{"id":"CVE-2020-28221","aliases":["EUVD-2020-20705","GHSA-rv39-23hm-r9j8"],"status":"published","title":"A CWE-20: Improper Input Validation vulnerability exists in EcoStruxure™ Operator Terminal Expert...","description":"A CWE-20: Improper Input Validation vulnerability exists in EcoStruxure™ Operator Terminal Expert and Pro-face BLUE (version details in the notification) that could cause arbitrary code execution when the Ethernet Download feature is enable on the HMI.","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":"primary","from":"nvd"},"epss":{"day":"2026-11-10","score":0.02139,"percentile":0.82182,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-20"],"published":"2021-01-25T17:08:37Z","modified":"2026-06-17T03:10:13Z","products":[{"vendor":"schneider-electric","product":"ecostruxure_operator_terminal_expert"},{"vendor":"schneider-electric","product":"pro-face_blue"}],"references":[{"url":"https://www.se.com/ww/en/download/document/SEVD-2021-012-01/","tags":["x_refsource_MISC","x_transferred","Patch","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2020-28221"},{"url":"https://github.com/advisories/GHSA-rv39-23hm-r9j8"}],"sources":{"cve":[{"id":"CVE-2020-28221","description":"A CWE-20: Improper Input Validation vulnerability exists in EcoStruxure™ Operator Terminal Expert and Pro-face BLUE (version details in the notification) that could cause arbitrary code execution when the Ethernet Download feature is enable on the HMI.","status":"published","published":"2021-01-25T17:08:37Z","modified":"2024-08-04T16:33:58.933Z","cwes":["CWE-20"],"updated_at":"2026-11-02T14:35:57.352161Z"}],"euvd":[{"id":"EUVD-2020-20705","description":"A CWE-20: Improper Input Validation vulnerability exists in EcoStruxure™ Operator Terminal Expert and Pro-face BLUE (version details in the notification) that could cause arbitrary code execution when the Ethernet Download feature is enable on the HMI.","status":"published","published":"2021-01-25T17:08:37Z","modified":"2024-08-04T16:33:58Z","updated_at":"2026-11-03T03:07:10.123634Z"}],"ghsa":[{"id":"GHSA-rv39-23hm-r9j8","title":"A CWE-20: Improper Input Validation vulnerability exists in EcoStruxure™ Operator Terminal Expert...","description":"A CWE-20: Improper Input Validation vulnerability exists in EcoStruxure™ Operator Terminal Expert and Pro-face BLUE (version details in the notification) that could cause arbitrary code execution when the Ethernet Download feature is enable on the HMI.","status":"published","published":"2022-05-24T22:28:57Z","modified":"2023-01-30T05:06:08Z","cwes":["CWE-20"],"updated_at":"2026-11-02T14:47:25.8676Z"}],"nvd":[{"id":"CVE-2020-28221","description":"A CWE-20: Improper Input Validation vulnerability exists in EcoStruxure™ Operator Terminal Expert and Pro-face BLUE (version details in the notification) that could cause arbitrary code execution when the Ethernet Download feature is enable on the HMI.","status":"published","published":"2021-01-26T18:15:47.6Z","modified":"2026-06-17T03:10:13.747Z","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":"primary"},{"version":"2.0","score":9.3,"vector":"AV:N/AC:M/Au:N/C:C/I:C/A:C","level":"high","assessor":"primary"}],"cwes":["CWE-20"],"updated_at":"2026-11-02T14:06:30.596418Z"}]}}