{"id":"CVE-2024-47496","aliases":["EUVD-2024-42500","GHSA-v4c2-2gfg-qh3v"],"status":"published","title":"Junos OS: MX Series: The PFE will crash on running specific command","description":"A NULL Pointer Dereference vulnerability in the Packet Forwarding Engine (pfe) of Juniper Networks Junos OS allows a local, low-privileged attacker to cause a Denial-of-Service (DoS).\n\nWhen a specific command is executed, the pfe crashes. This will cause traffic forwarding to be interrupted until the system self-recovers. Repeated execution will create a sustained DoS condition.\n\n This issue only affects MX Series devices with Line cards MPC1-MPC9.\nThis issue affects:\nJunos OS on MX Series: \n\n\n  *  All versions before 21.4R3-S9, \n  *  from 22.2 before 22.2R3-S5, \n  *  from 22.3 before 22.3R3-S4, \n  *  from 22.4 before 22.4R3-S2, \n  *  from 23.2 before 23.2R2-S1, \n  *  from 23.4 before 23.4R2.","severity":{"version":"4.0","score":6.8,"vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/R:A","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-11","score":0.00202,"percentile":0.10325,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-476"],"published":"2024-10-11T15:28:13Z","modified":"2026-06-17T07:57:11Z","products":[{"vendor":"juniper","product":"junos"},{"vendor":"juniper networks","product":"junos os"}],"references":[{"url":"https://supportportal.juniper.net/","tags":["vendor-advisory","Permissions Required"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2024-47496"},{"url":"https://supportportal.juniper.net"},{"url":"https://github.com/advisories/GHSA-v4c2-2gfg-qh3v"}],"sources":{"cve":[{"id":"CVE-2024-47496","title":"Junos OS: MX Series: The PFE will crash on running specific command","description":"A NULL Pointer Dereference vulnerability in the Packet Forwarding Engine (pfe) of Juniper Networks Junos OS allows a local, low-privileged attacker to cause a Denial-of-Service (DoS).\n\nWhen a specific command is executed, the pfe crashes. This will cause traffic forwarding to be interrupted until the system self-recovers. Repeated execution will create a sustained DoS condition.\n\n This issue only affects MX Series devices with Line cards MPC1-MPC9.\nThis issue affects:\nJunos OS on MX Series: \n\n\n  *  All versions before 21.4R3-S9, \n  *  from 22.2 before 22.2R3-S5, \n  *  from 22.3 before 22.3R3-S4, \n  *  from 22.4 before 22.4R3-S2, \n  *  from 23.2 before 23.2R2-S1, \n  *  from 23.4 before 23.4R2.","status":"published","published":"2024-10-11T15:28:13.727Z","modified":"2024-10-11T17:42:39.299Z","cvss":[{"version":"4.0","score":6.8,"vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/R:A","level":"medium","assessor":"cna"},{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium","assessor":"cna"}],"cwes":["CWE-476"],"updated_at":"2026-11-02T14:33:57.638551Z"}],"euvd":[{"id":"EUVD-2024-42500","description":"A NULL Pointer Dereference vulnerability in the Packet Forwarding Engine (pfe) of Juniper Networks Junos OS allows a local, low-privileged attacker to cause a Denial-of-Service (DoS).\n\nWhen a specific command is executed, the pfe crashes. This will cause traffic forwarding to be interrupted until the system self-recovers. Repeated execution will create a sustained DoS condition.\n\n This issue only affects MX Series devices with Line cards MPC1-MPC9.\nThis issue affects:\nJunos OS on MX Series: \n\n\n  *  All versions before 21.4R3-S9, \n  *  from 22.2 before 22.2R3-S5, \n  *  from 22.3 before 22.3R3-S4, \n  *  from 22.4 before 22.4R3-S2, \n  *  from 23.2 before 23.2R2-S1, \n  *  from 23.4 before 23.4R2.","status":"published","published":"2024-10-11T15:28:13Z","modified":"2024-10-11T17:42:39Z","cvss":[{"version":"4.0","score":6.8,"vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/R:A","level":"medium"}],"updated_at":"2026-11-03T00:27:39.149807Z"}],"ghsa":[{"id":"GHSA-v4c2-2gfg-qh3v","title":"A NULL Pointer Dereference vulnerability in the Packet Forwarding Engine (pfe) of Juniper...","description":"A NULL Pointer Dereference vulnerability in the Packet Forwarding Engine (pfe) of Juniper Networks Junos OS allows a local, low-privileged attacker to cause a Denial-of-Service (DoS).\n\nWhen a specific command is executed, the pfe crashes. This will cause traffic forwarding to be interrupted until the system self-recovers. Repeated execution will create a sustained DoS condition.\n\n This issue only affects MX Series devices with Line cards MPC1-MPC9.\nThis issue affects:\nJunos OS on MX Series: \n\n\n  *  All versions before 21.4R3-S9, \n  *  from 22.2 before 22.2R3-S5, \n  *  from 22.3 before 22.3R3-S4, \n  *  from 22.4 before 22.4R3-S2, \n  *  from 23.2 before 23.2R2-S1, \n  *  from 23.4 before 23.4R2.","status":"published","published":"2024-10-11T18:32:49Z","modified":"2024-10-11T18:32:56Z","cvss":[{"version":"4.0","score":6.8,"vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/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:X/U:X","level":"medium"},{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium"}],"cwes":["CWE-476"],"updated_at":"2026-11-02T14:58:29.079883Z"}],"nvd":[{"id":"CVE-2024-47496","description":"A NULL Pointer Dereference vulnerability in the Packet Forwarding Engine (pfe) of Juniper Networks Junos OS allows a local, low-privileged attacker to cause a Denial-of-Service (DoS).\n\nWhen a specific command is executed, the pfe crashes. This will cause traffic forwarding to be interrupted until the system self-recovers. Repeated execution will create a sustained DoS condition.\n\n This issue only affects MX Series devices with Line cards MPC1-MPC9.\nThis issue affects:\nJunos OS on MX Series: \n\n\n  *  All versions before 21.4R3-S9, \n  *  from 22.2 before 22.2R3-S5, \n  *  from 22.3 before 22.3R3-S4, \n  *  from 22.4 before 22.4R3-S2, \n  *  from 23.2 before 23.2R2-S1, \n  *  from 23.4 before 23.4R2.","status":"published","published":"2024-10-11T16:15:10.08Z","modified":"2026-06-17T07:57:11.04Z","cvss":[{"version":"4.0","score":6.8,"vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/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:X/U:X","level":"medium","assessor":"secondary"},{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium","assessor":"secondary"}],"cwes":["CWE-476"],"updated_at":"2026-11-02T14:10:31.879321Z"}]}}