FKIE_CVE-2005-4257

Vulnerability from fkie_nvd - Published: 2005-12-15 11:03 - Updated: 2026-06-16 22:18
Severity
Summary
Linksys WRT54GS and BEFW11S4 allows remote attackers to cause a denial of service (device crash) via an IP packet with the same source and destination IPs and ports, and with the SYN flag set (aka LAND). NOTE: the provenance of this issue is unknown; the details are obtained solely from the BID.
References
cve@mitre.orghttp://www.securityfocus.com/bid/15861Exploit
af854a3a-2127-422b-91ae-364da2661108http://www.securityfocus.com/bid/15861Exploit
Impacted products
Vendor Product Version
linksys befw11s4 1.4.2.7
linksys befw11s4 1.4.3
linksys befw11s4 1.43.3
linksys befw11s4 1.44
linksys befw11s4_v3 *
linksys befw11s4_v4 *
linksys wrt54gs 4.50.6
linksys wrt54gs 4.70.6
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:h:linksys:befw11s4:1.4.2.7:*:*:*:*:*:*:*",
              "matchCriteriaId": "42622989-F386-4C7F-8F64-7C792075D980",
              "vulnerable": true
            },
            {
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              "matchCriteriaId": "4F83131C-CE9B-4695-BF3D-A8D2C1AC7F00",
              "vulnerable": true
            },
            {
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              "matchCriteriaId": "CF81DAA9-0925-4BEB-B8B0-1B4BB075DBE6",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:h:linksys:befw11s4:1.44:*:*:*:*:*:*:*",
              "matchCriteriaId": "AAD7A2F3-5720-4BB6-BC2C-DF1073A58F2D",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:h:linksys:befw11s4_v3:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "F86E88C1-8695-4836-BADA-D3F25F6DFF18",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:h:linksys:befw11s4_v4:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "78BE65FC-259C-4AF2-AA4D-05F222BC7999",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:h:linksys:wrt54gs:4.50.6:*:*:*:*:*:*:*",
              "matchCriteriaId": "9761BB51-0CF6-45BE-9DF2-8953AB32CFA5",
              "vulnerable": true
            },
            {
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              "matchCriteriaId": "BD1CDA3F-F8BB-4B4E-BFAE-2E091A308CE7",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "Linksys WRT54GS and BEFW11S4 allows remote attackers to cause a denial of service (device crash) via an IP packet with the same source and destination IPs and ports, and with the SYN flag set (aka LAND). NOTE: the provenance of this issue is unknown; the details are obtained solely from the BID."
    },
    {
      "lang": "es",
      "value": "Linksys WRT54GS y BEFW11S4 permiten a atacantes remotos causar una denegaci\u00f3n de servicio (ca\u00edda de dispositivo) mediante un paquete IP con los mismos IPs y puertos de origen y destino, y con la bandera SYN establecida (tcc LAND). NOTA: La proveniencia de esta cuesti\u00f3n es desconocida, los detalles son obtenidos exclusivamente de BID."
    }
  ],
  "id": "CVE-2005-4257",
  "lastModified": "2026-06-16T22:18:28.080",
  "metrics": {
    "cvssMetricV2": [
      {
        "acInsufInfo": false,
        "baseSeverity": "HIGH",
        "cvssData": {
          "accessComplexity": "LOW",
          "accessVector": "NETWORK",
          "authentication": "NONE",
          "availabilityImpact": "COMPLETE",
          "baseScore": 7.8,
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:C",
          "version": "2.0"
        },
        "exploitabilityScore": 10.0,
        "impactScore": 6.9,
        "obtainAllPrivilege": false,
        "obtainOtherPrivilege": false,
        "obtainUserPrivilege": false,
        "source": "nvd@nist.gov",
        "type": "Primary",
        "userInteractionRequired": false
      }
    ]
  },
  "published": "2005-12-15T11:03:00.000",
  "references": [
    {
      "source": "cve@mitre.org",
      "tags": [
        "Exploit"
      ],
      "url": "http://www.securityfocus.com/bid/15861"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Exploit"
      ],
      "url": "http://www.securityfocus.com/bid/15861"
    }
  ],
  "sourceIdentifier": "cve@mitre.org",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "NVD-CWE-Other"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}



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