{"id":"CVE-2025-34186","aliases":["EUVD-2025-29645","GHSA-5jjw-fvhq-mw36"],"status":"published","title":"Ilevia EVE X1/X5 Server 4.7.18.0.eden Authentication Bypass","description":"Ilevia EVE X1/X5 Server version ≤ 4.7.18.0.eden contains a vulnerability in its authentication mechanism. Unsanitized input is passed to a system() call for authentication, allowing attackers to inject special characters and manipulate command parsing. Because the binary interprets non-zero exit codes from system() as successful authentication, remote attackers can bypass authentication and gain full access to the system.","severity":{"version":"4.0","score":9.3,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N","level":"critical","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.00874,"percentile":0.59231,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-287","CWE-78"],"published":"2025-09-16T19:45:01Z","modified":"2026-06-17T09:13:36Z","products":[{"vendor":"ilevia","product":"eve_x1_server_firmware"},{"vendor":"ilevia srl.","product":"eve x1/x5 server"}],"references":[{"url":"https://www.ilevia.com/","tags":["product","Product"]},{"url":"https://www.zeroscience.mk/en/vulnerabilities/ZSL-2025-5958.php","tags":["technical-description","exploit","Exploit","Third Party Advisory"]},{"url":"https://packetstorm.news/files/id/208871/","tags":["exploit","Exploit","Third Party Advisory"]},{"url":"https://www.vulncheck.com/advisories/ilevia-eve-x1-x5-server-auth-bypass","tags":["third-party-advisory","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2025-34186"},{"url":"https://packetstorm.news/files/id/208871"},{"url":"https://www.ilevia.com"},{"url":"https://github.com/advisories/GHSA-5jjw-fvhq-mw36"}],"sources":{"cve":[{"id":"CVE-2025-34186","title":"Ilevia EVE X1/X5 Server 4.7.18.0.eden Authentication Bypass","description":"Ilevia EVE X1/X5 Server version ≤ 4.7.18.0.eden contains a vulnerability in its authentication mechanism. Unsanitized input is passed to a system() call for authentication, allowing attackers to inject special characters and manipulate command parsing. Because the binary interprets non-zero exit codes from system() as successful authentication, remote attackers can bypass authentication and gain full access to the system.","status":"published","published":"2025-09-16T19:45:01.996Z","modified":"2026-05-26T11:51:52.095Z","cvss":[{"version":"4.0","score":9.3,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N","level":"critical","assessor":"cna"}],"cwes":["CWE-287","CWE-78"],"updated_at":"2026-11-02T14:32:54.1527Z"}],"euvd":[{"id":"EUVD-2025-29645","description":"Ilevia EVE X1/X5 Server version ≤ 4.7.18.0.eden contains a vulnerability in its authentication mechanism. Unsanitized input is passed to a system() call for authentication, allowing attackers to inject special characters and manipulate command parsing. Because the binary interprets non-zero exit codes from system() as successful authentication, remote attackers can bypass authentication and gain full access to the system.","status":"published","published":"2025-09-16T19:45:01Z","modified":"2026-05-26T11:51:52Z","cvss":[{"version":"4.0","score":9.3,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N","level":"critical"}],"updated_at":"2026-11-02T18:21:07.775399Z"}],"ghsa":[{"id":"GHSA-5jjw-fvhq-mw36","title":"Ilevia EVE X1/X5 Server version ≤ 4.7.18.0.eden contains a vulnerability in its authentication...","description":"Ilevia EVE X1/X5 Server version ≤ 4.7.18.0.eden contains a vulnerability in its authentication mechanism. Unsanitized input is passed to a system() call for authentication, allowing attackers to inject special characters and manipulate command parsing. Due to the binary's interpretation of non-zero exit codes as successful authentication, remote attackers can bypass authentication and gain full access to the system.","status":"published","published":"2025-09-16T21:31:18Z","modified":"2025-09-24T18:30:24Z","cvss":[{"version":"4.0","score":9.3,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/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:X/V:X/RE:X/U:X","level":"critical"},{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"cwes":["CWE-78"],"updated_at":"2026-11-02T15:03:44.74353Z"}],"nvd":[{"id":"CVE-2025-34186","description":"Ilevia EVE X1/X5 Server version ≤ 4.7.18.0.eden contains a vulnerability in its authentication mechanism. Unsanitized input is passed to a system() call for authentication, allowing attackers to inject special characters and manipulate command parsing. Because the binary interprets non-zero exit codes from system() as successful authentication, remote attackers can bypass authentication and gain full access to the system.","status":"published","published":"2025-09-16T20:15:34.72Z","modified":"2026-06-17T09:13:36.793Z","cvss":[{"version":"4.0","score":9.3,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/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:X/V:X/RE:X/U:X","level":"critical","assessor":"secondary"},{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"primary"}],"cwes":["CWE-78","CWE-287"],"updated_at":"2026-11-02T14:11:29.650057Z"}]}}