{"cve":"CVE-2024-39537","nvd":{"published":"2024-07-11T17:15:11.843","modified":"2026-06-17T07:42:09.553","status":"Analyzed","description":"An Improper Restriction of Communication Channel to Intended Endpoints vulnerability in Juniper Networks Junos OS Evolved on ACX 7000 Series allows an unauthenticated, network-based attacker to cause a limited information disclosure and availability impact to the device.\n\n\n\nDue to a wrong initialization, specific processes which should only be able to communicate internally within the device can be reached over the network via open ports.\n\n\n\n\nThis issue affects Junos OS Evolved on ACX 7000 Series:\n\n\n\n  *  All versions before 21.4R3-S7-EVO,\n  *  22.2-EVO \n\nversions \n\nbefore 22.2R3-S4-EVO,\n  *  22.3-EVO versions before 22.3R3-S3-EVO,\n  *  22.4-EVO versions before 22.4R3-S2-EVO,\n  *  23.2-EVO versions before 23.2R2-EVO,\n  *  23.4-EVO versions before 23.4R1-S1-EVO, 23.4R2-EVO.","cvss_v4":{"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:L/SC:N/SI:N/SA:N","score":6.9},"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:L","score":6.5},"cwes":["CWE-923"],"references":["https://supportportal.juniper.net/JSA82997","https://supportportal.juniper.net/JSA82997"],"products":["juniper:junos_os_evolved"],"source":"nvd","synced_at":"2026-10-19T21:52:42.518321223+00:00"},"epss":{"cve":"CVE-2024-39537","score":0.00332,"percentile":0.26417,"date":"2026-11-01"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}