{"id":"CVE-2021-41290","aliases":["EUVD-2021-28320","GHSA-fgx6-cf44-r3h2"],"status":"published","title":"ECOA BAS controller - Path Traversal-1","description":"ECOA BAS controller suffers from an arbitrary file write and path traversal vulnerability. Using the POST parameters, unauthenticated attackers can remotely set arbitrary values for location and content type and gain the possibility to execute arbitrary code on the affected device.","severity":{"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":"cna","from":"cve"},"epss":{"day":"2026-11-11","score":0.02322,"percentile":0.83692,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-22","CWE-434"],"published":"2021-09-30T10:40:49Z","modified":"2026-06-17T04:08:14Z","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-132-5126-ca315-1.html","tags":["x_refsource_MISC","x_transferred","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-41290"},{"url":"https://github.com/advisories/GHSA-fgx6-cf44-r3h2"}],"sources":{"cve":[{"id":"CVE-2021-41290","title":"ECOA BAS controller - Path Traversal-1","description":"ECOA BAS controller suffers from an arbitrary file write and path traversal vulnerability. Using the POST parameters, unauthenticated attackers can remotely set arbitrary values for location and content type and gain the possibility to execute arbitrary code on the affected device.","status":"published","published":"2021-09-30T10:40:49.516Z","modified":"2024-09-16T22:25:25.496Z","cvss":[{"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":"cna"}],"cwes":["CWE-434"],"updated_at":"2026-11-02T14:32:59.105382Z"}],"euvd":[{"id":"EUVD-2021-28320","description":"ECOA BAS controller suffers from an arbitrary file write and path traversal vulnerability. Using the POST parameters, unauthenticated attackers can remotely set arbitrary values for location and content type and gain the possibility to execute arbitrary code on the affected device.","status":"published","published":"2021-09-30T10:40:49Z","modified":"2024-09-16T22:25:25Z","cvss":[{"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"}],"updated_at":"2026-11-03T00:55:02.946444Z"}],"ghsa":[{"id":"GHSA-fgx6-cf44-r3h2","title":"ECOA BAS controller suffers from an arbitrary file write and path traversal vulnerability. Using...","description":"ECOA BAS controller suffers from an arbitrary file write and path traversal vulnerability. Using the POST parameters, unauthenticated attackers can remotely set arbitrary values for location and content type and gain the possibility to execute arbitrary code on the affected device.","status":"published","published":"2022-05-24T19:16:14Z","modified":"2023-02-02T05:08:43Z","cvss":[{"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-22","CWE-434"],"updated_at":"2026-11-02T14:52:45.777625Z"}],"nvd":[{"id":"CVE-2021-41290","description":"ECOA BAS controller suffers from an arbitrary file write and path traversal vulnerability. Using the POST parameters, unauthenticated attackers can remotely set arbitrary values for location and content type and gain the possibility to execute arbitrary code on the affected device.","status":"published","published":"2021-09-30T11:15:07.357Z","modified":"2026-06-17T04:08:14.86Z","cvss":[{"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":"secondary"},{"version":"2.0","score":10,"vector":"AV:N/AC:L/Au:N/C:C/I:C/A:C","level":"high","assessor":"primary"}],"cwes":["CWE-434","CWE-22"],"updated_at":"2026-11-02T14:06:59.314106Z"}]}}