Show plain JSON{"id": "CVE-2005-4440", "cveTags": [], "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 5.0, "accessVector": "NETWORK", "vectorString": "AV:N/AC:L/Au:N/C:N/I:P/A:N", "authentication": "NONE", "integrityImpact": "PARTIAL", "accessComplexity": "LOW", "availabilityImpact": "NONE", "confidentialityImpact": "NONE"}, "acInsufInfo": false, "impactScore": 2.9, "baseSeverity": "MEDIUM", "obtainAllPrivilege": false, "exploitabilityScore": 10.0, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}]}, "published": "2005-12-21T02:03:00.000", "references": [{"url": "http://lists.grok.org.uk/pipermail/full-disclosure/2005-December/040333.html", "source": "cve@mitre.org"}, {"url": "http://www.securityfocus.com/archive/1/419831/100/0/threaded", "source": "cve@mitre.org"}, {"url": "http://www.securityfocus.com/archive/1/419834/100/0/threaded", "source": "cve@mitre.org"}, {"url": "http://lists.grok.org.uk/pipermail/full-disclosure/2005-December/040333.html", "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "http://www.securityfocus.com/archive/1/419831/100/0/threaded", "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "http://www.securityfocus.com/archive/1/419834/100/0/threaded", "source": "af854a3a-2127-422b-91ae-364da2661108"}], "vulnStatus": "Deferred", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "NVD-CWE-Other"}]}], "descriptions": [{"lang": "en", "value": "The 802.1q VLAN protocol allows remote attackers to bypass network segmentation and spoof VLAN traffic via a message with two 802.1q tags, which causes the second tag to be redirected from a downstream switch after the first tag has been stripped, as demonstrated by Yersinia, aka \"double-tagging VLAN jumping attack.\""}], "lastModified": "2025-04-03T01:03:51.193", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:vlan_protocol:vlan_protocol:802.1q:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "E850DCCD-875D-4B7F-B543-F58559E83D8E"}], "operator": "OR"}]}], "sourceIdentifier": "cve@mitre.org"} 