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The attacker would need to have valid administrator credentials on the device. This vulnerability is due to incomplete input validation for unexpected configuration options that the attacker could submit while accessing the GUI configuration menus. An attacker could exploit these vulnerabilities by authenticating to the device and submitting crafted user input when using the administrative GUI configuration feature. A successful exploit could allow the attacker to cause the device to reload, resulting in a DoS condition. Software versions prior to 8.3.150.0, 8.5.140.0, 8.8.111.0 are affected by this vulnerability."}, {"lang": "es", "value": "Una vulnerabilidad en la caracter\u00edstica de configuraci\u00f3n de la GUI administrativa de Wireless LAN Controller (WLC) de Cisco, podr\u00eda permitir que un atacante remoto, no autenticado, hiciera que el dispositivo se recargue inesperadamente durante la configuraci\u00f3n del dispositivo cuando el administrador usa esta GUI, causando una condici\u00f3n de denegaci\u00f3n de servicio (DoS) en un dispositivo afectado. El atacante necesitar\u00eda tener credenciales de administrador v\u00e1lidas en el dispositivo. Esta vulnerabilidad se debe a la validaci\u00f3n de entrada incompleta para las opciones de configuraci\u00f3n inesperadas que el atacante podr\u00eda enviar al acceder a los men\u00fas de configuraci\u00f3n de la GUI. Un atacante podr\u00eda explotar estas vulnerabilidades al autenticarse en el dispositivo y enviar una entrada de usuario creada al usar la funci\u00f3n de configuraci\u00f3n administrativa de la GUI. Una explotaci\u00f3n con \u00e9xito podr\u00eda permitir al atacante hacer que el dispositivo se recargue, lo que resulta en una condici\u00f3n DoS. Las versiones del programa anteriores a 8.3.150.0, 8.5.140.0, 8.8.111.0 est\u00e1n afectadas por esta vulnerabilidad."}], "id": "CVE-2018-0248", "lastModified": "2019-10-09T23:31:34.177", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "SINGLE", "availabilityImpact": "COMPLETE", "baseScore": 6.8, "confidentialityImpact": "NONE", "integrityImpact": "NONE", "vectorString": "AV:N/AC:L/Au:S/C:N/I:N/A:C", "version": "2.0"}, "exploitabilityScore": 8.0, "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": 4.9, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "HIGH", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H", "version": "3.0"}, "exploitabilityScore": 1.2, "impactScore": 3.6, "source": "nvd@nist.gov", "type": "Primary"}, {"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 6.8, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "HIGH", "scope": "CHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:C/C:N/I:N/A:H", "version": "3.0"}, "exploitabilityScore": 2.3, "impactScore": 4.0, "source": "ykramarz@cisco.com", "type": "Secondary"}]}, "published": "2019-04-17T22:29:00.217", "references": [{"source": "ykramarz@cisco.com", "tags": ["VDB Entry", "Third Party Advisory"], "url": "http://www.securityfocus.com/bid/108009"}, {"source": "ykramarz@cisco.com", "tags": ["Vendor Advisory"], "url": "https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20190417-wlc-gui"}], "sourceIdentifier": "ykramarz@cisco.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-20"}], "source": "nvd@nist.gov", "type": "Primary"}, {"description": [{"lang": "en", "value": "CWE-20"}], "source": "ykramarz@cisco.com", "type": "Secondary"}]}

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