{"id":"CVE-2020-7856","aliases":["EUVD-2020-28788","GHSA-w9pp-r77p-j4p3"],"status":"published","title":"A vulnerability of Helpcom could allow an unauthenticated attacker to execute arbitrary command....","description":"A vulnerability of Helpcom could allow an unauthenticated attacker to execute arbitrary command. This vulnerability exists due to insufficient authentication validation.","severity":{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-09","score":0.00885,"percentile":0.59493,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-287"],"published":"2021-04-20T12:02:43Z","modified":"2026-06-17T03:25:33Z","products":[{"vendor":"cnesty","product":"helpcom"}],"references":[{"url":"https://www.boho.or.kr/krcert/secNoticeView.do?bulletin_writing_sequence=36003","tags":["x_refsource_MISC","x_transferred","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2020-7856"},{"url":"https://github.com/advisories/GHSA-w9pp-r77p-j4p3"}],"sources":{"cve":[{"id":"CVE-2020-7856","description":"A vulnerability of Helpcom could allow an unauthenticated attacker to execute arbitrary command. This vulnerability exists due to insufficient authentication validation.","status":"published","published":"2021-04-20T12:02:43Z","modified":"2024-08-04T09:41:01.889Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high","assessor":"cna"}],"cwes":["CWE-287"],"updated_at":"2026-11-02T14:35:58.331892Z"}],"euvd":[{"id":"EUVD-2020-28788","description":"A vulnerability of Helpcom could allow an unauthenticated attacker to execute arbitrary command. This vulnerability exists due to insufficient authentication validation.","status":"published","published":"2021-04-20T12:02:43Z","modified":"2024-08-04T09:41:01Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-03T03:07:59.058668Z"}],"ghsa":[{"id":"GHSA-w9pp-r77p-j4p3","title":"A vulnerability of Helpcom could allow an unauthenticated attacker to execute arbitrary command....","description":"A vulnerability of Helpcom could allow an unauthenticated attacker to execute arbitrary command. This vulnerability exists due to insufficient authentication validation.","status":"published","published":"2022-05-24T17:47:54Z","modified":"2023-01-29T05:06:25Z","cwes":["CWE-287"],"updated_at":"2026-11-02T14:46:01.014857Z"}],"nvd":[{"id":"CVE-2020-7856","description":"A vulnerability of Helpcom could allow an unauthenticated attacker to execute arbitrary command. This vulnerability exists due to insufficient authentication validation.","status":"published","published":"2021-04-20T13:15:12.323Z","modified":"2026-06-17T03:25:33.443Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high","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"},{"version":"2.0","score":7.5,"vector":"AV:N/AC:L/Au:N/C:P/I:P/A:P","level":"high","assessor":"primary"}],"cwes":["CWE-287"],"updated_at":"2026-11-02T14:06:39.25999Z"}]}}