{"schema":"threatline.record/2","record":{"id":"CVE-2026-102054","aliases":[],"summary":"Junos OS and Junos OS Evolved: Insufficient validation of VXLAN overlay ping causes information disclosure when EVPN-VXLAN is configured","details":"An Improper Handling of Length Parameter Inconsistency vulnerability in L2ALM of Juniper Networks Junos OS and Junos OS Evolved allows an unauthenticated, adjacent attacker to obtain stale PFE packet memory via VXLAN overlay-ping traffic sent to a local VTEP.","categories":["Network & edge"],"product":"Junos OS","vendor":"Juniper Networks","ecosystem":null,"affected_ranges":[{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-102054","source_modified_at":"2026-10-14T19:05:07.828Z","fetched_at":"2026-10-23T18:48:36.087640Z","product":"Junos OS","vendor":"Juniper Networks","versions":[{"lessThan":"23.2R2-S7.7","status":"affected","version":"0","versionType":"custom"},{"lessThan":"23.4R2-S8.13","status":"affected","version":"23.4","versionType":"custom"},{"lessThan":"24.2R2-S5.5","status":"affected","version":"24.2","versionType":"custom"},{"lessThan":"24.4R2-S5","status":"affected","version":"24.4","versionType":"custom"},{"lessThan":"25.2R2-S2","status":"affected","version":"25.2","versionType":"custom"},{"lessThan":"25.4R1-S3","status":"affected","version":"25.4","versionType":"custom"},{"lessThan":"26.2R1-S2","status":"affected","version":"26.2","versionType":"custom"}],"defaultStatus":"unaffected"},{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-102054","source_modified_at":"2026-10-14T19:05:07.828Z","fetched_at":"2026-10-23T18:48:36.087640Z","product":"Junos OS Evolved","vendor":"Juniper Networks","versions":[{"lessThan":"23.2R2-S7.7-EVO","status":"affected","version":"0","versionType":"custom"},{"lessThan":"23.4R2-S8.11-EVO","status":"affected","version":"23.4","versionType":"custom"},{"lessThan":"24.2R2-S5.6-EVO","status":"affected","version":"24.2","versionType":"custom"},{"lessThan":"24.4R2-S5-EVO","status":"affected","version":"24.4","versionType":"custom"},{"lessThan":"25.2R2-S2-EVO","status":"affected","version":"25.2","versionType":"custom"},{"lessThan":"25.4R1-S3-EVO","status":"affected","version":"25.4","versionType":"custom"},{"lessThan":"26.2R1-S2-EVO","status":"affected","version":"26.2","versionType":"custom"},{"status":"affected","version":"23.4X100","versionType":"custom"},{"lessThan":"25.2X100-D35-EVO","status":"affected","version":"25.2X100","versionType":"custom"},{"lessThan":"25.4X300-D40-EVO","status":"affected","version":"25.4X300","versionType":"custom"}],"defaultStatus":"unaffected"}],"fixed_versions":[{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-102054","source_modified_at":"2026-10-14T19:05:07.828Z","fetched_at":"2026-10-23T18:48:36.087640Z","package":{"name":"Junos OS","ecosystem":null},"version":"23.2R2-S7.7","basis":"first unaffected version stated in the CVE record"},{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-102054","source_modified_at":"2026-10-14T19:05:07.828Z","fetched_at":"2026-10-23T18:48:36.087640Z","package":{"name":"Junos OS","ecosystem":null},"version":"23.4R2-S8.13","basis":"first unaffected version stated in the CVE record"},{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-102054","source_modified_at":"2026-10-14T19:05:07.828Z","fetched_at":"2026-10-23T18:48:36.087640Z","package":{"name":"Junos OS","ecosystem":null},"version":"24.2R2-S5.5","basis":"first unaffected version stated in the CVE record"},{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-102054","source_modified_at":"2026-10-14T19:05:07.828Z","fetched_at":"2026-10-23T18:48:36.087640Z","package":{"name":"Junos OS","ecosystem":null},"version":"24.4R2-S5","basis":"first unaffected version stated in the CVE record"},{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-102054","source_modified_at":"2026-10-14T19:05:07.828Z","fetched_at":"2026-10-23T18:48:36.087640Z","package":{"name":"Junos OS","ecosystem":null},"version":"25.2R2-S2","basis":"first unaffected version stated in the CVE record"},{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-102054","source_modified_at":"2026-10-14T19:05:07.828Z","fetched_at":"2026-10-23T18:48:36.087640Z","package":{"name":"Junos OS","ecosystem":null},"version":"25.4R1-S3","basis":"first unaffected version stated in the CVE record"},{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-102054","source_modified_at":"2026-10-14T19:05:07.828Z","fetched_at":"2026-10-23T18:48:36.087640Z","package":{"name":"Junos OS","ecosystem":null},"version":"26.2R1-S2","basis":"first unaffected version stated in the CVE record"},{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-102054","source_modified_at":"2026-10-14T19:05:07.828Z","fetched_at":"2026-10-23T18:48:36.087640Z","package":{"name":"Junos OS Evolved","ecosystem":null},"version":"23.2R2-S7.7-EVO","basis":"first unaffected version stated in the CVE record"},{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-102054","source_modified_at":"2026-10-14T19:05:07.828Z","fetched_at":"2026-10-23T18:48:36.087640Z","package":{"name":"Junos OS Evolved","ecosystem":null},"version":"23.4R2-S8.11-EVO","basis":"first unaffected version stated in the CVE record"},{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-102054","source_modified_at":"2026-10-14T19:05:07.828Z","fetched_at":"2026-10-23T18:48:36.087640Z","package":{"name":"Junos OS Evolved","ecosystem":null},"version":"24.2R2-S5.6-EVO","basis":"first unaffected version stated in the CVE record"},{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-102054","source_modified_at":"2026-10-14T19:05:07.828Z","fetched_at":"2026-10-23T18:48:36.087640Z","package":{"name":"Junos OS Evolved","ecosystem":null},"version":"24.4R2-S5-EVO","basis":"first unaffected version stated in the CVE record"},{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-102054","source_modified_at":"2026-10-14T19:05:07.828Z","fetched_at":"2026-10-23T18:48:36.087640Z","package":{"name":"Junos OS Evolved","ecosystem":null},"version":"25.2R2-S2-EVO","basis":"first unaffected version stated in the CVE record"},{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-102054","source_modified_at":"2026-10-14T19:05:07.828Z","fetched_at":"2026-10-23T18:48:36.087640Z","package":{"name":"Junos OS Evolved","ecosystem":null},"version":"25.4R1-S3-EVO","basis":"first unaffected version stated in the CVE record"},{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-102054","source_modified_at":"2026-10-14T19:05:07.828Z","fetched_at":"2026-10-23T18:48:36.087640Z","package":{"name":"Junos OS Evolved","ecosystem":null},"version":"26.2R1-S2-EVO","basis":"first unaffected version stated in the CVE record"},{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-102054","source_modified_at":"2026-10-14T19:05:07.828Z","fetched_at":"2026-10-23T18:48:36.087640Z","package":{"name":"Junos OS Evolved","ecosystem":null},"version":"25.2X100-D35-EVO","basis":"first unaffected version stated in the CVE record"},{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-102054","source_modified_at":"2026-10-14T19:05:07.828Z","fetched_at":"2026-10-23T18:48:36.087640Z","package":{"name":"Junos OS Evolved","ecosystem":null},"version":"25.4X300-D40-EVO","basis":"first unaffected version stated in the CVE record"}],"cvss":4.3,"severity":"Medium","kev":{"listed":false},"epss":{"probability":0.00222,"percentile":0.12139,"score_date":"2026-10-23"},"published_at":"2026-10-14T16:54:26.740Z","modified_at":"2026-10-14T19:05:07.828Z","provenance":[{"source":"CVE List","url":"https://www.cve.org/CVERecord?id=CVE-2026-102054","fetched_at":"2026-10-23T18:48:36.087640Z","source_modified_at":"2026-10-14T19:05:07.828Z"},{"source":"EPSS","url":"https://api.first.org/data/v1/epss?cve=CVE-2026-102054","fetched_at":"2026-10-23T18:42:43.628194Z","source_modified_at":"2026-10-23"}],"sources":["CVE List","EPSS"],"references":[{"source":"CVE List","url":"https://supportportal.juniper.net/JSA112187","tags":["vendor-advisory"]}],"locations":[],"motoko_assessment":{"status":"requires_architecture_review","automatic_remediation":false},"cve_state":"PUBLISHED","cvss_source":"CVE List","ssvc":{"exploitation":"none","automatable":"no","technical_impact":"partial","assessed_at":"2026-10-14T19:03:12.325112Z"},"classification":{"method":"product-first software-layer rules","rules_version":"2.1","matched_on":"vendor and product","confidence":"heuristic","reviewed":false},"change_timestamp":"2026-10-14T19:05:07.828Z","content_hash":"b271050c8ac566834c16e63bf8a62fd2e33bd99676f03c22033d4bb6fceebacc"}}