CVE-2019-15262

{"id": "CVE-2019-15262", "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 7.8, "accessVector": "NETWORK", "vectorString": "AV:N/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": "HIGH", "obtainAllPrivilege": false, "exploitabilityScore": 10.0, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}], "cvssMetricV30": [{"type": "Secondary", "source": "ykramarz@cisco.com", "cvssData": {"scope": "CHANGED", "version": "3.0", "baseScore": 8.6, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "NONE"}, "impactScore": 4.0, "exploitabilityScore": 3.9}], "cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 7.5, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "NONE"}, "impactScore": 3.6, "exploitabilityScore": 3.9}]}, "published": "2019-10-16T19:15:13.940", "references": [{"url": "https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20191016-wlc-ssh-dos", "tags": ["Vendor Advisory"], "source": "ykramarz@cisco.com"}, {"url": "https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20191016-wlc-ssh-dos", "tags": ["Vendor Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}], "vulnStatus": "Modified", "weaknesses": [{"type": "Secondary", "source": "ykramarz@cisco.com", "description": [{"lang": "en", "value": "CWE-20"}]}, {"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-404"}]}], "descriptions": [{"lang": "en", "value": "A vulnerability in the Secure Shell (SSH) session management for Cisco Wireless LAN Controller (WLC) Software could allow an unauthenticated, remote attacker to cause a denial of service (DoS) condition on an affected device. The vulnerability exists because the SSH process is not properly deleted when an SSH connection to the device is disconnected. An attacker could exploit this vulnerability by repeatedly opening SSH connections to an affected device. A successful exploit could allow the attacker to exhaust system resources by initiating multiple SSH connections to the device that are not effectively terminated, which could result in a DoS condition."}, {"lang": "es", "value": "Una vulnerabilidad en la gesti\u00f3n de sesi\u00f3n de Secure Shell (SSH) para Cisco Wireless LAN Controller (WLC) Software, podr\u00eda permitir a un atacante remoto no autenticado causar una condici\u00f3n de denegaci\u00f3n de servicio (DoS) en un dispositivo afectado. La vulnerabilidad se presenta porque el proceso SSH no se elimina apropiadamente cuando una conexi\u00f3n con el dispositivo SSH es desconectada. Un atacante podr\u00eda explotar esta vulnerabilidad al abrir de manera repetitiva las conexiones SSH en un dispositivo afectado. Una explotaci\u00f3n con \u00e9xito podr\u00eda permitir al atacante agotar los recursos del sistema iniciando m\u00faltiples conexiones SSH en el dispositivo que no son finalizadas de forma efectiva, lo que podr\u00eda resultar en una condici\u00f3n DoS."}], "lastModified": "2024-11-21T04:28:19.203", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:cisco:5520_wireless_lan_controller_firmware:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "59B44CCF-8DD0-4E3F-8313-4BC38908C230", "versionEndIncluding": "8.5.140.0"}], "operator": "OR"}, {"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:h:cisco:5520_wireless_lan_controller:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "DE05E91A-E339-4BFC-A126-653113BD1D48"}], "operator": "OR"}], "operator": "AND"}, {"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:cisco:5508_wireless_lan_controller_firmware:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "71CA9C05-5B94-4EE8-8A3B-FF2F61EC5D30", "versionEndIncluding": "8.5.140.0"}], "operator": "OR"}, {"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:h:cisco:5508_wireless_lan_controller:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "D9FD7B8F-475B-4DAD-9873-4732FADA5230"}], "operator": "OR"}], "operator": "AND"}], "sourceIdentifier": "ykramarz@cisco.com"}