{"id":"CVE-2021-25378","aliases":["EUVD-2021-12274","GHSA-j677-7992-mrpc"],"status":"published","title":"Improper access control of certain port in SmartThings prior to version 1.7.63.6 allows remote...","description":"Improper access control of certain port in SmartThings prior to version 1.7.63.6 allows remote temporary denial of service.","severity":{"version":"3.1","score":4.3,"vector":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-11","score":0.01001,"percentile":0.6327,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-20"],"published":"2021-04-09T17:39:44Z","modified":"2026-06-17T03:41:58Z","products":[{"vendor":"samsung","product":"smartthings"},{"vendor":"samsung mobile","product":"smartthings"}],"references":[{"url":"https://security.samsungmobile.com/","tags":["x_refsource_CONFIRM","x_transferred","Vendor Advisory"]},{"url":"https://security.samsungmobile.com/serviceWeb.smsb","tags":["x_refsource_CONFIRM","x_transferred","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-25378"},{"url":"https://github.com/advisories/GHSA-j677-7992-mrpc"}],"sources":{"cve":[{"id":"CVE-2021-25378","description":"Improper access control of certain port in SmartThings prior to version 1.7.63.6 allows remote temporary denial of service.","status":"published","published":"2021-04-09T17:39:44Z","modified":"2024-08-03T20:03:05.621Z","cvss":[{"version":"3.1","score":4.3,"vector":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L","level":"medium","assessor":"cna"}],"cwes":["CWE-20"],"updated_at":"2026-11-02T14:32:59.430294Z"}],"euvd":[{"id":"EUVD-2021-12274","description":"Improper access control of certain port in SmartThings prior to version 1.7.63.6 allows remote temporary denial of service.","status":"published","published":"2021-04-09T17:39:44Z","modified":"2024-08-03T20:03:05Z","cvss":[{"version":"3.1","score":4.3,"vector":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L","level":"medium"}],"updated_at":"2026-11-03T03:24:53.302862Z"}],"ghsa":[{"id":"GHSA-j677-7992-mrpc","title":"Improper access control of certain port in SmartThings prior to version 1.7.63.6 allows remote...","description":"Improper access control of certain port in SmartThings prior to version 1.7.63.6 allows remote temporary denial of service.","status":"published","published":"2022-05-24T17:47:00Z","modified":"2023-02-01T05:05:06Z","cvss":[{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L","level":"medium"}],"updated_at":"2026-11-02T14:50:13.161108Z"}],"nvd":[{"id":"CVE-2021-25378","description":"Improper access control of certain port in SmartThings prior to version 1.7.63.6 allows remote temporary denial of service.","status":"published","published":"2021-04-09T18:15:15.38Z","modified":"2026-06-17T03:41:58.483Z","cvss":[{"version":"3.1","score":4.3,"vector":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L","level":"medium","assessor":"secondary"},{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L","level":"medium","assessor":"primary"},{"version":"2.0","score":5,"vector":"AV:N/AC:L/Au:N/C:N/I:N/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-20"],"updated_at":"2026-11-02T14:06:51.610648Z"}]}}