{"containers": {"cna": {"affected": [{"product": "Cisco Wireless LAN Controller", "vendor": "n/a", "versions": [{"status": "affected", "version": "Cisco Wireless LAN Controller"}]}], "datePublic": "2018-05-02T00:00:00", "descriptions": [{"lang": "en", "value": "A vulnerability in the IP Version 4 (IPv4) fragment reassembly function of Cisco 3500, 5500, and 8500 Series Wireless LAN Controller Software could allow an unauthenticated, remote attacker to cause an affected device to reload unexpectedly, resulting in a denial of service (DoS) condition. The vulnerability is due to a corruption of an internal data structure process that occurs when the affected software reassembles certain IPv4 packets. An attacker could exploit this vulnerability by sending certain malformed IPv4 fragments to an affected device. A successful exploit could allow the attacker to cause the device to reload, resulting in a DoS condition. This vulnerability affects all releases of 8.4 until the first fixed release for the 5500 and 8500 Series Wireless LAN Controllers and releases 8.5.103.0 and 8.5.105.0 for the 3500, 5500, and 8500 Series Wireless LAN Controllers. Cisco Bug IDs: CSCvf89222."}], "problemTypes": [{"descriptions": [{"cweId": "CWE-399", "description": "CWE-399", "lang": "en", "type": "CWE"}]}], "providerMetadata": {"dateUpdated": "2018-05-03T09:57:01", "orgId": "d1c1063e-7a18-46af-9102-31f8928bc633", "shortName": "cisco"}, "references": [{"name": "1040822", "tags": ["vdb-entry", "x_refsource_SECTRACK"], "url": "http://www.securitytracker.com/id/1040822"}, {"tags": ["x_refsource_CONFIRM"], "url": "https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20180502-wlc-ip"}], "x_legacyV4Record": {"CVE_data_meta": {"ASSIGNER": "psirt@cisco.com", "ID": "CVE-2018-0252", "STATE": "PUBLIC"}, "affects": {"vendor": {"vendor_data": [{"product": {"product_data": [{"product_name": "Cisco Wireless LAN Controller", "version": {"version_data": [{"version_value": "Cisco Wireless LAN Controller"}]}}]}, "vendor_name": "n/a"}]}}, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": {"description_data": [{"lang": "eng", "value": "A vulnerability in the IP Version 4 (IPv4) fragment reassembly function of Cisco 3500, 5500, and 8500 Series Wireless LAN Controller Software could allow an unauthenticated, remote attacker to cause an affected device to reload unexpectedly, resulting in a denial of service (DoS) condition. The vulnerability is due to a corruption of an internal data structure process that occurs when the affected software reassembles certain IPv4 packets. An attacker could exploit this vulnerability by sending certain malformed IPv4 fragments to an affected device. A successful exploit could allow the attacker to cause the device to reload, resulting in a DoS condition. This vulnerability affects all releases of 8.4 until the first fixed release for the 5500 and 8500 Series Wireless LAN Controllers and releases 8.5.103.0 and 8.5.105.0 for the 3500, 5500, and 8500 Series Wireless LAN Controllers. Cisco Bug IDs: CSCvf89222."}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "CWE-399"}]}]}, "references": {"reference_data": [{"name": "1040822", "refsource": "SECTRACK", "url": "http://www.securitytracker.com/id/1040822"}, {"name": "https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20180502-wlc-ip", "refsource": "CONFIRM", "url": "https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20180502-wlc-ip"}]}}}}, "cveMetadata": {"assignerOrgId": "d1c1063e-7a18-46af-9102-31f8928bc633", "assignerShortName": "cisco", "cveId": "CVE-2018-0252", "datePublished": "2018-05-02T22:00:00", "dateReserved": "2017-11-27T00:00:00", "dateUpdated": "2018-05-03T09:57:01", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.0"}

{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:cisco:wireless_lan_controller_software:8.4\\(100.0\\):*:*:*:*:*:*:*", "matchCriteriaId": "B982DD44-EA32-4762-95CF-5D905D76B354", "vulnerable": true}, {"criteria": "cpe:2.3:o:cisco:wireless_lan_controller_software:8.5\\(107.30\\):*:*:*:*:*:*:*", "matchCriteriaId": "C98ED2DA-5940-4973-B6E4-4FE6723AE396", "vulnerable": true}, {"criteria": "cpe:2.3:o:cisco:wireless_lan_controller_software:8.5\\(107.41\\):*:*:*:*:*:*:*", "matchCriteriaId": "B087E1DB-E5FE-46DB-B162-098D93CA1063", "vulnerable": true}, {"criteria": "cpe:2.3:o:cisco:wireless_lan_controller_software:8.6\\(1.108\\):*:*:*:*:*:*:*", "matchCriteriaId": "8CFDBACD-C77D-448F-B3A9-ACCDDD92D5CB", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "descriptions": [{"lang": "en", "value": "A vulnerability in the IP Version 4 (IPv4) fragment reassembly function of Cisco 3500, 5500, and 8500 Series Wireless LAN Controller Software could allow an unauthenticated, remote attacker to cause an affected device to reload unexpectedly, resulting in a denial of service (DoS) condition. The vulnerability is due to a corruption of an internal data structure process that occurs when the affected software reassembles certain IPv4 packets. An attacker could exploit this vulnerability by sending certain malformed IPv4 fragments to an affected device. A successful exploit could allow the attacker to cause the device to reload, resulting in a DoS condition. This vulnerability affects all releases of 8.4 until the first fixed release for the 5500 and 8500 Series Wireless LAN Controllers and releases 8.5.103.0 and 8.5.105.0 for the 3500, 5500, and 8500 Series Wireless LAN Controllers. Cisco Bug IDs: CSCvf89222."}, {"lang": "es", "value": "Una vulnerabilidad en la funcionalidad de reensamblado de fragmentos IPv4 (IP Version 4) en el software Cisco Series Wireless LAN Controller de las Series 3500, 5500 y 8500 podr\u00eda permitir que un atacante remoto sin autenticar haga que el dispositivo afectado se reinicie inesperadamente, provocando una denegaci\u00f3n de servicio (DoS) en consecuencia. Esta vulnerabilidad se debe a la corrupci\u00f3n de un proceso de estructura de datos interna que ocurre cuando el software afectado reensambla ciertos paquetes IPv4. Un atacante podr\u00eda explotar esta vulnerabilidad enviando ciertos fragmentos mal formados de IPv4 a un dispositivo afectado. Si se explota con \u00e9xito, podr\u00eda permitir que el atacante consiga que el dispositivo se reinicie, provocando una denegaci\u00f3n de servicio (DoS). Esta vulnerabilidad afecta a todos los lanzamientos de 8.4 hasta la primera versi\u00f3n solucionada para Wireless LAN Controllers Series 5500 y 8500 y las versiones 8.5.103.0 y 8.5.105.0 para Wireless LAN Controllers Series 3500, 5500 y 8500. Cisco Bug IDs: CSCvf89222."}], "id": "CVE-2018-0252", "lastModified": "2019-10-09T23:31:34.833", "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}], "cvssMetricV30": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 8.6, "baseSeverity": "HIGH", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "CHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H", "version": "3.0"}, "exploitabilityScore": 3.9, "impactScore": 4.0, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2018-05-02T22:29:00.683", "references": [{"source": "ykramarz@cisco.com", "tags": ["Third Party Advisory", "VDB Entry"], "url": "http://www.securitytracker.com/id/1040822"}, {"source": "ykramarz@cisco.com", "tags": ["Vendor Advisory"], "url": "https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20180502-wlc-ip"}], "sourceIdentifier": "ykramarz@cisco.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-119"}], "source": "nvd@nist.gov", "type": "Primary"}, {"description": [{"lang": "en", "value": "CWE-399"}], "source": "ykramarz@cisco.com", "type": "Secondary"}]}

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