cve-2024-30380
Vulnerability from cvelistv5
Published
2024-04-16 20:04
Modified
2024-08-02 01:32
Severity ?
6.5 (Medium) - CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
7.1 (High) - CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:L
Summary
Junos OS and Junos OS Evolved: l2cpd crash upon receipt of a specific TLV
References
sirt@juniper.nethttps://supportportal.juniper.net/JSA79171
sirt@juniper.nethttps://www.first.org/cvss/calculator/4.0#CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:L
Impacted products
Juniper NetworksJunos OS
Juniper NetworksJunos OS Evolved
Show details on NVD website

To clipboard 

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              "value": "An Improper Handling of Exceptional Conditions vulnerability in Juniper Networks Junos OS and Junos OS Evolved allows an adjacent unauthenticated attacker to cause a Denial of Service (DoS), which causes the l2cpd process to crash by sending a specific TLV.\u003cbr\u003e\u003cbr\u003eThe l2cpd process is responsible for layer 2 control protocols, such as STP, RSTP, MSTP, VSTP, ERP, and LLDP.\u0026nbsp; The impact of the l2cpd crash is reinitialization of STP protocols (RSTP, MSTP or VSTP), and MVRP and ERP, leading to a Denial of Service.\u0026nbsp;\u0026nbsp;Continued receipt and processing of this specific TLV will create a sustained Denial of Service (DoS) condition.\u003cbr\u003e\u003cp\u003eThis issue affects:\u003c/p\u003e\u003cp\u003eJunos OS: \u003cbr\u003eall versions before 20.4R3-S9, \u003cbr\u003efrom 21.2 before 21.2R3-S7, \u003cbr\u003efrom 21.3 before 21.3R3-S5, \u003cbr\u003efrom 21.4 before 21.4R3-S4, \u003cbr\u003efrom 22.1 before 22.1R3-S4, \u003cbr\u003efrom 22.2 before 22.2R3-S2, \u003cbr\u003efrom 22.3 before 22.3R2-S2, 22.3R3-S1, \u003cbr\u003efrom 22.4 before 22.4R2-S2, 22.4R3, \u003cbr\u003efrom 23.2 before 23.2R1-S1, 23.2R2;\u003c/p\u003e\u003cp\u003eJunos OS Evolved: \u003cbr\u003eall versions before 21.2R3-S7,\n\n \u003cbr\u003efrom 21.3 before 21.3R3-S5-EVO, \u003cbr\u003efrom 21.4 before 21.4R3-S5-EVO, \u003cbr\u003efrom 22.1 before 22.1R3-S4-EVO, \u003cbr\u003efrom 22.2 before 22.2R3-S2-EVO, \u003cbr\u003efrom 22.3 before 22.3R2-S2-EVO, 22.3R3-S1-EVO, \u003cbr\u003efrom 22.4 before 22.4R2-S2-EVO, 22.4R3-EVO, \u003cbr\u003efrom 23.2 before 23.2R1-S1-EVO, 23.2R2-EVO.\u003c/p\u003e"
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    "nvd": "{\"cve\":{\"id\":\"CVE-2024-30380\",\"sourceIdentifier\":\"sirt@juniper.net\",\"published\":\"2024-04-16T20:15:09.887\",\"lastModified\":\"2024-05-16T18:15:09.620\",\"vulnStatus\":\"Awaiting Analysis\",\"descriptions\":[{\"lang\":\"en\",\"value\":\"An Improper Handling of Exceptional Conditions vulnerability in Juniper Networks Junos OS and Junos OS Evolved allows an adjacent unauthenticated attacker to cause a Denial of Service (DoS), which causes the l2cpd process to crash by sending a specific TLV.\\n\\nThe l2cpd process is responsible for layer 2 control protocols, such as STP, RSTP, MSTP, VSTP, ERP, and LLDP.\u00a0 The impact of the l2cpd crash is reinitialization of STP protocols (RSTP, MSTP or VSTP), and MVRP and ERP, leading to a Denial of Service.\u00a0\u00a0Continued receipt and processing of this specific TLV will create a sustained Denial of Service (DoS) condition.\\nThis issue affects:\\n\\nJunos OS: \\nall versions before 20.4R3-S9, \\nfrom 21.2 before 21.2R3-S7, \\nfrom 21.3 before 21.3R3-S5, \\nfrom 21.4 before 21.4R3-S4, \\nfrom 22.1 before 22.1R3-S4, \\nfrom 22.2 before 22.2R3-S2, \\nfrom 22.3 before 22.3R2-S2, 22.3R3-S1, \\nfrom 22.4 before 22.4R2-S2, 22.4R3, \\nfrom 23.2 before 23.2R1-S1, 23.2R2;\\n\\nJunos OS Evolved: \\nall versions before 21.2R3-S7,\\n\\n \\nfrom 21.3 before 21.3R3-S5-EVO, \\nfrom 21.4 before 21.4R3-S5-EVO, \\nfrom 22.1 before 22.1R3-S4-EVO, \\nfrom 22.2 before 22.2R3-S2-EVO, \\nfrom 22.3 before 22.3R2-S2-EVO, 22.3R3-S1-EVO, \\nfrom 22.4 before 22.4R2-S2-EVO, 22.4R3-EVO, \\nfrom 23.2 before 23.2R1-S1-EVO, 23.2R2-EVO.\"},{\"lang\":\"es\",\"value\":\"Una vulnerabilidad de manejo inadecuado de condiciones excepcionales en Juniper Networks Junos OS y Junos OS Evolved permite que un atacante adyacente no autenticado provoque una denegaci\u00f3n de servicio (DoS), lo que provoca que el proceso l2cpd se bloquee al enviar un TLV espec\u00edfico. El proceso l2cpd es responsable de los protocolos de control de capa 2, como STP, RSTP, MSTP, VSTP, ERP y LLDP. El impacto del fallo de l2cpd es la reinicializaci\u00f3n de los protocolos STP (RSTP, MSTP o VSTP) y MVRP y ERP, lo que lleva a una denegaci\u00f3n de servicio. La recepci\u00f3n y procesamiento continuo de este TLV espec\u00edfico crear\u00e1 una condici\u00f3n sostenida de Denegaci\u00f3n de Servicio (DoS). Este problema afecta a: Junos OS: todas las versiones anteriores a 20.4R3-S9, desde 21.2 anteriores a 21.2R3-S7, desde 21.3 anteriores a 21.3R3-S5, desde 21.4 anteriores a 21.4R3-S4, desde 22.1 anteriores a 22.1R3-S4, desde 22.2 anteriores 22.2R3-S2, de 22.3 antes de 22.3R2-S2, 22.3R3-S1, de 22.4 antes de 22.4R2-S2, 22.4R3, de 23.2 antes de 23.2R1-S1, 23.2R2; Junos OS Evolved: todas las versiones anteriores a 21.2R3-S7, desde 21.3 anteriores a 21.3R3-S5-EVO, desde 21.4 anteriores a 21.4R3-S5-EVO, desde 22.1 anteriores a 22.1R3-S4-EVO, desde 22.2 anteriores a 22.2R3-S2- EVO, del 22.3 anterior a 22.3R2-S2-EVO, 22.3R3-S1-EVO, del 22.4 anterior a 22.4R2-S2-EVO, 22.4R3-EVO, del 23.2 anterior a 23.2R1-S1-EVO, 23.2R2-EVO.\"}],\"metrics\":{\"cvssMetricV31\":[{\"source\":\"sirt@juniper.net\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H\",\"attackVector\":\"ADJACENT_NETWORK\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"NONE\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"NONE\",\"integrityImpact\":\"NONE\",\"availabilityImpact\":\"HIGH\",\"baseScore\":6.5,\"baseSeverity\":\"MEDIUM\"},\"exploitabilityScore\":2.8,\"impactScore\":3.6}]},\"weaknesses\":[{\"source\":\"sirt@juniper.net\",\"type\":\"Secondary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-755\"}]}],\"references\":[{\"url\":\"https://supportportal.juniper.net/JSA79171\",\"source\":\"sirt@juniper.net\"},{\"url\":\"https://www.first.org/cvss/calculator/4.0#CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:L\",\"source\":\"sirt@juniper.net\"}]}}"
  }
}


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