GCVE Workshop - 22 September 2026 (14:00-18:00), Luxembourg Before The Vulnopticon Conference - Registration

CVE-2005-4826 (GCVE-0-2005-4826)

Vulnerability from cvelistv5 – Published: 2007-01-31 11:00 – Updated: 2024-08-08 00:01
VLAI
Summary
Unspecified vulnerability in the VLAN Trunking Protocol (VTP) feature in Cisco IOS 12.1(22)EA3 on Catalyst 2950T switches allows remote attackers to cause a denial of service (device reboot) via a crafted Subset-Advert message packet, a different issue than CVE-2006-4774, CVE-2006-4775, and CVE-2006-4776.
Severity
No CVSS data available.
CWE
  • n/a
Assigner
References
URL Tags
http://securitytracker.com/id?1017568 vdb-entryx_refsource_SECTRACK
http://secunia.com/advisories/23892 third-party-advisoryx_refsource_SECUNIA
http://osvdb.org/33013 vdb-entryx_refsource_OSVDB
http://www.cisco.com/en/US/products/products_secu… vendor-advisoryx_refsource_CISCO
http://www.vupen.com/english/advisories/2007/0414 vdb-entryx_refsource_VUPEN
https://oval.cisecurity.org/repository/search/def… vdb-entrysignaturex_refsource_OVAL
http://www.securityfocus.com/archive/1/458554/100… mailing-listx_refsource_BUGTRAQ
http://www.blackhat.com/html/bh-europe-05/bh-eu-0… x_refsource_MISC
http://www.securityfocus.com/bid/22268 vdb-entryx_refsource_BID
http://www.s21sec.com/en/avisos/s21sec-034-en.txt x_refsource_MISC
http://www.securityfocus.com/archive/1/458240/100… mailing-listx_refsource_BUGTRAQ
Date Public
2005-03-01 00:00
Show details on NVD website
To clipboard 

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-08T00:01:23.434Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "name": "1017568",
            "tags": [
              "vdb-entry",
              "x_refsource_SECTRACK",
              "x_transferred"
            ],
            "url": "http://securitytracker.com/id?1017568"
          },
          {
            "name": "23892",
            "tags": [
              "third-party-advisory",
              "x_refsource_SECUNIA",
              "x_transferred"
            ],
            "url": "http://secunia.com/advisories/23892"
          },
          {
            "name": "33013",
            "tags": [
              "vdb-entry",
              "x_refsource_OSVDB",
              "x_transferred"
            ],
            "url": "http://osvdb.org/33013"
          },
          {
            "name": "20070129 Cisco VTP Vulnerability",
            "tags": [
              "vendor-advisory",
              "x_refsource_CISCO",
              "x_transferred"
            ],
            "url": "http://www.cisco.com/en/US/products/products_security_response09186a00807d1a81.html"
          },
          {
            "name": "ADV-2007-0414",
            "tags": [
              "vdb-entry",
              "x_refsource_VUPEN",
              "x_transferred"
            ],
            "url": "http://www.vupen.com/english/advisories/2007/0414"
          },
          {
            "name": "oval:org.mitre.oval:def:5544",
            "tags": [
              "vdb-entry",
              "signature",
              "x_refsource_OVAL",
              "x_transferred"
            ],
            "url": "https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A5544"
          },
          {
            "name": "20070130 Re: [Full-disclosure] S21sec-034-en: Cisco VTP DoS vulnerability",
            "tags": [
              "mailing-list",
              "x_refsource_BUGTRAQ",
              "x_transferred"
            ],
            "url": "http://www.securityfocus.com/archive/1/458554/100/0/threaded"
          },
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "http://www.blackhat.com/html/bh-europe-05/bh-eu-05-speakers.html#Berrueta"
          },
          {
            "name": "22268",
            "tags": [
              "vdb-entry",
              "x_refsource_BID",
              "x_transferred"
            ],
            "url": "http://www.securityfocus.com/bid/22268"
          },
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "http://www.s21sec.com/en/avisos/s21sec-034-en.txt"
          },
          {
            "name": "20070126 S21sec-034-en: Cisco VTP DoS vulnerability",
            "tags": [
              "mailing-list",
              "x_refsource_BUGTRAQ",
              "x_transferred"
            ],
            "url": "http://www.securityfocus.com/archive/1/458240/100/0/threaded"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "n/a",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ],
      "datePublic": "2005-03-01T00:00:00.000Z",
      "descriptions": [
        {
          "lang": "en",
          "value": "Unspecified vulnerability in the VLAN Trunking Protocol (VTP) feature in Cisco IOS 12.1(22)EA3 on Catalyst 2950T switches allows remote attackers to cause a denial of service (device reboot) via a crafted Subset-Advert message packet, a different issue than CVE-2006-4774, CVE-2006-4775, and CVE-2006-4776."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "n/a",
              "lang": "en",
              "type": "text"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2018-10-19T14:57:01.000Z",
        "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
        "shortName": "mitre"
      },
      "references": [
        {
          "name": "1017568",
          "tags": [
            "vdb-entry",
            "x_refsource_SECTRACK"
          ],
          "url": "http://securitytracker.com/id?1017568"
        },
        {
          "name": "23892",
          "tags": [
            "third-party-advisory",
            "x_refsource_SECUNIA"
          ],
          "url": "http://secunia.com/advisories/23892"
        },
        {
          "name": "33013",
          "tags": [
            "vdb-entry",
            "x_refsource_OSVDB"
          ],
          "url": "http://osvdb.org/33013"
        },
        {
          "name": "20070129 Cisco VTP Vulnerability",
          "tags": [
            "vendor-advisory",
            "x_refsource_CISCO"
          ],
          "url": "http://www.cisco.com/en/US/products/products_security_response09186a00807d1a81.html"
        },
        {
          "name": "ADV-2007-0414",
          "tags": [
            "vdb-entry",
            "x_refsource_VUPEN"
          ],
          "url": "http://www.vupen.com/english/advisories/2007/0414"
        },
        {
          "name": "oval:org.mitre.oval:def:5544",
          "tags": [
            "vdb-entry",
            "signature",
            "x_refsource_OVAL"
          ],
          "url": "https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A5544"
        },
        {
          "name": "20070130 Re: [Full-disclosure] S21sec-034-en: Cisco VTP DoS vulnerability",
          "tags": [
            "mailing-list",
            "x_refsource_BUGTRAQ"
          ],
          "url": "http://www.securityfocus.com/archive/1/458554/100/0/threaded"
        },
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "http://www.blackhat.com/html/bh-europe-05/bh-eu-05-speakers.html#Berrueta"
        },
        {
          "name": "22268",
          "tags": [
            "vdb-entry",
            "x_refsource_BID"
          ],
          "url": "http://www.securityfocus.com/bid/22268"
        },
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "http://www.s21sec.com/en/avisos/s21sec-034-en.txt"
        },
        {
          "name": "20070126 S21sec-034-en: Cisco VTP DoS vulnerability",
          "tags": [
            "mailing-list",
            "x_refsource_BUGTRAQ"
          ],
          "url": "http://www.securityfocus.com/archive/1/458240/100/0/threaded"
        }
      ],
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "cve@mitre.org",
          "ID": "CVE-2005-4826",
          "STATE": "PUBLIC"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
                    {
                      "product_name": "n/a",
                      "version": {
                        "version_data": [
                          {
                            "version_value": "n/a"
                          }
                        ]
                      }
                    }
                  ]
                },
                "vendor_name": "n/a"
              }
            ]
          }
        },
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
          "description_data": [
            {
              "lang": "eng",
              "value": "Unspecified vulnerability in the VLAN Trunking Protocol (VTP) feature in Cisco IOS 12.1(22)EA3 on Catalyst 2950T switches allows remote attackers to cause a denial of service (device reboot) via a crafted Subset-Advert message packet, a different issue than CVE-2006-4774, CVE-2006-4775, and CVE-2006-4776."
            }
          ]
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "eng",
                  "value": "n/a"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "1017568",
              "refsource": "SECTRACK",
              "url": "http://securitytracker.com/id?1017568"
            },
            {
              "name": "23892",
              "refsource": "SECUNIA",
              "url": "http://secunia.com/advisories/23892"
            },
            {
              "name": "33013",
              "refsource": "OSVDB",
              "url": "http://osvdb.org/33013"
            },
            {
              "name": "20070129 Cisco VTP Vulnerability",
              "refsource": "CISCO",
              "url": "http://www.cisco.com/en/US/products/products_security_response09186a00807d1a81.html"
            },
            {
              "name": "ADV-2007-0414",
              "refsource": "VUPEN",
              "url": "http://www.vupen.com/english/advisories/2007/0414"
            },
            {
              "name": "oval:org.mitre.oval:def:5544",
              "refsource": "OVAL",
              "url": "https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A5544"
            },
            {
              "name": "20070130 Re: [Full-disclosure] S21sec-034-en: Cisco VTP DoS vulnerability",
              "refsource": "BUGTRAQ",
              "url": "http://www.securityfocus.com/archive/1/458554/100/0/threaded"
            },
            {
              "name": "http://www.blackhat.com/html/bh-europe-05/bh-eu-05-speakers.html#Berrueta",
              "refsource": "MISC",
              "url": "http://www.blackhat.com/html/bh-europe-05/bh-eu-05-speakers.html#Berrueta"
            },
            {
              "name": "22268",
              "refsource": "BID",
              "url": "http://www.securityfocus.com/bid/22268"
            },
            {
              "name": "http://www.s21sec.com/en/avisos/s21sec-034-en.txt",
              "refsource": "MISC",
              "url": "http://www.s21sec.com/en/avisos/s21sec-034-en.txt"
            },
            {
              "name": "20070126 S21sec-034-en: Cisco VTP DoS vulnerability",
              "refsource": "BUGTRAQ",
              "url": "http://www.securityfocus.com/archive/1/458240/100/0/threaded"
            }
          ]
        }
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
    "assignerShortName": "mitre",
    "cveId": "CVE-2005-4826",
    "datePublished": "2007-01-31T11:00:00.000Z",
    "dateReserved": "2007-01-30T00:00:00.000Z",
    "dateUpdated": "2024-08-08T00:01:23.434Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1",
  "vulnerability-lookup:meta": {
    "epss": {
      "cve": "CVE-2005-4826",
      "date": "2026-09-17",
      "epss": "0.00992",
      "percentile": "0.60918"
    },
    "fkie_nvd": {
      "configurations": "[{\"nodes\": [{\"operator\": \"OR\", \"negate\": false, \"cpeMatch\": [{\"vulnerable\": true, \"criteria\": \"cpe:2.3:o:cisco:ios:12.1\\\\(22\\\\)ea3:*:*:*:*:*:*:*\", \"matchCriteriaId\": \"AB440BC6-9FC8-4EFD-B05E-3F5A5A68F8EF\"}]}]}]",
      "descriptions": "[{\"lang\": \"en\", \"value\": \"Unspecified vulnerability in the VLAN Trunking Protocol (VTP) feature in Cisco IOS 12.1(22)EA3 on Catalyst 2950T switches allows remote attackers to cause a denial of service (device reboot) via a crafted Subset-Advert message packet, a different issue than CVE-2006-4774, CVE-2006-4775, and CVE-2006-4776.\"}]",
      "id": "CVE-2005-4826",
      "lastModified": "2024-11-21T00:05:16.470",
      "metrics": "{\"cvssMetricV2\": [{\"source\": \"nvd@nist.gov\", \"type\": \"Primary\", \"cvssData\": {\"version\": \"2.0\", \"vectorString\": \"AV:A/AC:L/Au:N/C:N/I:N/A:C\", \"baseScore\": 6.1, \"accessVector\": \"ADJACENT_NETWORK\", \"accessComplexity\": \"LOW\", \"authentication\": \"NONE\", \"confidentialityImpact\": \"NONE\", \"integrityImpact\": \"NONE\", \"availabilityImpact\": \"COMPLETE\"}, \"baseSeverity\": \"MEDIUM\", \"exploitabilityScore\": 6.5, \"impactScore\": 6.9, \"acInsufInfo\": false, \"obtainAllPrivilege\": false, \"obtainUserPrivilege\": false, \"obtainOtherPrivilege\": false, \"userInteractionRequired\": false}]}",
      "published": "2005-12-31T05:00:00.000",
      "references": "[{\"url\": \"http://osvdb.org/33013\", \"source\": \"cve@mitre.org\"}, {\"url\": \"http://secunia.com/advisories/23892\", \"source\": \"cve@mitre.org\"}, {\"url\": \"http://securitytracker.com/id?1017568\", \"source\": \"cve@mitre.org\"}, {\"url\": \"http://www.blackhat.com/html/bh-europe-05/bh-eu-05-speakers.html#Berrueta\", \"source\": \"cve@mitre.org\"}, {\"url\": \"http://www.cisco.com/en/US/products/products_security_response09186a00807d1a81.html\", \"source\": \"cve@mitre.org\"}, {\"url\": \"http://www.s21sec.com/en/avisos/s21sec-034-en.txt\", \"source\": \"cve@mitre.org\", \"tags\": [\"Vendor Advisory\"]}, {\"url\": \"http://www.securityfocus.com/archive/1/458240/100/0/threaded\", \"source\": \"cve@mitre.org\"}, {\"url\": \"http://www.securityfocus.com/archive/1/458554/100/0/threaded\", \"source\": \"cve@mitre.org\"}, {\"url\": \"http://www.securityfocus.com/bid/22268\", \"source\": \"cve@mitre.org\"}, {\"url\": \"http://www.vupen.com/english/advisories/2007/0414\", \"source\": \"cve@mitre.org\"}, {\"url\": \"https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A5544\", \"source\": \"cve@mitre.org\"}, {\"url\": \"http://osvdb.org/33013\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\"}, {\"url\": \"http://secunia.com/advisories/23892\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\"}, {\"url\": \"http://securitytracker.com/id?1017568\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\"}, {\"url\": \"http://www.blackhat.com/html/bh-europe-05/bh-eu-05-speakers.html#Berrueta\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\"}, {\"url\": \"http://www.cisco.com/en/US/products/products_security_response09186a00807d1a81.html\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\"}, {\"url\": \"http://www.s21sec.com/en/avisos/s21sec-034-en.txt\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\", \"tags\": [\"Vendor Advisory\"]}, {\"url\": \"http://www.securityfocus.com/archive/1/458240/100/0/threaded\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\"}, {\"url\": \"http://www.securityfocus.com/archive/1/458554/100/0/threaded\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\"}, {\"url\": \"http://www.securityfocus.com/bid/22268\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\"}, {\"url\": \"http://www.vupen.com/english/advisories/2007/0414\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\"}, {\"url\": \"https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A5544\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\"}]",
      "sourceIdentifier": "cve@mitre.org",
      "vulnStatus": "Modified",
      "weaknesses": "[{\"source\": \"nvd@nist.gov\", \"type\": \"Primary\", \"description\": [{\"lang\": \"en\", \"value\": \"NVD-CWE-Other\"}]}]"
    },
    "nvd": "{\"cve\":{\"id\":\"CVE-2005-4826\",\"sourceIdentifier\":\"cve@mitre.org\",\"published\":\"2005-12-31T05:00:00.000\",\"lastModified\":\"2026-04-16T00:27:16.627\",\"vulnStatus\":\"Modified\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"Unspecified vulnerability in the VLAN Trunking Protocol (VTP) feature in Cisco IOS 12.1(22)EA3 on Catalyst 2950T switches allows remote attackers to cause a denial of service (device reboot) via a crafted Subset-Advert message packet, a different issue than CVE-2006-4774, CVE-2006-4775, and CVE-2006-4776.\"}],\"metrics\":{\"cvssMetricV2\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"2.0\",\"vectorString\":\"AV:A/AC:L/Au:N/C:N/I:N/A:C\",\"baseScore\":6.1,\"accessVector\":\"ADJACENT_NETWORK\",\"accessComplexity\":\"LOW\",\"authentication\":\"NONE\",\"confidentialityImpact\":\"NONE\",\"integrityImpact\":\"NONE\",\"availabilityImpact\":\"COMPLETE\"},\"baseSeverity\":\"MEDIUM\",\"exploitabilityScore\":6.5,\"impactScore\":6.9,\"acInsufInfo\":false,\"obtainAllPrivilege\":false,\"obtainUserPrivilege\":false,\"obtainOtherPrivilege\":false,\"userInteractionRequired\":false}]},\"weaknesses\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"description\":[{\"lang\":\"en\",\"value\":\"NVD-CWE-Other\"}]}],\"configurations\":[{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:cisco:ios:12.1\\\\(22\\\\)ea3:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"AB440BC6-9FC8-4EFD-B05E-3F5A5A68F8EF\"}]}]}],\"references\":[{\"url\":\"http://osvdb.org/33013\",\"source\":\"cve@mitre.org\"},{\"url\":\"http://secunia.com/advisories/23892\",\"source\":\"cve@mitre.org\"},{\"url\":\"http://securitytracker.com/id?1017568\",\"source\":\"cve@mitre.org\"},{\"url\":\"http://www.blackhat.com/html/bh-europe-05/bh-eu-05-speakers.html#Berrueta\",\"source\":\"cve@mitre.org\"},{\"url\":\"http://www.cisco.com/en/US/products/products_security_response09186a00807d1a81.html\",\"source\":\"cve@mitre.org\"},{\"url\":\"http://www.s21sec.com/en/avisos/s21sec-034-en.txt\",\"source\":\"cve@mitre.org\",\"tags\":[\"Vendor Advisory\"]},{\"url\":\"http://www.securityfocus.com/archive/1/458240/100/0/threaded\",\"source\":\"cve@mitre.org\"},{\"url\":\"http://www.securityfocus.com/archive/1/458554/100/0/threaded\",\"source\":\"cve@mitre.org\"},{\"url\":\"http://www.securityfocus.com/bid/22268\",\"source\":\"cve@mitre.org\"},{\"url\":\"http://www.vupen.com/english/advisories/2007/0414\",\"source\":\"cve@mitre.org\"},{\"url\":\"https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A5544\",\"source\":\"cve@mitre.org\"},{\"url\":\"http://osvdb.org/33013\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"http://secunia.com/advisories/23892\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"http://securitytracker.com/id?1017568\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"http://www.blackhat.com/html/bh-europe-05/bh-eu-05-speakers.html#Berrueta\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"http://www.cisco.com/en/US/products/products_security_response09186a00807d1a81.html\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"http://www.s21sec.com/en/avisos/s21sec-034-en.txt\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Vendor Advisory\"]},{\"url\":\"http://www.securityfocus.com/archive/1/458240/100/0/threaded\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"http://www.securityfocus.com/archive/1/458554/100/0/threaded\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"http://www.securityfocus.com/bid/22268\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"http://www.vupen.com/english/advisories/2007/0414\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A5544\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"}]}}"
  }
}



Log in or create an account to share your comment.




Tags
Taxonomy of the tags.





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.