{"id":"CVE-2024-39525","aliases":["EUVD-2024-38051","GHSA-xjj4-8mx7-wf4q"],"status":"published","title":"Junos OS and Junos OS Evolved: When BGP traceoptions is enabled, receipt of specially crafted BGP packet causes RPD crash","description":"An Improper Handling of Exceptional Conditions vulnerability in the routing protocol daemon (rpd) of Juniper Networks Junos OS and Junos OS Evolved allows an unauthenticated network-based attacker sending a specific BGP packet to cause rpd to crash and restart, resulting in a Denial of Service (DoS). Continued receipt and processing of this packet will create a sustained Denial of Service (DoS) condition.\n\nThis issue only affects systems with BGP traceoptions enabled and \n\nrequires a BGP session to be already established.  Systems without BGP traceoptions enabled are not affected by this issue.\n\nThis issue affects iBGP and eBGP, and both IPv4 and IPv6 are affected by this vulnerability.\n\nThis issue affects:\n\nJunos OS: \n\n\n\n  *  All versions before 21.2R3-S8, \n  *  from 21.4 before 21.4R3-S8, \n  *  from 22.2 before 22.2R3-S4, \n  *  from 22.3 before 22.3R3-S4,\n  *  from 22.4 before 22.4R3-S3, \n  *  from 23.2 before 23.2R2-S1, \n  *  from 23.4 before 23.4R2; \n\n\n\n\nJunos OS Evolved: \n\n\n\n  *  All versions before 21.2R3-S8-EVO, \n  *  from 21.4-EVO before 21.4R3-S8-EVO, \n  *  from 22.2-EVO before 22.2R3-S4-EVO, \n  *  from 22.3-EVO before 22.3R3-S4-EVO,\n  *  from 22.4-EVO before 22.4R3-S3-EVO, \n  *  from 23.2-EVO before 23.2R2-S1-EVO, \n  *  from 23.4-EVO before 23.4R2-EVO.","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":"2026-11-12","score":0.00431,"percentile":0.37738,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-755"],"published":"2024-10-09T20:01:20Z","modified":"2026-06-17T07:42:07Z","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/JSA88102","tags":["vendor-advisory","Vendor Advisory"]},{"url":"https://www.juniper.net/documentation/us/en/software/junos/cli-reference/topics/ref/statement/traceoptions-edit-protocols-bgp.html","tags":["related","Technical Description"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2024-39525"},{"url":"https://github.com/advisories/GHSA-xjj4-8mx7-wf4q"}],"sources":{"cve":[{"id":"CVE-2024-39525","title":"Junos OS and Junos OS Evolved: When BGP traceoptions is enabled, receipt of specially crafted BGP packet causes RPD crash","description":"An Improper Handling of Exceptional Conditions vulnerability in the routing protocol daemon (rpd) of Juniper Networks Junos OS and Junos OS Evolved allows an unauthenticated network-based attacker sending a specific BGP packet to cause rpd to crash and restart, resulting in a Denial of Service (DoS). Continued receipt and processing of this packet will create a sustained Denial of Service (DoS) condition.\n\nThis issue only affects systems with BGP traceoptions enabled and \n\nrequires a BGP session to be already established.  Systems without BGP traceoptions enabled are not affected by this issue.\n\nThis issue affects iBGP and eBGP, and both IPv4 and IPv6 are affected by this vulnerability.\n\nThis issue affects:\n\nJunos OS: \n\n\n\n  *  All versions before 21.2R3-S8, \n  *  from 21.4 before 21.4R3-S8, \n  *  from 22.2 before 22.2R3-S4, \n  *  from 22.3 before 22.3R3-S4,\n  *  from 22.4 before 22.4R3-S3, \n  *  from 23.2 before 23.2R2-S1, \n  *  from 23.4 before 23.4R2; \n\n\n\n\nJunos OS Evolved: \n\n\n\n  *  All versions before 21.2R3-S8-EVO, \n  *  from 21.4-EVO before 21.4R3-S8-EVO, \n  *  from 22.2-EVO before 22.2R3-S4-EVO, \n  *  from 22.3-EVO before 22.3R3-S4-EVO,\n  *  from 22.4-EVO before 22.4R3-S3-EVO, \n  *  from 23.2-EVO before 23.2R2-S1-EVO, \n  *  from 23.4-EVO before 23.4R2-EVO.","status":"published","published":"2024-10-09T20:01:20.604Z","modified":"2024-10-11T15:15:51.339Z","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-755"],"updated_at":"2026-11-02T14:34:18.951288Z"}],"euvd":[{"id":"EUVD-2024-38051","description":"An Improper Handling of Exceptional Conditions vulnerability in the routing protocol daemon (rpd) of Juniper Networks Junos OS and Junos OS Evolved allows an unauthenticated network-based attacker sending a specific BGP packet to cause rpd to crash and restart, resulting in a Denial of Service (DoS). Continued receipt and processing of this packet will create a sustained Denial of Service (DoS) condition.\n\nThis issue only affects systems with BGP traceoptions enabled and \n\nrequires a BGP session to be already established.  Systems without BGP traceoptions enabled are not affected by this issue.\n\nThis issue affects iBGP and eBGP, and both IPv4 and IPv6 are affected by this vulnerability.\n\nThis issue affects:\n\nJunos OS: \n\n\n\n  *  All versions before 21.2R3-S8, \n  *  from 21.4 before 21.4R3-S8, \n  *  from 22.2 before 22.2R3-S4, \n  *  from 22.3 before 22.3R3-S4,\n  *  from 22.4 before 22.4R3-S3, \n  *  from 23.2 before 23.2R2-S1, \n  *  from 23.4 before 23.4R2; \n\n\n\n\nJunos OS Evolved: \n\n\n\n  *  All versions before 21.2R3-S8-EVO, \n  *  from 21.4-EVO before 21.4R3-S8-EVO, \n  *  from 22.2-EVO before 22.2R3-S4-EVO, \n  *  from 22.3-EVO before 22.3R3-S4-EVO,\n  *  from 22.4-EVO before 22.4R3-S3-EVO, \n  *  from 23.2-EVO before 23.2R2-S1-EVO, \n  *  from 23.4-EVO before 23.4R2-EVO.","status":"published","published":"2024-10-09T20:01:20Z","modified":"2024-10-11T15:15:51Z","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":"2026-11-03T00:27:39.149807Z"}],"ghsa":[{"id":"GHSA-xjj4-8mx7-wf4q","title":"An Improper Handling of Exceptional Conditions vulnerability in the routing protocol daemon (rpd)...","description":"An Improper Handling of Exceptional Conditions vulnerability in the routing protocol daemon (rpd) of Juniper Networks Junos OS and Junos OS Evolved allows an unauthenticated network-based attacker sending a specific BGP packet to cause rpd to crash and restart, resulting in a Denial of Service (DoS). Continued receipt and processing of this packet will create a sustained Denial of Service (DoS) condition.\n\nThis issue only affects systems with BGP traceoptions enabled and \n\nrequires a BGP session to be already established.  Systems without BGP traceoptions enabled are not affected by this issue.\n\nThis issue affects iBGP and eBGP, and both IPv4 and IPv6 are affected by this vulnerability.\n\nThis issue affects:\n\nJunos OS: \n\n\n\n  *  All versions before 21.2R3-S8, \n  *  from 21.4 before 21.4R3-S8, \n  *  from 22.2 before 22.2R3-S4, \n  *  from 22.3 before 22.3R3-S4,\n  *  from 22.4 before 22.4R3-S3, \n  *  from 23.2 before 23.2R2-S1, \n  *  from 23.4 before 23.4R2; \n\n\n\n\nJunos OS Evolved: \n\n\n\n  *  All versions before 21.2R3-S8-EVO, \n  *  from 21.4-EVO before 21.4R3-S8-EVO, \n  *  from 22.2-EVO before 22.2R3-S4-EVO, \n  *  from 22.3-EVO before 22.3R3-S4-EVO,\n  *  from 22.4-EVO before 22.4R3-S3-EVO, \n  *  from 23.2-EVO before 23.2R2-S1-EVO, \n  *  from 23.4-EVO before 23.4R2-EVO.","status":"published","published":"2024-10-09T21:31:08Z","modified":"2024-10-09T21:31:14Z","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-755"],"updated_at":"2026-11-02T14:58:27.866821Z"}],"nvd":[{"id":"CVE-2024-39525","description":"An Improper Handling of Exceptional Conditions vulnerability in the routing protocol daemon (rpd) of Juniper Networks Junos OS and Junos OS Evolved allows an unauthenticated network-based attacker sending a specific BGP packet to cause rpd to crash and restart, resulting in a Denial of Service (DoS). Continued receipt and processing of this packet will create a sustained Denial of Service (DoS) condition.\n\nThis issue only affects systems with BGP traceoptions enabled and \n\nrequires a BGP session to be already established.  Systems without BGP traceoptions enabled are not affected by this issue.\n\nThis issue affects iBGP and eBGP, and both IPv4 and IPv6 are affected by this vulnerability.\n\nThis issue affects:\n\nJunos OS: \n\n\n\n  *  All versions before 21.2R3-S8, \n  *  from 21.4 before 21.4R3-S8, \n  *  from 22.2 before 22.2R3-S4, \n  *  from 22.3 before 22.3R3-S4,\n  *  from 22.4 before 22.4R3-S3, \n  *  from 23.2 before 23.2R2-S1, \n  *  from 23.4 before 23.4R2; \n\n\n\n\nJunos OS Evolved: \n\n\n\n  *  All versions before 21.2R3-S8-EVO, \n  *  from 21.4-EVO before 21.4R3-S8-EVO, \n  *  from 22.2-EVO before 22.2R3-S4-EVO, \n  *  from 22.3-EVO before 22.3R3-S4-EVO,\n  *  from 22.4-EVO before 22.4R3-S3-EVO, \n  *  from 23.2-EVO before 23.2R2-S1-EVO, \n  *  from 23.4-EVO before 23.4R2-EVO.","status":"published","published":"2024-10-09T20:15:08.92Z","modified":"2026-06-17T07:42:07.327Z","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-755"],"updated_at":"2026-11-02T14:10:31.271525Z"}]}}