{"url":"http://public2.vulnerablecode.io/api/vulnerabilities/46845?format=json","vulnerability_id":"VCID-2rcn-55h9-93fm","summary":"An Improper Neutralization of Special Elements vulnerability in Juniper Networks Junos OS Evolved commands allows a local, authenticated attacker with low privileges to escalate their privileges to 'root' leading to a full compromise of the system.\n\nThe Junos OS Evolved CLI doesn't properly handle command options in some cases, allowing users which execute specific CLI commands with a crafted set of parameters to escalate their privileges to root on shell level.\n\nThis issue affects Junos OS Evolved:\n\n  *  All version before 20.4R3-S6-EVO, \n  *  21.2-EVO versions before 21.2R3-S4-EVO,\n  *  21.4-EVO versions before 21.4R3-S6-EVO, \n  *  22.2-EVO versions before 22.2R2-S1-EVO, 22.2R3-EVO, \n  *  22.3-EVO versions before 22.3R2-EVO.","aliases":[{"alias":"CVE-2024-39520"}],"fixed_packages":[],"affected_packages":[],"references":[{"reference_url":"https://api.first.org/data/v1/epss?cve=CVE-2024-39520","reference_id":"","reference_type":"","scores":[{"value":"0.00178","scoring_system":"epss","scoring_elements":"0.39167","published_at":"2026-06-11T12:55:00Z"},{"value":"0.00178","scoring_system":"epss","scoring_elements":"0.39339","published_at":"2026-06-12T12:55:00Z"},{"value":"0.00178","scoring_system":"epss","scoring_elements":"0.39363","published_at":"2026-06-13T12:55:00Z"},{"value":"0.00178","scoring_system":"epss","scoring_elements":"0.39351","published_at":"2026-06-14T12:55:00Z"}],"url":"https://api.first.org/data/v1/epss?cve=CVE-2024-39520"},{"reference_url":"https://supportportal.juniper.net/JSA82975","reference_id":"JSA82975","reference_type":"","scores":[{"value":"7.8","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"},{"value":"8.5","scoring_system":"cvssv4","scoring_elements":"CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N"},{"value":"Track","scoring_system":"ssvc","scoring_elements":"SSVCv2/E:N/A:N/T:T/P:M/B:A/M:M/D:T/2024-07-11T19:07:35Z/"}],"url":"https://supportportal.juniper.net/JSA82975"}],"weaknesses":[{"cwe_id":78,"name":"Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')","description":"The product constructs all or part of an OS command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended OS command when it is sent to a downstream component."}],"exploits":[],"severity_range_score":"7.8 - 8.5","exploitability":null,"weighted_severity":null,"risk_score":null,"resource_url":"http://public2.vulnerablecode.io/vulnerabilities/VCID-2rcn-55h9-93fm"}