{"id":"CVE-2022-40227","aliases":["EUVD-2022-43525","GHSA-3w5w-5g86-h65c"],"status":"published","title":"A vulnerability has been identified in SIMATIC HMI Comfort Panels (incl. SIPLUS variants) (All...","description":"A vulnerability has been identified in SIMATIC HMI Comfort Panels (incl. SIPLUS variants) (All versions \u003c V17 Update 4), SIMATIC HMI KTP Mobile Panels (All versions \u003c V17 Update 4), SIMATIC HMI KTP1200 Basic (All versions \u003c V17 Update 5), SIMATIC HMI KTP400 Basic (All versions \u003c V17 Update 5), SIMATIC HMI KTP700 Basic (All versions \u003c V17 Update 5), SIMATIC HMI KTP900 Basic (All versions \u003c V17 Update 5), SIPLUS HMI KTP1200 BASIC (All versions \u003c V17 Update 5), SIPLUS HMI KTP400 BASIC (All versions \u003c V17 Update 5), SIPLUS HMI KTP700 BASIC (All versions \u003c V17 Update 5), SIPLUS HMI KTP900 BASIC (All versions \u003c V17 Update 5). Affected devices do not properly validate input sent to certain services over TCP. This could allow an unauthenticated remote attacker to cause a permanent denial of service condition (requiring a device reboot) by sending specially crafted TCP packets.","severity":{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-10","score":0.00915,"percentile":0.6047,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-20"],"published":"2022-10-11T00:00:00Z","modified":"2026-06-17T05:01:09Z","products":[{"vendor":"siemens","product":"simatic hmi comfort panels (incl. siplus variants)"},{"vendor":"siemens","product":"simatic hmi ktp mobile panels"},{"vendor":"siemens","product":"simatic hmi ktp1200 basic"},{"vendor":"siemens","product":"simatic hmi ktp400 basic"},{"vendor":"siemens","product":"simatic hmi ktp700 basic"},{"vendor":"siemens","product":"simatic hmi ktp900 basic"},{"vendor":"siemens","product":"simatic_hmi_comfort_panels_firmware"},{"vendor":"siemens","product":"simatic_hmi_ktp1200_basic_firmware"},{"vendor":"siemens","product":"simatic_hmi_ktp400_basic_firmware"},{"vendor":"siemens","product":"simatic_hmi_ktp700_basic_firmware"},{"vendor":"siemens","product":"simatic_hmi_ktp900_basic_firmware"},{"vendor":"siemens","product":"simatic_hmi_ktp_mobile_panels_firmware"},{"vendor":"siemens","product":"siplus hmi ktp1200 basic"},{"vendor":"siemens","product":"siplus hmi ktp400 basic"},{"vendor":"siemens","product":"siplus hmi ktp700 basic"},{"vendor":"siemens","product":"siplus hmi ktp900 basic"},{"vendor":"siemens","product":"siplus_hmi_ktp1200_basic_firmware"},{"vendor":"siemens","product":"siplus_hmi_ktp400_basic_firmware"},{"vendor":"siemens","product":"siplus_hmi_ktp700_basic_firmware"},{"vendor":"siemens","product":"siplus_hmi_ktp900_basic_firmware"}],"references":[{"url":"https://cert-portal.siemens.com/productcert/pdf/ssa-384224.pdf","tags":["x_transferred","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2022-40227"},{"url":"https://github.com/advisories/GHSA-3w5w-5g86-h65c"}],"sources":{"cve":[{"id":"CVE-2022-40227","description":"A vulnerability has been identified in SIMATIC HMI Comfort Panels (incl. SIPLUS variants) (All versions \u003c V17 Update 4), SIMATIC HMI KTP Mobile Panels (All versions \u003c V17 Update 4), SIMATIC HMI KTP1200 Basic (All versions \u003c V17 Update 5), SIMATIC HMI KTP400 Basic (All versions \u003c V17 Update 5), SIMATIC HMI KTP700 Basic (All versions \u003c V17 Update 5), SIMATIC HMI KTP900 Basic (All versions \u003c V17 Update 5), SIPLUS HMI KTP1200 BASIC (All versions \u003c V17 Update 5), SIPLUS HMI KTP400 BASIC (All versions \u003c V17 Update 5), SIPLUS HMI KTP700 BASIC (All versions \u003c V17 Update 5), SIPLUS HMI KTP900 BASIC (All versions \u003c V17 Update 5). Affected devices do not properly validate input sent to certain services over TCP. This could allow an unauthenticated remote attacker to cause a permanent denial of service condition (requiring a device reboot) by sending specially crafted TCP packets.","status":"published","published":"2022-10-11T00:00:00Z","modified":"2026-06-02T18:51:38.985Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"adp"}],"cwes":["CWE-20"],"updated_at":"2026-11-02T14:34:30.842561Z"}],"euvd":[{"id":"EUVD-2022-43525","description":"A vulnerability has been identified in SIMATIC HMI Comfort Panels (incl. SIPLUS variants) (All versions \u003c V17 Update 4), SIMATIC HMI KTP Mobile Panels (All versions \u003c V17 Update 4), SIMATIC HMI KTP1200 Basic (All versions \u003c V17 Update 5), SIMATIC HMI KTP400 Basic (All versions \u003c V17 Update 5), SIMATIC HMI KTP700 Basic (All versions \u003c V17 Update 5), SIMATIC HMI KTP900 Basic (All versions \u003c V17 Update 5), SIPLUS HMI KTP1200 BASIC (All versions \u003c V17 Update 5), SIPLUS HMI KTP400 BASIC (All versions \u003c V17 Update 5), SIPLUS HMI KTP700 BASIC (All versions \u003c V17 Update 5), SIPLUS HMI KTP900 BASIC (All versions \u003c V17 Update 5). Affected devices do not properly validate input sent to certain services over TCP. This could allow an unauthenticated remote attacker to cause a permanent denial of service condition (requiring a device reboot) by sending specially crafted TCP packets.","status":"published","published":"2022-10-11T00:00:00Z","modified":"2026-06-02T18:51:38Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"updated_at":"2026-11-02T18:20:55.651138Z"}],"ghsa":[{"id":"GHSA-3w5w-5g86-h65c","title":"A vulnerability has been identified in SIMATIC HMI Comfort Panels (incl. SIPLUS variants) (All...","description":"A vulnerability has been identified in SIMATIC HMI Comfort Panels (incl. SIPLUS variants) (All versions \u003c V17 Update 4), SIMATIC HMI KTP Mobile Panels (All versions \u003c V17 Update 4), SIMATIC HMI KTP1200 Basic (All versions \u003c V17 Update 5), SIMATIC HMI KTP400 Basic (All versions \u003c V17 Update 5), SIMATIC HMI KTP700 Basic (All versions \u003c V17 Update 5), SIMATIC HMI KTP900 Basic (All versions \u003c V17 Update 5), SIPLUS HMI KTP1200 BASIC (All versions \u003c V17 Update 5), SIPLUS HMI KTP400 BASIC (All versions \u003c V17 Update 5), SIPLUS HMI KTP700 BASIC (All versions \u003c V17 Update 5), SIPLUS HMI KTP900 BASIC (All versions \u003c V17 Update 5). Affected devices do not properly validate input sent to certain services over TCP. This could allow an unauthenticated remote attacker to cause a permanent denial of service condition (requiring a device reboot) by sending specially crafted TCP packets.","status":"published","published":"2022-10-11T12:00:44Z","modified":"2023-01-28T05:04:55Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"cwes":["CWE-20"],"updated_at":"2026-11-02T14:44:16.563052Z"}],"nvd":[{"id":"CVE-2022-40227","description":"A vulnerability has been identified in SIMATIC HMI Comfort Panels (incl. SIPLUS variants) (All versions \u003c V17 Update 4), SIMATIC HMI KTP Mobile Panels (All versions \u003c V17 Update 4), SIMATIC HMI KTP1200 Basic (All versions \u003c V17 Update 5), SIMATIC HMI KTP400 Basic (All versions \u003c V17 Update 5), SIMATIC HMI KTP700 Basic (All versions \u003c V17 Update 5), SIMATIC HMI KTP900 Basic (All versions \u003c V17 Update 5), SIPLUS HMI KTP1200 BASIC (All versions \u003c V17 Update 5), SIPLUS HMI KTP400 BASIC (All versions \u003c V17 Update 5), SIPLUS HMI KTP700 BASIC (All versions \u003c V17 Update 5), SIPLUS HMI KTP900 BASIC (All versions \u003c V17 Update 5). Affected devices do not properly validate input sent to certain services over TCP. This could allow an unauthenticated remote attacker to cause a permanent denial of service condition (requiring a device reboot) by sending specially crafted TCP packets.","status":"published","published":"2022-10-11T11:15:10.94Z","modified":"2026-06-17T05:01:09.06Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"primary"},{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"secondary"}],"cwes":["CWE-20"],"updated_at":"2026-11-02T14:07:29.026521Z"}]}}