Show plain JSON{"cve": {"data_type": "CVE", "references": {"reference_data": [{"url": "https://deepthought.isc.org/article/AA-00595", "name": "https://deepthought.isc.org/article/AA-00595", "tags": [], "refsource": "CONFIRM"}, {"url": "https://www.isc.org/software/dhcp/advisories/cve-2011-4868", "name": "https://www.isc.org/software/dhcp/advisories/cve-2011-4868", "tags": ["Vendor Advisory"], "refsource": "CONFIRM"}, {"url": "http://security.gentoo.org/glsa/glsa-201301-06.xml", "name": "GLSA-201301-06", "tags": [], "refsource": "GENTOO"}, {"url": "https://kb.isc.org/article/AA-00705", "name": "https://kb.isc.org/article/AA-00705", "tags": [], "refsource": "CONFIRM"}]}, "data_format": "MITRE", "description": {"description_data": [{"lang": "en", "value": "The logging functionality in dhcpd in ISC DHCP before 4.2.3-P2, when using Dynamic DNS (DDNS) and issuing IPv6 addresses, does not properly handle the DHCPv6 lease structure, which allows remote attackers to cause a denial of service (NULL pointer dereference and daemon crash) via crafted packets related to a lease-status update."}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "en", "value": "CWE-399"}]}]}, "data_version": "4.0", "CVE_data_meta": {"ID": "CVE-2011-4868", "ASSIGNER": "cve@mitre.org"}}, "impact": {"baseMetricV2": {"cvssV2": {"version": "2.0", "baseScore": 6.1, "accessVector": "ADJACENT_NETWORK", "vectorString": "AV:A/AC:L/Au:N/C:N/I:N/A:C", "authentication": "NONE", "integrityImpact": "NONE", "accessComplexity": "LOW", "availabilityImpact": "COMPLETE", "confidentialityImpact": "NONE"}, "severity": "MEDIUM", "impactScore": 6.9, "obtainAllPrivilege": false, "exploitabilityScore": 6.5, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}}, "publishedDate": "2012-01-15T03:55Z", "configurations": {"nodes": [{"children": [], "operator": "OR", "cpe_match": [{"cpe23Uri": "cpe:2.3:a:isc:dhcp:4.2.1:rc1:*:*:*:*:*:*", "cpe_name": [], "vulnerable": 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