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Improper Locking vulnerability in the SIP ALG of Juniper Networks Junos OS on MX Series with MS-MPC or MS-MIC card and SRX Series allows an unauthenticated, network-based attacker to cause a flow processing daemon (flowd) crash and thereby a Denial of Service (DoS). Continued receipt of these specific packets will cause a sustained Denial of Service condition. This issue occurs when SIP ALG is enabled and specific SIP messages are processed simultaneously. This issue affects: Juniper Networks Junos OS on MX Series and SRX Series 20.4 versions prior to 20.4R3-S4; 21.1 versions prior to 21.1R3-S3; 21.2 versions prior to 21.2R3-S2; 21.3 versions prior to 21.3R3; 21.4 versions prior to 21.4R3; 22.1 versions prior to 22.1R2. This issue does not affect Juniper Networks Junos OS versions prior to 20.4R1 on MX Series, or SRX Series."}, {"lang": "es", "value": "Una vulnerabilidad de Improper Locking en SIP ALG de Juniper Networks Junos OS en la serie MX con tarjeta MS-MPC o MS-MIC y serie SRX permite que un atacante basado en red no autenticado provoque un bloqueo del Flow Processing Daemon (flowd) y, por lo tanto, una denegaci\u00f3n de Servicio (DoS). La recepci\u00f3n continua de estos paquetes espec\u00edficos provocar\u00e1 una condici\u00f3n sostenida de Denegaci\u00f3n de Servicio. Este problema ocurre cuando SIP ALG est\u00e1 habilitado y mensajes SIP espec\u00edficos se procesan simult\u00e1neamente. Este problema afecta a: Juniper Networks Junos OS en las versiones MX Series y SRX Series 20.4 anteriores a 20.4R3-S4; Versiones 21.1 anteriores a 21.1R3-S3; Versiones 21.2 anteriores a 21.2R3-S2; Versiones 21.3 anteriores a 21.3R3; Versiones 21.4 anteriores a 21.4R3; Versiones 22.1 anteriores a 22.1R2. Este problema no afecta a las versiones de Juniper Networks Junos OS anteriores a 20.4R1 en la serie MX o la serie SRX."}], "id": "CVE-2023-22412", "lastModified": "2024-11-21T07:44:46.020", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 7.5, "baseSeverity": "HIGH", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 3.6, "source": "sirt@juniper.net", "type": "Secondary"}]}, "published": "2023-01-13T00:15:11.450", "references": [{"source": "sirt@juniper.net", "tags": ["Vendor Advisory"], "url": "https://kb.juniper.net/JSA70208"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "https://kb.juniper.net/JSA70208"}], "sourceIdentifier": "sirt@juniper.net", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-667"}], "source": "sirt@juniper.net", "type": "Secondary"}, {"description": [{"lang": "en", "value": "CWE-667"}], "source": "nvd@nist.gov", "type": "Primary"}]}

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