CVE-2022-22248

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If the follow-on user is a high-privileged administrator, the attacker could leverage this vulnerability to take complete control of the target system. While this issue is triggered by a user, other than the attacker, accessing the Junos shell, an attacker simply requires Junos CLI access to exploit this vulnerability. This issue affects Juniper Networks Junos OS Evolved: 20.4-EVO versions prior to 20.4R3-S1-EVO; All versions of 21.1-EVO; 21.2-EVO versions prior to 21.2R3-EVO; 21.3-EVO versions prior to 21.3R2-EVO. This issue does not affect Juniper Networks Junos OS Evolved versions prior to 19.2R1-EVO."}, {"lang": "es", "value": "Una vulnerabilidad de Asignaci\u00f3n de Permisos Incorrecta en el procesamiento de shell de Juniper Networks Junos OS Evolved permite a un usuario local poco privilegiado modificar el contenido de un archivo de configuraci\u00f3n, lo que podr\u00eda causar que otro usuario ejecutara comandos arbitrarios en el contexto de la sesi\u00f3n del usuario de seguimiento. Si el usuario de seguimiento es un administrador con altos privilegios, el atacante podr\u00eda aprovechar esta vulnerabilidad para tomar el control completo del sistema de destino. Mientras que este problema se desencadena cuando un usuario, que no sea el atacante, accede al shell de Junos, un atacante s\u00f3lo necesita acceder a la CLI de Junos para explotar esta vulnerabilidad. Este problema afecta a Juniper Networks Junos OS Evolved: versiones 20.4-EVO anteriores a 20.4R3-S1-EVO; todas las versiones de 21.1-EVO; versiones 21.2-EVO anteriores a 21.2R3-EVO; versiones 21.3-EVO anteriores a 21.3R2-EVO. Este problema no afecta a las versiones de Junos OS Evolved de Juniper Networks anteriores a 19.2R1-EVO"}], "id": "CVE-2022-22248", "lastModified": "2026-06-17T04:28:06.303", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 7.3, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 1.3, "impactScore": 5.9, "source": "sirt@juniper.net", "type": "Secondary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2022-22248", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "total"}], "role": "CISA Coordinator", "timestamp": "2025-05-09T15:13:49.248328Z", "version": "2.0.3"}}]}, "published": "2022-10-18T03:15:11.453", "references": [{"source": "sirt@juniper.net", "tags": ["Vendor Advisory"], "url": "https://kb.juniper.net/JSA69905"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "https://kb.juniper.net/JSA69905"}], "sourceIdentifier": "sirt@juniper.net", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-732"}], "source": "sirt@juniper.net", "type": "Secondary"}, {"description": [{"lang": "en", "value": "CWE-732"}], "source": "nvd@nist.gov", "type": "Primary"}]}

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