CVE-2014-7997

{"id": "CVE-2014-7997", "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"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"}, "acInsufInfo": false, "impactScore": 6.9, "baseSeverity": "MEDIUM", "obtainAllPrivilege": false, "exploitabilityScore": 6.5, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}]}, "published": "2014-11-15T02:59:01.517", "references": [{"url": "http://tools.cisco.com/security/center/content/CiscoSecurityNotice/CVE-2014-7997", "tags": ["Vendor Advisory"], "source": "ykramarz@cisco.com"}, {"url": "http://www.securitytracker.com/id/1031218", "source": "ykramarz@cisco.com"}, {"url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/98691", "source": "ykramarz@cisco.com"}], "vulnStatus": "Modified", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-399"}]}], "descriptions": [{"lang": "en", "value": "The DHCP implementation in Cisco IOS on Aironet access points does not properly handle error conditions with short leases and unsuccessful lease-renewal attempts, which allows remote attackers to cause a denial of service (device restart) by triggering a transition into a recovery state that was intended to involve a network-interface restart but actually involves a full device restart, aka Bug ID CSCtn16281."}, {"lang": "es", "value": "La implementaci\u00f3n DHCP en Cisco IOS en puntos de acceso Aironet no maneja debidamente las condiciones de error con concesiones cortas ni los intentos de renovaci\u00f3n de concesi\u00f3n sin \u00e9xito, lo que permite a atacantes remotos causar una denegaci\u00f3n de servicio (reinicio del dispositivo) mediante la activaci\u00f3n de una transici\u00f3n a un estado de recuperaci\u00f3n con la intenci\u00f3n de provocar un reinicio de la interfaz de red, pero en realidad implica un reinicio completo del dispositivo, tambi\u00e9n conocido como Bug ID CSCtn16281."}], "lastModified": "2017-09-08T01:29:19.263", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:cisco:ios:-:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "B6230A85-30D2-4934-A8A0-11499B7B09F8"}], "operator": "OR"}, {"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:h:cisco:aironet_1040:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "7361553C-439A-4EFC-B47C-5D099132A9BD"}, {"criteria": "cpe:2.3:h:cisco:aironet_1140:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "42E54595-DEA2-4CDA-B218-89B034EB129F"}, {"criteria": "cpe:2.3:h:cisco:aironet_1260:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "900C8376-9891-4CAF-8873-1CE78CFEB050"}, {"criteria": "cpe:2.3:h:cisco:aironet_3500:-:*:*:*:*:*:*:*", "vulnerable": false, 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