{"id":"CVE-2024-32752","aliases":["EUVD-2024-30539","GHSA-j85x-732x-xq8q"],"status":"published","title":"Johnson Controls Software House iSTAR Configuration Utility (ICU) Tool","description":"The iSTAR door controllers running firmware prior to version 6.6.B, does not support authenticated\ncommunications with ICU, which may allow an attacker to gain unauthorized access","severity":{"version":"4.0","score":8.8,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:H/VA:H/SC:N/SI:N/SA:N","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-11","score":0.00586,"percentile":0.48464,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-306"],"published":"2024-06-06T20:49:53Z","modified":"2026-06-17T07:30:21Z","products":[{"vendor":"johnson controls","product":"istar configuration utility (icu)"},{"vendor":"johnson controls","product":"istar pro, edge and ex"},{"vendor":"johnson controls","product":"istar ultra and ultra lt"},{"vendor":"johnson controls","product":"software house istar pro, icu"},{"vendor":"johnsoncontrols","product":"icu"},{"vendor":"johnsoncontrols","product":"software_house_istar_pro_door_controller"}],"references":[{"url":"https://www.johnsoncontrols.com/trust-center/cybersecurity/security-advisories"},{"url":"https://www.cisa.gov/news-events/ics-advisories/icsa-24-158-04","tags":["x_transferred"]},{"url":"https://www.johnsoncontrols.com/-/media/jci/cyber-solutions/product-security-advisories/2024/jci-psa-2024-06.pdf","tags":["x_transferred"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2024-32752"},{"url":"https://github.com/advisories/GHSA-j85x-732x-xq8q"}],"sources":{"cve":[{"id":"CVE-2024-32752","title":"Johnson Controls Software House iSTAR Configuration Utility (ICU) Tool","description":"The iSTAR door controllers running firmware prior to version 6.6.B, does not support authenticated\ncommunications with ICU, which may allow an attacker to gain unauthorized access","status":"published","published":"2024-06-06T20:49:53.476Z","modified":"2025-04-24T20:05:35.35Z","cvss":[{"version":"4.0","score":8.8,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:H/VA:H/SC:N/SI:N/SA:N","level":"high","assessor":"cna"},{"version":"3.1","score":9.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H","level":"critical","assessor":"adp"}],"cwes":["CWE-306"],"updated_at":"2026-11-02T14:34:15.662528Z"}],"euvd":[{"id":"EUVD-2024-30539","description":"The iSTAR door controllers running firmware prior to version 6.6.B, does not support authenticated\ncommunications with ICU, which may allow an attacker to gain unauthorized access","status":"published","published":"2024-06-06T20:49:53Z","modified":"2025-04-24T20:05:35Z","cvss":[{"version":"4.0","score":8.8,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:H/VA:H/SC:N/SI:N/SA:N","level":"high"}],"updated_at":"2026-11-02T20:52:03.523577Z"}],"ghsa":[{"id":"GHSA-j85x-732x-xq8q","title":"Under certain circumstances communications between the ICU tool and an iSTAR Pro door controller...","description":"Under certain circumstances communications between the ICU tool and an iSTAR Pro door controller is susceptible to Machine-in-the-Middle attacks which could impact door control and configuration.","status":"published","published":"2024-06-06T21:30:38Z","modified":"2025-04-24T21:32:50Z","cvss":[{"version":"4.0","score":8.8,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:H/VA:H/SC:N/SI:N/SA:N/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:X/AU:X/R:X/V:X/RE:X/U:X","level":"high"},{"version":"3.1","score":9.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H","level":"critical"}],"cwes":["CWE-306"],"updated_at":"2026-11-02T15:02:01.717603Z"}],"nvd":[{"id":"CVE-2024-32752","description":"The iSTAR door controllers running firmware prior to version 6.6.B, does not support authenticated\ncommunications with ICU, which may allow an attacker to gain unauthorized access","status":"published","published":"2024-06-06T21:15:48.523Z","modified":"2026-06-17T07:30:21.93Z","cvss":[{"version":"4.0","score":8.8,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:H/VA:H/SC:N/SI:N/SA:N/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:X/AU:X/R:X/V:X/RE:X/U:X","level":"high","assessor":"secondary"},{"version":"3.1","score":9.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H","level":"critical","assessor":"secondary"}],"cwes":["CWE-306"],"updated_at":"2026-11-02T14:10:04.111836Z"}]}}