{"dataType": "CVE_RECORD", "dataVersion": "5.1", "cveMetadata": {"cveId": "CVE-2025-52958", "assignerOrgId": "8cbe9d5a-a066-4c94-8978-4b15efeae968", "state": "PUBLISHED", "assignerShortName": "juniper", "dateReserved": "2025-06-23T13:17:37.424Z", "datePublished": "2025-07-11T14:43:38.431Z", "dateUpdated": "2025-07-11T14:55:56.096Z"}, "containers": {"cna": {"affected": [{"defaultStatus": "unaffected", "product": "Junos OS", "vendor": "Juniper Networks", "versions": [{"lessThan": "22.2R3-S6", "status": "affected", "version": "0", "versionType": "semver"}, {"lessThan": "22.4R3-S6", "status": "affected", "version": "22.4", "versionType": "semver"}, {"lessThan": "23.2R2-S3", "status": "affected", "version": "23.2", "versionType": "semver"}, {"lessThan": "23.4R2-S4", "status": "affected", "version": "23.4", "versionType": "semver"}, {"lessThan": "24.2R2", "status": "affected", "version": "24.2", "versionType": "semver"}]}, {"defaultStatus": "unaffected", "product": "Junos OS Evolved", "vendor": "Juniper Networks", "versions": [{"lessThan": "22.2R3-S6-EVO", "status": "affected", "version": "0", "versionType": "semver"}, {"lessThan": "22.4R3-S6-EVO", "status": "affected", "version": "22.4", "versionType": "semver"}, {"lessThan": "23.2R2-S3-EVO", "status": "affected", "version": "23.2", "versionType": "semver"}, {"lessThan": "23.4R2-S4-EVO", "status": "affected", "version": "23.4", "versionType": "semver"}, {"lessThan": "24.2R2-EVO", "status": "affected", "version": "24.2", "versionType": "semver"}]}], "configurations": [{"lang": "en", "supportingMedia": [{"base64": false, "type": "text/html", "value": "<p>The following minimal configuration is required:</p> <tt>[protocols bgp]<br></tt><tt>[routing-options validation]</tt>"}], "value": "The following minimal configuration is required:\n\n [protocols bgp]\n[routing-options validation]"}], "datePublic": "2025-07-09T16:00:00.000Z", "descriptions": [{"lang": "en", "supportingMedia": [{"base64": false, "type": "text/html", "value": "<span style=\"background-color: rgb(255, 255, 255);\">A Reachable Assertion vulnerability in the routing protocol daemon (rpd) of Juniper&nbsp;</span>Networks Junos OS and Junos OS Evolved allows an adjacent,&nbsp;unauthenticated&nbsp;attacker to cause a Denial of Service (DoS).<p>On all Junos OS and Junos OS Evolved devices, when route validation is enabled, a rare condition during BGP initial session establishment can lead to an rpd crash and restart. 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Junos OS Evolved devices, when route validation is enabled, a rare condition during BGP initial session establishment can lead to an rpd crash and restart. This occurs specifically when the connection request fails during error-handling scenario.\n\nContinued session establishment failures leads to a sustained DoS condition.\u00a0\n\nThis issue affects Junos OS:\n\n * All versions before 22.2R3-S6, \n * from 22.4 before 22.4R3-S6, \n * from 23.2 before 23.2R2-S3, \n * from 23.4 before 23.4R2-S4, \n * from 24.2 before 24.2R2; \n\n\n\nJunos OS Evolved: \n * All versions before 22.2R3-S6-EVO, \n * from 22.4 before\u00a022.4R3-S6-EVO,\n * from 23.2 before\u00a023.2R2-S3-EVO,\n * from 23.4 before 23.4R2-S4-EVO, \n * from 24.2 before 24.2R2-EVO.", "supportingMedia": [{"type": "text/html", "value": "<span style=\"background-color: rgb(255, 255, 255);\">A Reachable Assertion vulnerability in the routing protocol daemon (rpd) of Juniper&nbsp;</span>Networks Junos OS and Junos OS Evolved allows an adjacent,&nbsp;unauthenticated&nbsp;attacker to cause a Denial of Service (DoS).<p>On all Junos OS and Junos OS Evolved devices, when route validation is enabled, a rare condition during BGP initial session establishment can lead to an rpd crash and restart. This occurs specifically when the connection request fails during error-handling scenario.</p><p>Continued session establishment failures leads to a sustained DoS condition.&nbsp;</p><p>This issue affects Junos OS:</p><span style=\"background-color: rgb(255, 255, 255);\"><ul><li><span style=\"background-color: rgb(255, 255, 255);\">All versions before 22.2R3-S6, </span></li><li><span style=\"background-color: rgb(255, 255, 255);\">from 22.4 before 22.4R3-S6, </span></li><li><span style=\"background-color: rgb(255, 255, 255);\">from 23.2 before 23.2R2-S3, </span></li><li><span style=\"background-color: rgb(255, 255, 255);\">from 23.4 before 23.4R2-S4, </span></li><li><span style=\"background-color: rgb(255, 255, 255);\">from 24.2 before 24.2R2; </span></li></ul><br>Junos OS Evolved: <br><ul><li><span style=\"background-color: rgb(255, 255, 255);\">All versions before 22.2R3-S6-EVO, </span></li><li><span style=\"background-color: rgb(255, 255, 255);\">from 22.4 before&nbsp;22.4R3-S6-EVO,</span></li><li><span style=\"background-color: rgb(255, 255, 255);\">from 23.2 before&nbsp;23.2R2-S3-EVO,</span></li><li><span style=\"background-color: rgb(255, 255, 255);\">from 23.4 before 23.4R2-S4-EVO, </span></li><li><span style=\"background-color: rgb(255, 255, 255);\">from 24.2 before 24.2R2-EVO.</span></li></ul></span>", "base64": false}]}], "problemTypes": [{"descriptions": [{"lang": "en", "type": "CWE", "cweId": "CWE-617", "description": "CWE-617 Reachable Assertion"}]}], "configurations": [{"lang": "en", "value": "The following minimal configuration is required:\n\n [protocols bgp]\n[routing-options validation]", "supportingMedia": [{"type": "text/html", "value": "<p>The following minimal configuration is required:</p> <tt>[protocols bgp]<br></tt><tt>[routing-options validation]</tt>", "base64": false}]}], "providerMetadata": {"orgId": "8cbe9d5a-a066-4c94-8978-4b15efeae968", "shortName": "juniper", "dateUpdated": "2025-07-11T14:43:38.431Z"}}}, "cveMetadata": {"cveId": "CVE-2025-52958", "state": "PUBLISHED", "dateUpdated": "2025-07-11T14:55:56.096Z", "dateReserved": "2025-06-23T13:17:37.424Z", "assignerOrgId": "8cbe9d5a-a066-4c94-8978-4b15efeae968", "datePublished": "2025-07-11T14:43:38.431Z", "assignerShortName": "juniper"}, "dataVersion": "5.1"}

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condition during BGP initial session establishment can lead to an rpd crash and restart. This occurs specifically when the connection request fails during error-handling scenario.\n\nContinued session establishment failures leads to a sustained DoS condition.\u00a0\n\nThis issue affects Junos OS:\n\n * All versions before 22.2R3-S6, \n * from 22.4 before 22.4R3-S6, \n * from 23.2 before 23.2R2-S3, \n * from 23.4 before 23.4R2-S4, \n * from 24.2 before 24.2R2; \n\n\n\nJunos OS Evolved: \n * All versions before 22.2R3-S6-EVO, \n * from 22.4 before\u00a022.4R3-S6-EVO,\n * from 23.2 before\u00a023.2R2-S3-EVO,\n * from 23.4 before 23.4R2-S4-EVO, \n * from 24.2 before 24.2R2-EVO."}, {"lang": "es", "value": "Una vulnerabilidad de aserci\u00f3n alcanzable en el daemon de protocolo de enrutamiento (rpd) de Juniper Networks Junos OS y Junos OS Evolved permite que un atacante adyacente no autenticado provoque una denegaci\u00f3n de servicio (DoS). En todos los dispositivos Junos OS y Junos OS Evolved, cuando la validaci\u00f3n de ruta est\u00e1 habilitada, una condici\u00f3n poco com\u00fan durante el establecimiento de la sesi\u00f3n inicial de BGP puede provocar un bloqueo y reinicio del rpd. Esto ocurre espec\u00edficamente cuando la solicitud de conexi\u00f3n falla durante un escenario de manejo de errores. Los fallos continuos en el establecimiento de la sesi\u00f3n conducen a una condici\u00f3n de DoS sostenida. Este problema afecta a Junos OS: * Todas las versiones anteriores a 22.2R3-S6, * desde 22.4 hasta 22.4R3-S6, * desde 23.2 hasta 23.2R2-S3, * desde 23.4 hasta 23.4R2-S4, * desde 24.2 hasta 24.2R2; Junos OS Evolved: * Todas las versiones anteriores a 22.2R3-S6-EVO, * desde 22.4 hasta 22.4R3-S6-EVO, * desde 23.2 hasta 23.2R2-S3-EVO, * desde 23.4 hasta 23.4R2-S4-EVO, * desde 24.2 hasta 24.2R2-EVO."}], "id": "CVE-2025-52958", "lastModified": "2026-01-23T19:37:09.253", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "HIGH", "attackVector": "ADJACENT_NETWORK", "availabilityImpact": "HIGH", "baseScore": 5.3, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H", "version": "3.1"}, "exploitabilityScore": 1.6, "impactScore": 3.6, "source": "sirt@juniper.net", "type": "Secondary"}], "cvssMetricV40": [{"cvssData": {"Automatable": "NOT_DEFINED", "Recovery": "AUTOMATIC", "Safety": "NOT_DEFINED", "attackComplexity": "HIGH", "attackRequirements": "PRESENT", "attackVector": "ADJACENT", "availabilityRequirement": "NOT_DEFINED", "baseScore": 6.0, "baseSeverity": "MEDIUM", "confidentialityRequirement": "NOT_DEFINED", "exploitMaturity": "NOT_DEFINED", "integrityRequirement": "NOT_DEFINED", "modifiedAttackComplexity": "NOT_DEFINED", "modifiedAttackRequirements": "NOT_DEFINED", "modifiedAttackVector": "NOT_DEFINED", "modifiedPrivilegesRequired": "NOT_DEFINED", "modifiedSubAvailabilityImpact": "NOT_DEFINED", "modifiedSubConfidentialityImpact": "NOT_DEFINED", "modifiedSubIntegrityImpact": "NOT_DEFINED", "modifiedUserInteraction": "NOT_DEFINED", "modifiedVulnAvailabilityImpact": "NOT_DEFINED", "modifiedVulnConfidentialityImpact": "NOT_DEFINED", "modifiedVulnIntegrityImpact": "NOT_DEFINED", "privilegesRequired": "NONE", "providerUrgency": "GREEN", "subAvailabilityImpact": "LOW", "subConfidentialityImpact": "NONE", "subIntegrityImpact": "NONE", "userInteraction": "NONE", "valueDensity": "NOT_DEFINED", "vectorString": "CVSS:4.0/AV:A/AC:H/AT:P/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:L/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:A/V:X/RE:M/U:Green", "version": "4.0", "vulnAvailabilityImpact": "HIGH", "vulnConfidentialityImpact": "NONE", "vulnIntegrityImpact": "NONE", "vulnerabilityResponseEffort": "MODERATE"}, "source": "sirt@juniper.net", "type": "Secondary"}]}, "published": "2025-07-11T15:15:26.627", "references": [{"source": "sirt@juniper.net", "tags": ["Vendor Advisory"], "url": "https://supportportal.juniper.net/JSA100066"}], "sourceIdentifier": "sirt@juniper.net", "vulnStatus": "Analyzed", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-617"}], "source": "sirt@juniper.net", "type": "Secondary"}]}

{}