": "67126F28-EB7D-4941-B37C-5D924F47A073",
              "vulnerable": false
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "The implementation of SYN cookies (syncookies) in FreeBSD 4.5 through 5.0-RELEASE-p3 uses only 32-bit internal keys when generating syncookies, which makes it easier for remote attackers to conduct brute force ISN guessing attacks and spoof legitimate traffic."
    }
  ],
  "id": "CVE-2003-1230",
  "lastModified": "2025-04-03T01:03:51.193",
  "metrics": {
    "cvssMetricV2": [
      {
        "acInsufInfo": false,
        "baseSeverity": "MEDIUM",
        "cvssData": {
          "accessComplexity": "LOW",
          "accessVector": "NETWORK",
          "authentication": "NONE",
          "availabilityImpact": "NONE",
          "baseScore": 6.4,
          "confidentialityImpact": "PARTIAL",
          "integrityImpact": "PARTIAL",
          "vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:N",
          "version": "2.0"
        },
        "exploitabilityScore": 10.0,
        "impactScore": 4.9,
        "obtainAllPrivilege": false,
        "obtainOtherPrivilege": false,
        "obtainUserPrivilege": false,
        "source": "nvd@nist.gov",
        "type": "Primary",
        "userInteractionRequired": false
      }
    ]
  },
  "published": "2003-12-31T05:00:00.000",
  "references": [
    {
      "source": "cve@mitre.org",
      "tags": [
        "Vendor Advisory"
      ],
      "url": "http://secunia.com/advisories/8142/"
    },
    {
      "source": "cve@mitre.org",
      "url": "http://www.osvdb.org/19785"
    },
    {
      "source": "cve@mitre.org",
      "tags": [
        "Patch",
        "Vendor Advisory"
      ],
      "url": "http://www.securityfocus.com/advisories/5013"
    },
    {
      "source": "cve@mitre.org",
      "tags": [
        "Patch"
      ],
      "url": "http://www.securityfocus.com/bid/6920"
    },
    {
      "source": "cve@mitre.org",
      "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/11397"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Vendor Advisory"
      ],
      "url": "http://secunia.com/advisories/8142/"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "http://www.osvdb.org/19785"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Patch",
        "Vendor Advisory"
      ],
      "url": "http://www.securityfocus.com/advisories/5013"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Patch"
      ],
      "url": "http://www.securityfocus.com/bid/6920"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/11397"
    }
  ],
  "sourceIdentifier": "cve@mitre.org",
  "vulnStatus": "Deferred",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "NVD-CWE-Other"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}


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