{"id":"CVE-2024-30395","aliases":["EUVD-2024-28316","GHSA-99g6-3hjh-hcxr"],"status":"published","title":"Junos OS and Junos OS Evolved: A malformed BGP tunnel encapsulation attribute will lead to an rpd crash","description":"An Improper Validation of Specified Type of Input vulnerability in Routing Protocol Daemon (RPD) of Junos OS and Junos OS Evolved allows an unauthenticated, network-based attacker to cause Denial of Service (DoS).\n\nIf a BGP update is received over an established BGP session which contains a tunnel encapsulation attribute with a specifically malformed TLV, rpd will crash and restart.\nThis issue affects:\n\nJunos OS:\n\n\n\n  *  all versions before 21.2R3-S7, \n\n  *  from 21.3 before 21.3R3-S5, \n\n  *  from 21.4 before 21.4R3-S5, \n\n  *  from 22.1 before 22.1R3-S5, \n\n  *  from 22.2 before 22.2R3-S3, \n\n  *  from 22.3 before 22.3R3-S2, \n\n  *  from 22.4 before 22.4R3, \n\n  *  from 23.2 before 23.2R1-S2, 23.2R2.\n\n\n\n\n\nJunos OS Evolved:\n\n\n\n  *  all versions before 21.2R3-S7-EVO, \n\n  *  from 21.3-EVO before 21.3R3-S5-EVO, \n\n  *  from 21.4-EVO before 21.4R3-S5-EVO, \n  *  from 22.2-EVO before 22.2R3-S3-EVO, \n\n  *  from 22.3-EVO before 22.3R3-S2-EVO, \n\n  *  from 22.4-EVO before 22.4R3-EVO, \n\n  *  from 23.2-EVO before 23.2R1-S2-EVO, 23.2R2-EVO.\n\n\n\nThis is a related but separate issue than the one described in JSA75739","severity":{"version":"4.0","score":8.7,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:L","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.00539,"percentile":0.45719,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-1287"],"published":"2024-04-12T15:07:20Z","modified":"2026-06-17T07:26:53Z","products":[{"vendor":"juniper","product":"junos"},{"vendor":"juniper","product":"junos_os_evolved"},{"vendor":"juniper networks","product":"junos os"},{"vendor":"juniper networks","product":"junos os evolved"}],"references":[{"url":"https://supportportal.juniper.net/JSA79095","tags":["vendor-advisory","x_transferred","Vendor Advisory"]},{"url":"https://www.first.org/cvss/calculator/4.0#CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:L","tags":["technical-description","x_transferred","Issue Tracking"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2024-30395"},{"url":"https://www.first.org/cvss/calculator/4.0#CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N"},{"url":"https://github.com/advisories/GHSA-99g6-3hjh-hcxr"}],"sources":{"cve":[{"id":"CVE-2024-30395","title":"Junos OS and Junos OS Evolved: A malformed BGP tunnel encapsulation attribute will lead to an rpd crash","description":"An Improper Validation of Specified Type of Input vulnerability in Routing Protocol Daemon (RPD) of Junos OS and Junos OS Evolved allows an unauthenticated, network-based attacker to cause Denial of Service (DoS).\n\nIf a BGP update is received over an established BGP session which contains a tunnel encapsulation attribute with a specifically malformed TLV, rpd will crash and restart.\nThis issue affects:\n\nJunos OS:\n\n\n\n  *  all versions before 21.2R3-S7, \n\n  *  from 21.3 before 21.3R3-S5, \n\n  *  from 21.4 before 21.4R3-S5, \n\n  *  from 22.1 before 22.1R3-S5, \n\n  *  from 22.2 before 22.2R3-S3, \n\n  *  from 22.3 before 22.3R3-S2, \n\n  *  from 22.4 before 22.4R3, \n\n  *  from 23.2 before 23.2R1-S2, 23.2R2.\n\n\n\n\n\nJunos OS Evolved:\n\n\n\n  *  all versions before 21.2R3-S7-EVO, \n\n  *  from 21.3-EVO before 21.3R3-S5-EVO, \n\n  *  from 21.4-EVO before 21.4R3-S5-EVO, \n  *  from 22.2-EVO before 22.2R3-S3-EVO, \n\n  *  from 22.3-EVO before 22.3R3-S2-EVO, \n\n  *  from 22.4-EVO before 22.4R3-EVO, \n\n  *  from 23.2-EVO before 23.2R1-S2-EVO, 23.2R2-EVO.\n\n\n\nThis is a related but separate issue than the one described in JSA75739","status":"published","published":"2024-04-12T15:07:20.344Z","modified":"2024-08-02T01:32:07.173Z","cvss":[{"version":"4.0","score":8.7,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:L","level":"high","assessor":"cna"},{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"cna"}],"cwes":["CWE-1287"],"updated_at":"2026-11-02T14:34:07.831255Z"}],"euvd":[{"id":"EUVD-2024-28316","description":"An Improper Validation of Specified Type of Input vulnerability in Routing Protocol Daemon (RPD) of Junos OS and Junos OS Evolved allows an unauthenticated, network-based attacker to cause Denial of Service (DoS).\n\nIf a BGP update is received over an established BGP session which contains a tunnel encapsulation attribute with a specifically malformed TLV, rpd will crash and restart.\nThis issue affects:\n\nJunos OS:\n\n\n\n  *  all versions before 21.2R3-S7, \n\n  *  from 21.3 before 21.3R3-S5, \n\n  *  from 21.4 before 21.4R3-S5, \n\n  *  from 22.1 before 22.1R3-S5, \n\n  *  from 22.2 before 22.2R3-S3, \n\n  *  from 22.3 before 22.3R3-S2, \n\n  *  from 22.4 before 22.4R3, \n\n  *  from 23.2 before 23.2R1-S2, 23.2R2.\n\n\n\n\n\nJunos OS Evolved:\n\n\n\n  *  all versions before 21.2R3-S7-EVO, \n\n  *  from 21.3-EVO before 21.3R3-S5-EVO, \n\n  *  from 21.4-EVO before 21.4R3-S5-EVO, \n  *  from 22.2-EVO before 22.2R3-S3-EVO, \n\n  *  from 22.3-EVO before 22.3R3-S2-EVO, \n\n  *  from 22.4-EVO before 22.4R3-EVO, \n\n  *  from 23.2-EVO before 23.2R1-S2-EVO, 23.2R2-EVO.\n\n\n\nThis is a related but separate issue than the one described in JSA75739","status":"published","published":"2024-04-12T15:07:20Z","modified":"2024-08-02T01:32:07Z","cvss":[{"version":"4.0","score":8.7,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:L","level":"high"}],"updated_at":"2026-11-03T03:50:24.625974Z"}],"ghsa":[{"id":"GHSA-99g6-3hjh-hcxr","title":"An Improper Validation of Specified Type of Input vulnerability in Routing Protocol Daemon (RPD)...","description":"An Improper Validation of Specified Type of Input vulnerability in Routing Protocol Daemon (RPD) of Junos OS and Junos OS Evolved allows an unauthenticated, network-based attacker to cause Denial of Service (DoS).\n\nIf a BGP update is received over an established BGP session which contains a tunnel encapsulation attribute with a specifically malformed TLV, rpd will crash and restart.\nThis issue affects:\n\nJunos OS:\n\n\n\n  *  all versions before 21.2R3-S7, \n\n  *  from 21.3 before 21.3R3-S5, \n\n  *  from 21.4 before 21.4R3-S5, \n\n  *  from 22.1 before 22.1R3-S5, \n\n  *  from 22.2 before 22.2R3-S3, \n\n  *  from 22.3 before 22.3R3-S2, \n\n  *  from 22.4 before 22.4R3, \n\n  *  from 23.2 before 23.2R1-S2, 23.2R2.\n\n\n\n\n\nJunos OS Evolved:\n\n\n\n  *  all versions before 21.2R3-S7-EVO, \n\n  *  from 21.3-EVO before 21.3R3-S5-EVO, \n\n  *  from 21.4-EVO before 21.4R3-S5-EVO, \n  *  from 22.2-EVO before 22.2R3-S3-EVO, \n\n  *  from 22.3-EVO before 22.3R3-S2-EVO, \n\n  *  from 22.4-EVO before 22.4R3-EVO, \n\n  *  from 23.2-EVO before 23.2R1-S2-EVO, 23.2R2-EVO.\n\n\n\nThis is a related but separate issue than the one described in JSA75739","status":"published","published":"2024-04-12T15:37:22Z","modified":"2025-02-06T21:32:04Z","cvss":[{"version":"4.0","score":8.7,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/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:X/V:X/RE:X/U:X","level":"high"},{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"cwes":["CWE-1287"],"updated_at":"2026-11-02T14:59:49.339987Z"}],"nvd":[{"id":"CVE-2024-30395","description":"An Improper Validation of Specified Type of Input vulnerability in Routing Protocol Daemon (RPD) of Junos OS and Junos OS Evolved allows an unauthenticated, network-based attacker to cause Denial of Service (DoS).\n\nIf a BGP update is received over an established BGP session which contains a tunnel encapsulation attribute with a specifically malformed TLV, rpd will crash and restart.\nThis issue affects:\n\nJunos OS:\n\n\n\n  *  all versions before 21.2R3-S7, \n\n  *  from 21.3 before 21.3R3-S5, \n\n  *  from 21.4 before 21.4R3-S5, \n\n  *  from 22.1 before 22.1R3-S5, \n\n  *  from 22.2 before 22.2R3-S3, \n\n  *  from 22.3 before 22.3R3-S2, \n\n  *  from 22.4 before 22.4R3, \n\n  *  from 23.2 before 23.2R1-S2, 23.2R2.\n\n\n\n\n\nJunos OS Evolved:\n\n\n\n  *  all versions before 21.2R3-S7-EVO, \n\n  *  from 21.3-EVO before 21.3R3-S5-EVO, \n\n  *  from 21.4-EVO before 21.4R3-S5-EVO, \n  *  from 22.2-EVO before 22.2R3-S3-EVO, \n\n  *  from 22.3-EVO before 22.3R3-S2-EVO, \n\n  *  from 22.4-EVO before 22.4R3-EVO, \n\n  *  from 23.2-EVO before 23.2R1-S2-EVO, 23.2R2-EVO.\n\n\n\nThis is a related but separate issue than the one described in JSA75739","status":"published","published":"2024-04-12T15:15:24.93Z","modified":"2026-06-17T07:26:53.28Z","cvss":[{"version":"4.0","score":8.7,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/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:X/V:X/RE:X/U:X","level":"high","assessor":"secondary"},{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"secondary"}],"cwes":["CWE-1287"],"updated_at":"2026-11-02T14:09:50.299382Z"}]}}