{"dataType": "CVE_RECORD", "dataVersion": "5.0", "cveMetadata": {"state": "PUBLISHED", "cveId": "CVE-2023-22406", "assignerOrgId": "8cbe9d5a-a066-4c94-8978-4b15efeae968", "assignerShortName": "juniper", "dateUpdated": "2023-01-12T00:00:00", "dateReserved": "2022-12-27T00:00:00", "datePublished": "2023-01-12T00:00:00"}, "containers": {"cna": {"title": "Junos OS and Junos OS Evolved: A memory leak which will ultimately lead to an rpd crash will be observed when a peer interface flaps continuously in a Segment Routing scenario using OSPF", "datePublic": "2023-01-11T00:00:00", "providerMetadata": {"orgId": "8cbe9d5a-a066-4c94-8978-4b15efeae968", "shortName": "juniper", "dateUpdated": "2023-01-12T00:00:00"}, "descriptions": [{"lang": "en", "value": "A Missing Release of Memory after Effective Lifetime vulnerability in the kernel of Juniper Networks Junos OS and Junos OS Evolved allows an adjacent, unauthenticated attacker to cause a Denial of Service (DoS). In a segment-routing scenario with OSPF as IGP, when a peer interface continuously flaps, next-hop churn will happen and a continuous increase in Routing Protocol Daemon (rpd) memory consumption will be observed. This will eventually lead to an rpd crash and restart when the memory is full. The memory consumption can be monitored using the CLI command \"show task memory detail\" as shown in the following example: user@host> show task memory detail | match \"RT_NEXTHOPS_TEMPLATE|RT_TEMPLATE_BOOK_KEE\" RT_NEXTHOPS_TEMPLATE 1008 1024 T 50 51200 50 51200 RT_NEXTHOPS_TEMPLATE 688 768 T 50 38400 50 38400 RT_NEXTHOPS_TEMPLATE 368 384 T 412330 158334720 412330 158334720 RT_TEMPLATE_BOOK_KEE 2064 2560 T 33315 85286400 33315 85286400 user@host> show task memory detail | match \"RT_NEXTHOPS_TEMPLATE|RT_TEMPLATE_BOOK_KEE\" RT_NEXTHOPS_TEMPLATE 1008 1024 T 50 51200 50 51200 RT_NEXTHOPS_TEMPLATE 688 768 T 50 38400 50 38400 RT_NEXTHOPS_TEMPLATE 368 384 T 419005 160897920 419005 160897920 <=== RT_TEMPLATE_BOOK_KEE 2064 2560 T 39975 102336000 39975 10233600 <=== This issue affects: Juniper Networks Junos OS All versions prior to 19.3R3-S7; 19.4 versions prior to 19.4R2-S8, 19.4R3-S9; 20.2 versions prior to 20.2R3-S5; 20.3 versions prior to 20.3R3-S5; 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-S1; 21.4 versions prior to 21.4R2-S1, 21.4R3; 22.1 versions prior to 22.1R2. Juniper Networks Junos OS Evolved All versions prior to 20.4R3-S4-EVO; 21.4 versions prior to 21.4R2-S1-EVO, 21.4R3-EVO; 22.1 versions prior to 22.1R2-EVO."}], "affected": [{"vendor": "Juniper Networks", "product": "Junos OS", "versions": [{"version": "unspecified", "lessThan": "19.3R3-S7", "status": "affected", "versionType": "custom"}, {"version": "19.4", "status": "affected", "lessThan": "19.4R2-S8, 19.4R3-S9", "versionType": "custom"}, {"version": "20.2", "status": "affected", "lessThan": "20.2R3-S5", "versionType": "custom"}, {"version": "20.3", "status": "affected", "lessThan": "20.3R3-S5", "versionType": "custom"}, {"version": "20.4", "status": "affected", "lessThan": "20.4R3-S4", "versionType": "custom"}, {"version": "21.1", "status": "affected", "lessThan": "21.1R3-S3", "versionType": "custom"}, {"version": "21.2", "status": "affected", "lessThan": "21.2R3-S2", "versionType": "custom"}, {"version": "21.3", "status": "affected", "lessThan": "21.3R3-S1", "versionType": "custom"}, {"version": "21.4", "status": "affected", "lessThan": "21.4R2-S1, 21.4R3", "versionType": "custom"}, {"version": "22.1", "status": "affected", "lessThan": "22.1R2", "versionType": "custom"}]}, {"vendor": "Juniper Networks", "product": "Junos OS Evolved", "versions": [{"version": "unspecified", "lessThan": "20.4R3-S4-EVO", "status": "affected", "versionType": "custom"}, {"version": "21.4", "status": "affected", "lessThan": "21.4R2-S1-EVO, 21.4R3-EVO", "versionType": "custom"}, {"version": "22.1", "status": "affected", "lessThan": "22.1R2-EVO", "versionType": "custom"}]}], "references": [{"url": "https://kb.juniper.net/JSA70202"}], "metrics": [{"cvssV3_1": {"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"}}], "problemTypes": [{"descriptions": [{"type": "CWE", "lang": "en", "description": "CWE-401 Missing Release of Memory after Effective Lifetime", "cweId": "CWE-401"}]}, {"descriptions": [{"type": "text", "lang": "en", "description": "Denial of Service (DoS)"}]}], "x_generator": {"engine": "Vulnogram 0.0.9"}, "source": {"advisory": "JSA70202", "defect": ["1659366"], "discovery": "USER"}, "configurations": [{"lang": "en", "value": "To be exposed to this issue a minimal SR configuration for OSPF like in the following example is required:\n\n [protocols ospf source-packet-routing}"}], "workarounds": [{"lang": "en", "value": "There are no known workarounds for this issue."}], "exploits": [{"lang": "en", "value": "Juniper SIRT is not aware of any malicious exploitation of this vulnerability."}], "solutions": [{"lang": "en", "value": "The following software releases have been updated to resolve this specific issue: \nJunos OS: 19.3R3-S7, 19.4R2-S8, 19.4R3-S9, 20.2R3-S5, 20.3R3-S5, 20.4R3-S4, 21.1R3-S3, 21.2R3-S2, 21.3R3-S1, 21.4R2-S1, 21.4R3, 22.1R2, 22.2R1, and all subsequent releases.\nJunos OS Evolved: 20.4R3-S4-EVO, 21.4R2-S1-EVO, 21.4R3-EVO, 22.1R2-EVO, 22.2R1-EVO, and all subsequent releases.\n"}]}}}

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"operator": "OR"}]}], "descriptions": [{"lang": "en", "value": "A Missing Release of Memory after Effective Lifetime vulnerability in the kernel of Juniper Networks Junos OS and Junos OS Evolved allows an adjacent, unauthenticated attacker to cause a Denial of Service (DoS). In a segment-routing scenario with OSPF as IGP, when a peer interface continuously flaps, next-hop churn will happen and a continuous increase in Routing Protocol Daemon (rpd) memory consumption will be observed. This will eventually lead to an rpd crash and restart when the memory is full. The memory consumption can be monitored using the CLI command \"show task memory detail\" as shown in the following example: user@host> show task memory detail | match \"RT_NEXTHOPS_TEMPLATE|RT_TEMPLATE_BOOK_KEE\" RT_NEXTHOPS_TEMPLATE 1008 1024 T 50 51200 50 51200 RT_NEXTHOPS_TEMPLATE 688 768 T 50 38400 50 38400 RT_NEXTHOPS_TEMPLATE 368 384 T 412330 158334720 412330 158334720 RT_TEMPLATE_BOOK_KEE 2064 2560 T 33315 85286400 33315 85286400 user@host> show task memory detail | match \"RT_NEXTHOPS_TEMPLATE|RT_TEMPLATE_BOOK_KEE\" RT_NEXTHOPS_TEMPLATE 1008 1024 T 50 51200 50 51200 RT_NEXTHOPS_TEMPLATE 688 768 T 50 38400 50 38400 RT_NEXTHOPS_TEMPLATE 368 384 T 419005 160897920 419005 160897920 <=== RT_TEMPLATE_BOOK_KEE 2064 2560 T 39975 102336000 39975 10233600 <=== This issue affects: Juniper Networks Junos OS All versions prior to 19.3R3-S7; 19.4 versions prior to 19.4R2-S8, 19.4R3-S9; 20.2 versions prior to 20.2R3-S5; 20.3 versions prior to 20.3R3-S5; 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-S1; 21.4 versions prior to 21.4R2-S1, 21.4R3; 22.1 versions prior to 22.1R2. Juniper Networks Junos OS Evolved All versions prior to 20.4R3-S4-EVO; 21.4 versions prior to 21.4R2-S1-EVO, 21.4R3-EVO; 22.1 versions prior to 22.1R2-EVO."}, {"lang": "es", "value": "Una vulnerabilidad de Missing Release of Memory after Effective Lifetime en el kernel de Juniper Networks Junos OS y Junos OS Evolved permite que un atacante adyacente no autenticado provoque una denegaci\u00f3n de servicio (DoS). En un escenario de enrutamiento de segmentos con OSPF como IGP, cuando una interfaz de pares oscila continuamente, se producir\u00e1 una rotaci\u00f3n del siguiente salto y se observar\u00e1 un aumento continuo en el consumo de memoria del demonio de protocolo de enrutamiento (rpd). Esto eventualmente provocar\u00e1 un bloqueo del rpd y se reiniciar\u00e1 cuando la memoria est\u00e9 llena. El consumo de memoria se puede monitorear usando el comando CLI \"mostrar detalles de la memoria de la tarea\" como se muestra en el siguiente ejemplo: usuario@host&gt; mostrar detalle de la memoria de tareas | coincidencia \"RT_NEXTHOPS_TEMPLATE|RT_TEMPLATE_BOOK_KEE\" RT_NEXTHOPS_TEMPLATE 1008 1024 T 50 51200 50 51200 RT_NEXTHOPS_TEMPLATE 688 768 T 50 38400 50 38400 RT_NEXTHOPS_TEMPLATE 368 384 T 4123 30 158334720 412330 158334720 RT_TEMPLATE_BOOK_KEE 2064 2560 T 33315 85286400 33315 85286400 usuario@host&gt; mostrar detalle de la memoria de tareas | coincide con \"RT_NEXTHOPS_TEMPLATE|RT_TEMPLATE_BOOK_KEE\" RT_NEXTHOPS_TEMPLATE 1008 1024 T 50 51200 50 51200 RT_NEXTHOPS_TEMPLATE 688 768 T 50 38400 50 38400 RT_NEXTHOPS_TEMPLATE 368 384 T 4190 05 160897920 419005 160897920 &lt;=== RT_TEMPLATE_BOOK_KEE 2064 2560 T 39975 102336000 39975 10233600 &lt;=== Este n\u00famero afecta a: Juniper Networks Junos OS Todas las versiones anteriores a 19.3R3-S7; Versiones 19.4 anteriores a 19.4R2-S8, 19.4R3-S9; Versiones 20.2 anteriores a 20.2R3-S5; Versiones 20.3 anteriores a 20.3R3-S5; Versiones 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-S1; Versiones 21.4 anteriores a 21.4R2-S1, 21.4R3; Versiones 22.1 anteriores a 22.1R2. Juniper Networks Junos OS evolucion\u00f3 Todas las versiones anteriores a 20.4R3-S4-EVO; Versiones 21.4 anteriores a 21.4R2-S1-EVO, 21.4R3-EVO; Versiones 22.1 anteriores a 22.1R2-EVO."}], "id": "CVE-2023-22406", "lastModified": "2023-01-24T18:33:08.510", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "ADJACENT_NETWORK", "availabilityImpact": "HIGH", "baseScore": 6.5, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "version": "3.1"}, "exploitabilityScore": 2.8, "impactScore": 3.6, "source": "sirt@juniper.net", "type": "Primary"}]}, "published": "2023-01-13T00:15:10.990", "references": [{"source": "sirt@juniper.net", "tags": ["Vendor Advisory"], "url": "https://kb.juniper.net/JSA70202"}], "sourceIdentifier": "sirt@juniper.net", "vulnStatus": "Analyzed", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-401"}], "source": "nvd@nist.gov", "type": "Primary"}, {"description": [{"lang": "en", "value": "CWE-401"}], "source": "sirt@juniper.net", "type": "Secondary"}]}

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