2 lines
16 KiB
JSON
2 lines
16 KiB
JSON
{"affected":[{"affectedData":[{"product":"Junos OS","vendor":"Juniper Networks","versions":[{"lessThan":"18.4R1","status":"unaffected","version":"unspecified","versionType":"custom"},{"lessThan":"18.4R1-S8, 18.4R2-S7, 18.4R3-S7","status":"affected","version":"18.4","versionType":"custom"},{"lessThan":"19.1R2-S2, 19.1R3-S4","status":"affected","version":"19.1","versionType":"custom"},{"lessThan":"19.2R1-S6, 19.2R3-S2","status":"affected","version":"19.2","versionType":"custom"},{"lessThan":"19.3R3-S2","status":"affected","version":"19.3","versionType":"custom"},{"lessThan":"19.4R2-S4, 19.4R3-S1","status":"affected","version":"19.4","versionType":"custom"},{"lessThan":"20.1R2, 20.1R3, 20.1R3-EVO","status":"affected","version":"20.1","versionType":"custom"},{"lessThan":"20.2R2, 20.2R3, 20.2R3-EVO","status":"affected","version":"20.2","versionType":"custom"},{"lessThan":"20.3R1-S1, 20.3R2, 20.3R2-EVO","status":"affected","version":"20.3","versionType":"custom"}]},{"product":"Junos OS 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to an improper check for unusual or exceptional conditions in Juniper Networks Junos OS and Junos OS Evolved the Routing Protocol Daemon (RPD) service, upon receipt of a specific matching BGP packet meeting a specific term in the flowspec configuration, crashes and restarts causing a Denial of Service (DoS). Continued receipt and processing of this packet will create a sustained Denial of Service (DoS) condition. This issue affects only Multiprotocol BGP (MP-BGP) VPNv6 FlowSpec deployments. This issue affects: Juniper Networks Junos OS: 18.4 versions prior to 18.4R1-S8, 18.4R2-S7, 18.4R3-S7; 19.1 versions prior to 19.1R2-S2, 19.1R3-S4; 19.2 versions prior to 19.2R1-S6, 19.2R3-S2; 19.3 versions prior to 19.3R3-S2; 19.4 versions prior to 19.4R2-S4, 19.4R3-S1; 20.1 versions prior to 20.1R2, 20.1R3; 20.2 versions prior to 20.2R2, 20.2R3; 20.3 versions prior to 20.3R1-S1, 20.3R2. Juniper Networks Junos OS Evolved: All versions after 18.4R1-EVO prior to 20.3R2-EVO. This issue does not affect: Juniper Networks Junos OS versions prior to 18.4R1. Juniper Networks Junos OS Evolved versions prior to 18.4R1-EVO."},{"lang":"es","value":"Debido a una comprobación inapropiada de condiciones inusuales o excepcionales en Juniper Networks Junos OS y Junos OS Evolved, el Routing Protocol Daemon (RPD), al recibir un paquete BGP específico que coincide con un término específico en la configuración de flowpec, se bloquea y se reinicia causando una Denegación de Servicio (DoS). La recepción y el procesamiento continuo de este paquete crearán una condición sostenida de Denegación de Servicio (DoS). Este problema afecta solo a las implementaciones Multiprotocol BGP (MP-BGP) VPNv6 FlowSpec. Este problema afecta a: Juniper Networks Junos OS: versiones 18.4 anteriores a 18.4R1-S8, 18.4R2-S7, 18.4R3-S7; versiones 19.1 anteriores a 19.1R2-S2, 19.1R3-S4; versiones 19.2 anteriores a 19.2R1-S6, 19.2R3-S2; versiones 19.3 anteriores a 19.3R3-S2; versiones 19.4 anteriores a 19.4R2-S4, 19.4R3-S1; versiones 20.1 anteriores a 20.1R2, 20.1R3; versiones 20.2 anteriores a 20.2R2, 20.2R3; versiones 20. 3 anteriores a 20.3R1-S1, 20.3R2. Juniper Networks Junos OS Evolved: todas las versiones posteriores a 18.4R1-EVO anteriores a 20.3R2-EVO. Este problema no afecta a: Juniper Networks Junos OS versiones anteriores a 18.4R1. Juniper Networks Junos OS Evolved versiones anteriores a 18.4R1-EVO"}],"id":"CVE-2021-0236","lastModified":"2026-06-17T03:29:33.977","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}],"cvssMetricV31":[{"cvssData":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"HIGH","baseScore":6.5,"baseSeverity":"MEDIUM","confidentialityImpact":"NONE","integrityImpact":"NONE","privilegesRequired":"LOW","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","version":"3.1"},"exploitabilityScore":2.8,"impactScore":3.6,"source":"sirt@juniper.net","type":"Secondary"}]},"published":"2021-04-22T20:15:08.843","references":[{"source":"sirt@juniper.net","tags":["Vendor Advisory"],"url":"https://kb.juniper.net/JSA11131"},{"source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Vendor Advisory"],"url":"https://kb.juniper.net/JSA11131"}],"sourceIdentifier":"sirt@juniper.net","vulnStatus":"Modified","weaknesses":[{"description":[{"lang":"en","value":"CWE-754"}],"source":"sirt@juniper.net","type":"Secondary"},{"description":[{"lang":"en","value":"CWE-754"}],"source":"nvd@nist.gov","type":"Primary"}]}
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