{"containers": {"cna": {"affected": [{"platforms": ["QFX5100-96S"], "product": "Junos OS", "vendor": "Juniper Networks", "versions": [{"lessThan": "17.3R3-S10", "status": "affected", "version": "17.3", "versionType": "custom"}, {"lessThan": "17.4R3-S4", "status": "affected", "version": "17.4", "versionType": "custom"}, {"lessThan": "18.1R3-S10", "status": "affected", "version": "18.1", "versionType": "custom"}, {"lessThan": "18.2R3-S3", "status": "affected", "version": "18.2", "versionType": "custom"}, {"lessThan": "18.3R3-S2", "status": "affected", "version": "18.3", "versionType": "custom"}, {"lessThan": "18.4R2-S4, 18.4R3-S1", "status": "affected", "version": "18.4", "versionType": "custom"}, {"lessThan": "19.1R3, 19.1R3-S4", "status": "affected", "version": "19.1", "versionType": "custom"}, {"lessThan": "19.2R2", "status": "affected", "version": "19.2", "versionType": "custom"}, {"lessThan": "19.3R3", "status": "affected", "version": "19.3", "versionType": "custom"}, {"lessThan": "19.4R2", "status": "affected", "version": "19.4", "versionType": "custom"}]}], "configurations": [{"lang": "en", "value": "The DDoS feature is enabled by default, there is no specific config stanza required to enable DDoS protection."}], "datePublic": "2021-04-14T00:00:00", "descriptions": [{"lang": "en", "value": "Due to an improper Initialization vulnerability on Juniper Networks Junos OS QFX5100-96S devices with QFX 5e Series image installed, ddos-protection configuration changes will not take effect beyond the default DDoS (Distributed Denial of Service) settings when configured from the CLI. 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The DDoS protection (jddosd) daemon allows the device to continue to function while protecting the packet forwarding engine (PFE) during the DDoS attack. When this issue occurs, the default DDoS settings within the PFE apply, as CPU bound packets will be throttled and dropped in the PFE when the limits are exceeded. To check if the device has this issue, the administrator can execute the following command to monitor the status of DDoS protection: user@device> show ddos-protection protocols error: the ddos-protection subsystem is not running This issue affects only QFX5100-96S devices. No other products or platforms are affected by this issue. 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"DC743EE4-8833-452A-94DB-655BF139F883", "vulnerable": true}, {"criteria": "cpe:2.3:o:juniper:junos:19.4:r1-s1:*:*:*:*:*:*", "matchCriteriaId": "FE96A8EA-FFE3-4D8F-9266-21899149D634", "vulnerable": true}, {"criteria": "cpe:2.3:o:juniper:junos:19.4:r1-s2:*:*:*:*:*:*", "matchCriteriaId": "C12A75C6-2D00-4202-B861-00FF71585FA0", "vulnerable": true}, {"criteria": "cpe:2.3:o:juniper:junos:19.4:r1-s3:*:*:*:*:*:*", "matchCriteriaId": "70FF3DD4-14CB-435D-8529-0480EB853F60", "vulnerable": true}], "negate": false, "operator": "OR"}, {"cpeMatch": [{"criteria": "cpe:2.3:h:juniper:qfx5100-96s:-:*:*:*:*:*:*:*", "matchCriteriaId": "6BD0F680-ED30-48F3-A5D9-988D510CFC0D", "vulnerable": false}], "negate": false, "operator": "OR"}], "operator": "AND"}], "descriptions": [{"lang": "en", "value": "Due to an improper Initialization vulnerability on Juniper Networks Junos OS QFX5100-96S devices with QFX 5e Series image installed, ddos-protection configuration changes will not take effect beyond the default DDoS (Distributed Denial of Service) settings when configured from the CLI. The DDoS protection (jddosd) daemon allows the device to continue to function while protecting the packet forwarding engine (PFE) during the DDoS attack. When this issue occurs, the default DDoS settings within the PFE apply, as CPU bound packets will be throttled and dropped in the PFE when the limits are exceeded. To check if the device has this issue, the administrator can execute the following command to monitor the status of DDoS protection: user@device> show ddos-protection protocols error: the ddos-protection subsystem is not running This issue affects only QFX5100-96S devices. No other products or platforms are affected by this issue. This issue affects: Juniper Networks Junos OS on QFX5100-96S: 17.3 versions prior to 17.3R3-S10; 17.4 versions prior to 17.4R3-S4; 18.1 versions prior to 18.1R3-S10; 18.2 versions prior to 18.2R3-S3; 18.3 versions prior to 18.3R3-S2; 18.4 versions prior to 18.4R2-S4, 18.4R3-S1; 19.1 versions prior to 19.1R3, 19.1R3-S4; 19.2 versions prior to 19.2R2; 19.3 versions prior to 19.3R3; 19.4 versions prior to 19.4R2;"}, {"lang": "es", "value": "Debido a una vulnerabilidad de Inicializaci\u00f3n Inapropiada en los dispositivos Juniper Networks Junos OS QFX5100-96S con la imagen instalada de la serie QFX 5e, los cambios en la configuraci\u00f3n de protecci\u00f3n de ddos ??no tendr\u00e1n efecto m\u00e1s all\u00e1 de la configuraci\u00f3n predeterminada de DDoS (Denegaci\u00f3n de Servicio distribuida) cuando se configure desde la CLI.&#xa0;El demonio de protecci\u00f3n DDoS (jddosd) permite que el dispositivo contin\u00fae funcionando mientras protege el packet forwarding engine (PFE) durante el ataque DDoS.&#xa0;Cuando se produce este problema, se aplica la configuraci\u00f3n DDoS predeterminada dentro del PFE, ya que los paquetes vinculados a la CPU se limitar\u00e1n y se eliminar\u00e1n en el PFE cuando se superen los l\u00edmites.&#xa0;Para comprobar si el dispositivo tiene este problema, el administrador puede ejecutar el siguiente comando para monitorear el estado de la protecci\u00f3n DDoS: user@device) show ddos-protection protocols error: the ddos-protection subsystem is not running. Este problema solo afecta a los dispositivos QFX5100-96S.&#xa0;Ning\u00fan otro producto o plataforma est\u00e1 afectado por este problema.&#xa0;Este problema afecta: Juniper Networks Junos OS en la Serie QFX5100-96S: versiones 17.3 anteriores a 17.3R3-S10; versiones 17.4 anteriores a 17.4R3-S4; versiones 18.1 anteriores a 18.1R3-S10; versiones 18.2 anteriores a 18.2R3-S3; versiones 18.3 anteriores a 18.3R3-S2; versiones 18.4 anteriores 18.4R2-S4, 18.4R3-S1; versiones 19.1 anteriores a 19.1R3, 19.1R3-S4; versiones 19.2 anteriores a 19.2R2; versiones 19.3 anteriores a 19.3R3; versiones 19.4 anteriores a 19.4R2;"}], "id": "CVE-2021-0234", "lastModified": "2024-11-21T05:42:16.040", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "PARTIAL", "baseScore": 5.0, "confidentialityImpact": "NONE", "integrityImpact": "NONE", "vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:P", "version": "2.0"}, "exploitabilityScore": 10.0, "impactScore": 2.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "LOW", "baseScore": 5.8, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "CHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:L", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 1.4, "source": "sirt@juniper.net", "type": "Secondary"}]}, "published": "2021-04-22T20:15:08.777", "references": [{"source": "sirt@juniper.net", "tags": ["Vendor Advisory"], "url": "https://kb.juniper.net/JSA11129"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "https://kb.juniper.net/JSA11129"}], "sourceIdentifier": "sirt@juniper.net", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-665"}], "source": "sirt@juniper.net", "type": "Secondary"}, {"description": [{"lang": "en", "value": "CWE-665"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{}

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