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vulnerability in the CLI of Cisco NX-OS Software could allow an authenticated, local attacker with administrator credentials to execute arbitrary commands on the underlying Linux operating system with the privilege level of root. The vulnerability is due to insufficient validation of arguments passed to a specific CLI command on the affected device. An attacker could exploit this vulnerability by including malicious input as the argument of an affected command. A successful exploit could allow the attacker to execute arbitrary commands on the underlying Linux operating system with elevated privileges. An attacker would need valid administrator credentials to exploit this vulnerability."},{"lang":"es","value":"Una vulnerabilidad en la CLI del programa NX-OS de Cisco podría permitir a un atacante local autenticado realizar comandos arbitrarios sobre el sistema operativo Linux subyacente con el nivel de privilegio de raíz. La vulnerabilidad es debido a una insuficiente validación  de los argumentos pasados ??a un comando CLI específico en el dispositivo afectado. Un atacante podría aprovechar esta vulnerabilidad al incluir una entrada maliciosa como el argumento de un comando afectado. Un aprovechamiento exitoso podría permitir al atacante realizar comandos arbitrarios sobre el sistema operativo Linux subyacente con elevados privilegios . Un atacante necesitaría credenciales de administrador válidas para aprovechar esta vulnerabilidad."}],"id":"CVE-2019-1770","lastModified":"2026-06-17T02:29:16.180","metrics":{"cvssMetricV2":[{"acInsufInfo":false,"baseSeverity":"HIGH","cvssData":{"accessComplexity":"LOW","accessVector":"LOCAL","authentication":"NONE","availabilityImpact":"COMPLETE","baseScore":7.2,"confidentialityImpact":"COMPLETE","integrityImpact":"COMPLETE","vectorString":"AV:L/AC:L/Au:N/C:C/I:C/A:C","version":"2.0"},"exploitabilityScore":3.9,"impactScore":10.0,"obtainAllPrivilege":false,"obtainOtherPrivilege":false,"obtainUserPrivilege":false,"source":"nvd@nist.gov","type":"Primary","userInteractionRequired":false}],"cvssMetricV30":[{"cvssData":{"attackComplexity":"LOW","attackVector":"LOCAL","availabilityImpact":"LOW","baseScore":4.2,"baseSeverity":"MEDIUM","confidentialityImpact":"LOW","integrityImpact":"LOW","privilegesRequired":"HIGH","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.0/AV:L/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:L","version":"3.0"},"exploitabilityScore":0.8,"impactScore":3.4,"source":"psirt@cisco.com","type":"Secondary"}],"cvssMetricV31":[{"cvssData":{"attackComplexity":"LOW","attackVector":"LOCAL","availabilityImpact":"HIGH","baseScore":6.7,"baseSeverity":"MEDIUM","confidentialityImpact":"HIGH","integrityImpact":"HIGH","privilegesRequired":"HIGH","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H","version":"3.1"},"exploitabilityScore":0.8,"impactScore":5.9,"source":"nvd@nist.gov","type":"Primary"}],"ssvcV203":[{"source":"134c704f-9b21-4f2e-91b3-4a467353bcc0","ssvcData":{"id":"CVE-2019-1770","options":[{"exploitation":"none"},{"automatable":"no"},{"technicalImpact":"partial"}],"role":"CISA Coordinator","timestamp":"2024-11-21T18:58:35.875706Z","version":"2.0.3"}}]},"published":"2019-05-15T20:29:00.820","references":[{"source":"psirt@cisco.com","tags":["Broken Link","Third Party Advisory","VDB Entry"],"url":"http://www.securityfocus.com/bid/108376"},{"source":"psirt@cisco.com","tags":["Vendor Advisory"],"url":"https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20190515-nxos-cmdinj-1770"},{"source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Broken Link","Third Party Advisory","VDB Entry"],"url":"http://www.securityfocus.com/bid/108376"},{"source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Vendor Advisory"],"url":"https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20190515-nxos-cmdinj-1770"}],"sourceIdentifier":"psirt@cisco.com","vulnStatus":"Modified","weaknesses":[{"description":[{"lang":"en","value":"CWE-78"}],"source":"psirt@cisco.com","type":"Secondary"},{"description":[{"lang":"en","value":"CWE-78"}],"source":"nvd@nist.gov","type":"Primary"}]}