{"id":"CVE-2024-47506","aliases":["EUVD-2024-42509","GHSA-5w2p-jhh5-rpr3"],"status":"published","title":"Junos OS: SRX Series: A large amount of traffic being processed by ATP Cloud can lead to a PFE crash","description":"A Deadlock vulnerability in the packet forwarding engine (PFE) of Juniper Networks Junos OS on SRX Series allows an unauthenticated, network-based attacker to cause a Denial of Service (DoS).\n\nWhen a large amount of traffic is processed by ATP Cloud inspection, a deadlock can occur which will result in a PFE crash and restart. Whether the crash occurs, depends on system internal timing that is outside the attackers control.\n\n\n\nThis issue affects Junos OS on SRX Series:\n\n\n\n  *  All versions before 21.3R3-S1,\n  *  21.4 versions before 21.4R3,\n  *  22.1 versions before 22.1R2,\n  *  22.2 versions before 22.2R1-S2, 22.2R2.","severity":{"version":"4.0","score":8.2,"vector":"CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:L/R:A/RE:M","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-11","score":0.00288,"percentile":0.21602,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-833"],"published":"2024-10-11T15:37:32Z","modified":"2026-06-17T07:57:12Z","products":[{"vendor":"juniper","product":"junos"},{"vendor":"juniper networks","product":"junos os"}],"references":[{"url":"https://supportportal.juniper.net/JSA88137","tags":["vendor-advisory","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2024-47506"},{"url":"https://github.com/advisories/GHSA-5w2p-jhh5-rpr3"}],"sources":{"cve":[{"id":"CVE-2024-47506","title":"Junos OS: SRX Series: A large amount of traffic being processed by ATP Cloud can lead to a PFE crash","description":"A Deadlock vulnerability in the packet forwarding engine (PFE) of Juniper Networks Junos OS on SRX Series allows an unauthenticated, network-based attacker to cause a Denial of Service (DoS).\n\nWhen a large amount of traffic is processed by ATP Cloud inspection, a deadlock can occur which will result in a PFE crash and restart. Whether the crash occurs, depends on system internal timing that is outside the attackers control.\n\n\n\nThis issue affects Junos OS on SRX Series:\n\n\n\n  *  All versions before 21.3R3-S1,\n  *  21.4 versions before 21.4R3,\n  *  22.1 versions before 22.1R2,\n  *  22.2 versions before 22.2R1-S2, 22.2R2.","status":"published","published":"2024-10-11T15:37:32.961Z","modified":"2024-10-11T17:15:46.19Z","cvss":[{"version":"4.0","score":8.2,"vector":"CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:L/R:A/RE:M","level":"high","assessor":"cna"},{"version":"3.1","score":5.9,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"medium","assessor":"cna"}],"cwes":["CWE-833"],"updated_at":"2026-11-02T14:33:57.638551Z"}],"euvd":[{"id":"EUVD-2024-42509","description":"A Deadlock vulnerability in the packet forwarding engine (PFE) of Juniper Networks Junos OS on SRX Series allows an unauthenticated, network-based attacker to cause a Denial of Service (DoS).\n\nWhen a large amount of traffic is processed by ATP Cloud inspection, a deadlock can occur which will result in a PFE crash and restart. Whether the crash occurs, depends on system internal timing that is outside the attackers control.\n\n\n\nThis issue affects Junos OS on SRX Series:\n\n\n\n  *  All versions before 21.3R3-S1,\n  *  21.4 versions before 21.4R3,\n  *  22.1 versions before 22.1R2,\n  *  22.2 versions before 22.2R1-S2, 22.2R2.","status":"published","published":"2024-10-11T15:37:32Z","modified":"2024-10-11T17:15:46Z","cvss":[{"version":"4.0","score":8.2,"vector":"CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:L/R:A/RE:M","level":"high"}],"updated_at":"2026-11-03T00:27:39.149807Z"}],"ghsa":[{"id":"GHSA-5w2p-jhh5-rpr3","title":"A Deadlock vulnerability in the packet forwarding engine (PFE) of Juniper Networks Junos OS on...","description":"A Deadlock vulnerability in the packet forwarding engine (PFE) of Juniper Networks Junos OS on SRX Series allows an unauthenticated, network-based attacker to cause a Denial of Service (DoS).\n\nWhen a large amount of traffic is processed by ATP Cloud inspection, a deadlock can occur which will result in a PFE crash and restart. Whether the crash occurs, depends on system internal timing that is outside the attackers control.\n\n\n\nThis issue affects Junos OS on SRX Series:\n\n\n\n  *  All versions before 21.3R3-S1,\n  *  21.4 versions before 21.4R3,\n  *  22.1 versions before 22.1R2,\n  *  22.2 versions before 22.2R1-S2, 22.2R2.","status":"published","published":"2024-10-11T18:32:49Z","modified":"2024-10-11T18:32:56Z","cvss":[{"version":"4.0","score":8.2,"vector":"CVSS:4.0/AV:N/AC:L/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:X","level":"high"},{"version":"3.1","score":5.9,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"medium"}],"cwes":["CWE-833"],"updated_at":"2026-11-02T14:58:29.079883Z"}],"nvd":[{"id":"CVE-2024-47506","description":"A Deadlock vulnerability in the packet forwarding engine (PFE) of Juniper Networks Junos OS on SRX Series allows an unauthenticated, network-based attacker to cause a Denial of Service (DoS).\n\nWhen a large amount of traffic is processed by ATP Cloud inspection, a deadlock can occur which will result in a PFE crash and restart. Whether the crash occurs, depends on system internal timing that is outside the attackers control.\n\n\n\nThis issue affects Junos OS on SRX Series:\n\n\n\n  *  All versions before 21.3R3-S1,\n  *  21.4 versions before 21.4R3,\n  *  22.1 versions before 22.1R2,\n  *  22.2 versions before 22.2R1-S2, 22.2R2.","status":"published","published":"2024-10-11T16:15:12.45Z","modified":"2026-06-17T07:57:12.567Z","cvss":[{"version":"4.0","score":8.2,"vector":"CVSS:4.0/AV:N/AC:L/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:X","level":"high","assessor":"secondary"},{"version":"3.1","score":5.9,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"medium","assessor":"secondary"}],"cwes":["CWE-833"],"updated_at":"2026-11-02T14:10:31.879321Z"}]}}