{"cve":{"cve_id":"CVE-2024-30410","is_kev":false,"kev_date_added":null,"kev_vendor_project":null,"kev_product":null,"kev_vulnerability_name":null,"kev_short_description":null,"kev_required_action":null,"kev_due_date":null,"kev_known_ransomware":null,"kev_notes":null,"kev_cwes":null,"epss_score":0.00363,"epss_percentile":0.28026,"epss_as_of":"2026-06-23","description":"An Incorrect Behavior Order in the routing engine (RE) of Juniper Networks Junos OS on EX4300 Series allows traffic intended to the device to reach the RE instead of being discarded when the discard term is set in loopback (lo0) interface. The intended function is that the lo0 firewall filter takes precedence over the revenue interface firewall filter. \n\nThis issue affects only IPv6 firewall filter.\n\nThis issue only affects the EX4300 switch.  No other products or platforms are affected by this vulnerability. \n\nThis issue affects Juniper Networks Junos OS:\n\n  *  All versions before 20.4R3-S10,\n  *  from 21.2 before 21.2R3-S7,\n  *  from 21.4 before 21.4R3-S6.","published_at":"2024-04-12T15:02:47.783000Z","last_modified_at":null,"cvss_v3_score":5.8,"cvss_v3_vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:L/A:N","cvss_v3_severity":"MEDIUM","cvss_v4_score":6.9,"cvss_v4_vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:N/SC:N/SI:L/SA:N","cvss_v4_severity":"MEDIUM","ssvc_decision":null,"ssvc_exploitation":"none","ssvc_automatable":true,"ssvc_technical_impact":"partial","cwes":["CWE-696"],"nvd_references":["https://supportportal.juniper.net/JSA79100","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:N/SC:N/SI:L/SA:N"],"vuln_status":null,"trending_score":null,"is_trending":false,"has_trended":false,"trended_number_one":false,"trending_peak_score":null,"trending_peak_rank":null,"started_trending_at":null,"trended_number_one_at":null,"summary_generated":null,"summary_generated_at":null,"summary_model":null,"created_at":"2026-06-24T00:09:39.878444Z","updated_at":"2026-06-29T01:57:34.437812Z"},"effective_severity":"MEDIUM","badges":[],"impact_analysis":[],"cvss_v3_decoded":{"version":"3.1","metrics":[{"metric":"AV","name":"Attack Vector","value":"N","value_label":"Network"},{"metric":"AC","name":"Attack Complexity","value":"L","value_label":"Low"},{"metric":"PR","name":"Privileges Required","value":"N","value_label":"None"},{"metric":"UI","name":"User Interaction","value":"N","value_label":"None"},{"metric":"S","name":"Scope","value":"C","value_label":"Changed"},{"metric":"C","name":"Confidentiality","value":"N","value_label":"None"},{"metric":"I","name":"Integrity","value":"L","value_label":"Low"},{"metric":"A","name":"Availability","value":"N","value_label":"None"}]},"cvss_v4_decoded":{"version":"4.0","metrics":[{"metric":"AV","name":"Attack Vector","value":"N","value_label":"Network"},{"metric":"AC","name":"Attack Complexity","value":"L","value_label":"Low"},{"metric":"AT","name":"Attack Requirements","value":"N","value_label":"None"},{"metric":"PR","name":"Privileges Required","value":"N","value_label":"None"},{"metric":"UI","name":"User Interaction","value":"N","value_label":"None"},{"metric":"VC","name":"Confidentiality (Vulnerable System)","value":"N","value_label":"None"},{"metric":"VI","name":"Integrity (Vulnerable System)","value":"N","value_label":"None"},{"metric":"VA","name":"Availability (Vulnerable System)","value":"N","value_label":"None"},{"metric":"SC","name":"Confidentiality (Subsequent System)","value":"N","value_label":"None"},{"metric":"SI","name":"Integrity (Subsequent System)","value":"L","value_label":"Low"},{"metric":"SA","name":"Availability (Subsequent System)","value":"N","value_label":"None"}]},"affected":[{"vendor_slug":"juniper-networks","vendor_name":"Juniper Networks","product_slug":"junos","product_name":"Junos","version_start":"0","version_start_inclusive":true,"version_end":"20.4R3-S10","version_end_inclusive":false,"cpe23_uri":"cve5:juniper-networks:junos:0:20.4R3-S10"},{"vendor_slug":"juniper-networks","vendor_name":"Juniper Networks","product_slug":"junos","product_name":"Junos","version_start":"21.2","version_start_inclusive":true,"version_end":"21.2R3-S7","version_end_inclusive":false,"cpe23_uri":"cve5:juniper-networks:junos:21.2:21.2R3-S7"},{"vendor_slug":"juniper-networks","vendor_name":"Juniper Networks","product_slug":"junos","product_name":"Junos","version_start":"21.4","version_start_inclusive":true,"version_end":"21.4R3-S6","version_end_inclusive":false,"cpe23_uri":"cve5:juniper-networks:junos:21.4:21.4R3-S6"}],"exploit_refs":[],"news":[],"references":[{"url":"https://supportportal.juniper.net/JSA79100","source_type":"MISC","tags":[]},{"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:N/SC:N/SI:L/SA:N","source_type":"MISC","tags":[]}],"timeline":[{"type":"published","at":"2024-04-12T15:02:47.783000Z","label":"CVE published","source":null},{"type":"cvss_changed","at":"2026-06-28T17:35:22.123889Z","label":"CVSS score 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