{"id":"CVE-2024-39601","aliases":["EUVD-2024-38121","GHSA-6v56-9m73-2rm4"],"status":"published","title":"A vulnerability has been identified in CPCI85 Central Processing/Communication (All versions \u003c V5...","description":"A vulnerability has been identified in CPCI85 Central Processing/Communication (All versions \u003c V5.40), SICORE Base system (All versions \u003c V1.4.0). Affected devices allow a remote authenticated user or an unauthenticated user with physical access to downgrade the firmware of the device. This could allow an attacker to downgrade the device to older versions with known vulnerabilities.","severity":{"version":"4.0","score":7.1,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.00524,"percentile":0.44754,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-306"],"published":"2024-07-22T13:54:50Z","modified":"2026-06-17T07:42:18Z","products":[{"vendor":"siemens","product":"cpci85 central processing/communication"},{"vendor":"siemens","product":"sicore base system"}],"references":[{"url":"https://cert-portal.siemens.com/productcert/html/ssa-071402.html","tags":["x_transferred"]},{"url":"http://seclists.org/fulldisclosure/2025/Feb/19"},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2024-39601"},{"url":"https://github.com/advisories/GHSA-6v56-9m73-2rm4"}],"sources":{"cve":[{"id":"CVE-2024-39601","description":"A vulnerability has been identified in CPCI85 Central Processing/Communication (All versions \u003c V5.40), SICORE Base system (All versions \u003c V1.4.0). Affected devices allow a remote authenticated user or an unauthenticated user with physical access to downgrade the firmware of the device. This could allow an attacker to downgrade the device to older versions with known vulnerabilities.","status":"published","published":"2024-07-22T13:54:50.768Z","modified":"2025-11-03T20:38:20.135Z","cvss":[{"version":"4.0","score":7.1,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N","level":"high","assessor":"cna"},{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N","level":"medium","assessor":"cna"}],"cwes":["CWE-306"],"updated_at":"2026-11-02T14:34:19.28149Z"}],"euvd":[{"id":"EUVD-2024-38121","description":"A vulnerability has been identified in CPCI85 Central Processing/Communication (All versions \u003c V5.40), SICORE Base system (All versions \u003c V1.4.0). Affected devices allow a remote authenticated user or an unauthenticated user with physical access to downgrade the firmware of the device. This could allow an attacker to downgrade the device to older versions with known vulnerabilities.","status":"published","published":"2024-07-22T13:54:50Z","modified":"2025-11-03T20:38:20Z","cvss":[{"version":"4.0","score":7.1,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N","level":"high"}],"updated_at":"2026-11-02T19:49:32.126029Z"}],"ghsa":[{"id":"GHSA-6v56-9m73-2rm4","title":"A vulnerability has been identified in CPCI85 Central Processing/Communication (All versions \u003c V5...","description":"A vulnerability has been identified in CPCI85 Central Processing/Communication (All versions \u003c V5.40), SICORE Base system (All versions \u003c V1.4.0). Affected devices allow a remote authenticated user or an unauthenticated user with physical access to downgrade the firmware of the device. This could allow an attacker to downgrade the device to older versions with known vulnerabilities.","status":"published","published":"2024-07-22T15:32:40Z","modified":"2025-11-03T21:31:11Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N","level":"medium"},{"version":"4.0","score":7.1,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:H/VA:N/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"}],"cwes":["CWE-306"],"updated_at":"2026-11-02T15:04:18.722049Z"}],"nvd":[{"id":"CVE-2024-39601","description":"A vulnerability has been identified in CPCI85 Central Processing/Communication (All versions \u003c V5.40), SICORE Base system (All versions \u003c V1.4.0). Affected devices allow a remote authenticated user or an unauthenticated user with physical access to downgrade the firmware of the device. This could allow an attacker to downgrade the device to older versions with known vulnerabilities.","status":"published","published":"2024-07-22T14:15:06.107Z","modified":"2026-06-17T07:42:18.6Z","cvss":[{"version":"4.0","score":7.1,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:H/VA:N/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":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N","level":"medium","assessor":"secondary"}],"cwes":["CWE-306"],"updated_at":"2026-11-02T14:10:13.413515Z"}]}}