{"id":"CVE-2021-41294","aliases":["EUVD-2021-28324","GHSA-hj73-xx75-phmm"],"status":"published","title":"ECOA BAS controller - Path Traversal-4","description":"ECOA BAS controller suffers from a path traversal vulnerability, causing arbitrary files deletion. Using the specific GET parameter, unauthenticated attackers can remotely delete arbitrary files on the affected device and cause denial of service scenario.","severity":{"version":"3.1","score":9.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H","level":"critical","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-12","score":0.01185,"percentile":0.68242,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-22"],"published":"2021-09-30T10:40:55Z","modified":"2026-06-17T04:08:15Z","products":[{"vendor":"ecoa","product":"ecs router controller ecs (flash)"},{"vendor":"ecoa","product":"ecs_router_controller-ecs_firmware"},{"vendor":"ecoa","product":"graphic control software"},{"vendor":"ecoa","product":"riskbuster system rb 3.0.0"},{"vendor":"ecoa","product":"riskbuster system trane 1.0"},{"vendor":"ecoa","product":"riskbuster terminator e6l45"},{"vendor":"ecoa","product":"riskbuster_firmware"},{"vendor":"ecoa","product":"riskterminator"},{"vendor":"ecoa","product":"smarthome ii e9246"}],"references":[{"url":"https://www.twcert.org.tw/tw/cp-132-5130-7de92-1.html","tags":["x_refsource_MISC","x_transferred","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-41294"},{"url":"https://github.com/advisories/GHSA-hj73-xx75-phmm"}],"sources":{"cve":[{"id":"CVE-2021-41294","title":"ECOA BAS controller - Path Traversal-4","description":"ECOA BAS controller suffers from a path traversal vulnerability, causing arbitrary files deletion. Using the specific GET parameter, unauthenticated attackers can remotely delete arbitrary files on the affected device and cause denial of service scenario.","status":"published","published":"2021-09-30T10:40:55.828Z","modified":"2024-09-17T03:53:41.84Z","cvss":[{"version":"3.1","score":9.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H","level":"critical","assessor":"cna"}],"cwes":["CWE-22"],"updated_at":"2026-11-02T14:32:59.430294Z"}],"euvd":[{"id":"EUVD-2021-28324","description":"ECOA BAS controller suffers from a path traversal vulnerability, causing arbitrary files deletion. Using the specific GET parameter, unauthenticated attackers can remotely delete arbitrary files on the affected device and cause denial of service scenario.","status":"published","published":"2021-09-30T10:40:55Z","modified":"2024-09-17T03:53:41Z","cvss":[{"version":"3.1","score":9.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H","level":"critical"}],"updated_at":"2026-11-03T00:28:28.016201Z"}],"ghsa":[{"id":"GHSA-hj73-xx75-phmm","title":"ECOA BAS controller suffers from a path traversal vulnerability, causing arbitrary files deletion...","description":"ECOA BAS controller suffers from a path traversal vulnerability, causing arbitrary files deletion. Using the specific GET parameter, unauthenticated attackers can remotely delete arbitrary files on the affected device and cause denial of service scenario.","status":"published","published":"2022-05-24T19:16:13Z","modified":"2023-01-30T05:02:30Z","cwes":["CWE-22"],"updated_at":"2026-11-02T14:46:39.405598Z"}],"nvd":[{"id":"CVE-2021-41294","description":"ECOA BAS controller suffers from a path traversal vulnerability, causing arbitrary files deletion. Using the specific GET parameter, unauthenticated attackers can remotely delete arbitrary files on the affected device and cause denial of service scenario.","status":"published","published":"2021-09-30T11:15:07.6Z","modified":"2026-06-17T04:08:15.36Z","cvss":[{"version":"3.1","score":9.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H","level":"critical","assessor":"secondary"},{"version":"3.1","score":9.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H","level":"critical","assessor":"primary"},{"version":"2.0","score":6.4,"vector":"AV:N/AC:L/Au:N/C:N/I:P/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-22"],"updated_at":"2026-11-02T14:06:59.314106Z"}]}}