{"id":"CVE-2025-52551","aliases":["EUVD-2025-26381"],"status":"published","title":"Proprietary protocol allows for unauthenticated file operations","description":"E2 Facility Management Systems use a proprietary protocol that allows for unauthenticated file operations on any file in the file 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:L/SA:L","level":"critical","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-12","score":0.00347,"percentile":0.28696,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-306"],"published":"2025-09-02T11:30:14Z","modified":"2026-06-17T09:36:39Z","products":[{"vendor":"copeland lp","product":"e2 facility management system"}],"references":[{"url":"https://www.armis.com/research/frostbyte10/"}],"sources":{"cve":[{"id":"CVE-2025-52551","title":"Proprietary protocol allows for unauthenticated file operations","description":"E2 Facility Management Systems use a proprietary protocol that allows for unauthenticated file operations on any file in the file system.","status":"published","published":"2025-09-02T11:30:14.832Z","modified":"2025-09-02T13:33:54.672Z","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:L/SA:L","level":"critical","assessor":"cna"}],"cwes":["CWE-306"],"updated_at":"2026-11-02T14:32:31.309974Z"}],"euvd":[{"id":"EUVD-2025-26381","description":"E2 Facility Management Systems use a proprietary protocol that allows for unauthenticated file operations on any file in the file system.","status":"published","published":"2025-09-02T11:30:14Z","modified":"2025-09-02T13:33:54Z","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:L/SA:L","level":"critical"}],"updated_at":"2026-11-02T20:31:48.787221Z"}],"nvd":[{"id":"CVE-2025-52551","description":"E2 Facility Management Systems use a proprietary protocol that allows for unauthenticated file operations on any file in the file system.","status":"published","published":"2025-09-02T12:15:37.927Z","modified":"2026-06-17T09:36:39.61Z","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:L/SA:L/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"}],"cwes":["CWE-306"],"updated_at":"2026-11-02T14:11:26.200344Z"}]}}