{"id":"CVE-2024-4009","aliases":["EUVD-2024-32575","GHSA-48fj-hh68-6w6q"],"status":"published","title":"Replay Attack in KNX Secure Devices","description":"Replay Attack\n\nin ABB, Busch-Jaeger, FTS Display (version 1.00) and BCU (version 1.3.0.33) allows attacker to capture/replay KNX telegram to local KNX Bus-System","severity":{"version":"4.0","score":7.3,"vector":"CVSS:4.0/AV:L/AC:L/AT:P/PR:N/UI:N/VC:L/VI:H/VA:H/SC:L/SI:H/SA:H/S:N/AU:N/V:D/RE:M/U:Green","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.00142,"percentile":0.03573,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-294"],"published":"2024-06-05T17:19:07Z","modified":"2026-06-17T08:00:55Z","products":[{"vendor":"abb","product":"2tma310010b0001_firmware"},{"vendor":"abb","product":"2tma310010b0003_firmware"},{"vendor":"abb","product":"2tma310011b0001_firmware"},{"vendor":"abb","product":"2tma310011b0002_firmware"},{"vendor":"abb","product":"2tma310011b0003_firmware"},{"vendor":"abb, busch-jaeger","product":"2,4'' display 70, sd-u12-70-1-4015"},{"vendor":"abb, busch-jaeger","product":"2,4'' display 70, sd/u12.70.11-4015"},{"vendor":"abb, busch-jaeger","product":"2.4! display 55, sd/sd/u12.55.1-825"},{"vendor":"abb, busch-jaeger","product":"2.4! display 55, sd/u12.55.11-825"},{"vendor":"abb, busch-jaeger","product":"2.4! display 63, sd/u12.63.11-825"},{"vendor":"abb, busch-jaeger","product":"bcu knx, ba-u1.0.1"},{"vendor":"abb, busch-jaeger","product":"bcu knx, ba-u1.0.11"},{"vendor":"abb, busch-jaeger","product":"bcu knx, ba-u1.0.21"},{"vendor":"abb, busch-jaeger","product":"roomtouch 4\", rt-u12-86-1-811"},{"vendor":"abb, busch-jaeger","product":"roomtouch 4\", rt/u12.86.1-825"},{"vendor":"abb, busch-jaeger","product":"roomtouch 4\", rt/u12.86.11-811"},{"vendor":"abb, busch-jaeger","product":"roomtouch 4\", rt/u12.86.11-825"}],"references":[{"url":"https://search.abb.com/library/Download.aspx?DocumentID=9AKK108464A0803\u0026LanguageCode=en\u0026DocumentPartId=\u0026Action=Launch","tags":["x_transferred","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2024-4009"},{"url":"https://github.com/advisories/GHSA-48fj-hh68-6w6q"}],"sources":{"cve":[{"id":"CVE-2024-4009","title":"Replay Attack in KNX Secure Devices","description":"Replay Attack\n\nin ABB, Busch-Jaeger, FTS Display (version 1.00) and BCU (version 1.3.0.33) allows attacker to capture/replay KNX telegram to local KNX Bus-System","status":"published","published":"2024-06-05T17:19:07.01Z","modified":"2025-03-27T20:31:09.386Z","cvss":[{"version":"4.0","score":7.3,"vector":"CVSS:4.0/AV:L/AC:L/AT:P/PR:N/UI:N/VC:L/VI:H/VA:H/SC:L/SI:H/SA:H/S:N/AU:N/V:D/RE:M/U:Green","level":"high","assessor":"cna"},{"version":"3.1","score":9.2,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:C/C:L/I:H/A:H","level":"critical","assessor":"cna"}],"cwes":["CWE-294"],"updated_at":"2026-11-02T14:34:17.150655Z"}],"euvd":[{"id":"EUVD-2024-32575","description":"Replay Attack\n\nin ABB, Busch-Jaeger, FTS Display (version 1.00) and BCU (version 1.3.0.33) allows attacker to capture/replay KNX telegram to local KNX Bus-System","status":"published","published":"2024-06-05T17:19:07Z","modified":"2025-03-27T20:31:09Z","cvss":[{"version":"4.0","score":7.3,"vector":"CVSS:4.0/AV:L/AC:L/AT:P/PR:N/UI:N/VC:L/VI:H/VA:H/SC:L/SI:H/SA:H/S:N/AU:N/V:D/RE:M/U:Green","level":"high"}],"updated_at":"2026-11-02T20:52:48.662755Z"}],"ghsa":[{"id":"GHSA-48fj-hh68-6w6q","title":"Replay Attack\n\nin ABB, Busch-Jaeger, FTS Display (version 1.00) and BCU (version 1.3.0.33) allows...","description":"Replay Attack\n\nin ABB, Busch-Jaeger, FTS Display (version 1.00) and BCU (version 1.3.0.33) allows attacker to capture/replay KNX telegram to local KNX Bus-System","status":"published","published":"2024-06-05T18:30:36Z","modified":"2025-03-27T21:32:22Z","cvss":[{"version":"4.0","score":7.3,"vector":"CVSS:4.0/AV:L/AC:L/AT:P/PR:N/UI:N/VC:L/VI:H/VA:H/SC:L/SI:H/SA:H/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:N/AU:N/R:X/V:D/RE:M/U:Green","level":"high"},{"version":"3.1","score":9.2,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:C/C:L/I:H/A:H","level":"critical"}],"cwes":["CWE-294"],"updated_at":"2026-11-02T15:00:30.356167Z"}],"nvd":[{"id":"CVE-2024-4009","description":"Replay Attack\n\nin ABB, Busch-Jaeger, FTS Display (version 1.00) and BCU (version 1.3.0.33) allows attacker to capture/replay KNX telegram to local KNX Bus-System","status":"published","published":"2024-06-05T18:15:11.42Z","modified":"2026-06-17T08:00:55.953Z","cvss":[{"version":"4.0","score":7.3,"vector":"CVSS:4.0/AV:L/AC:L/AT:P/PR:N/UI:N/VC:L/VI:H/VA:H/SC:L/SI:H/SA:H/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:N/AU:N/R:X/V:D/RE:M/U:Green","level":"high","assessor":"secondary"},{"version":"3.1","score":9.2,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:C/C:L/I:H/A:H","level":"critical","assessor":"secondary"},{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"primary"}],"cwes":["CWE-294"],"updated_at":"2026-11-02T14:10:03.465199Z"}]}}