{"id":"CVE-2024-43685","aliases":["EUVD-2024-40421","GHSA-mwp3-45p3-xq9x"],"status":"published","title":"Session token fixation in TimeProvider 4100","description":"Improper Authentication vulnerability in Microchip TimeProvider 4100 (login modules) allows Session Hijacking.This issue affects TimeProvider 4100: from 1.0 before 2.4.7.","severity":{"version":"4.0","score":8.7,"vector":"CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:P/VC:H/VI:H/VA:H/SC:N/SI:N/SA:H/R:U/V:C/RE:M/U:Amber","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-11","score":0.0044,"percentile":0.38722,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-287","CWE-613"],"published":"2024-10-04T19:48:53Z","modified":"2026-06-17T07:51:31Z","products":[{"vendor":"microchip","product":"timeprovider 4100"},{"vendor":"microchip","product":"timeprovider_4100_firmware"}],"references":[{"url":"https://www.microchip.com/en-us/solutions/technologies/embedded-security/how-to-report-potential-product-security-vulnerabilities/timeprovider-4100-grandmaster-session-token-fixation","tags":["vendor-advisory","Vendor Advisory"]},{"url":"https://www.gruppotim.it/it/footer/red-team.html","tags":["third-party-advisory","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2024-43685"},{"url":"https://github.com/advisories/GHSA-mwp3-45p3-xq9x"}],"sources":{"cve":[{"id":"CVE-2024-43685","title":"Session token fixation in TimeProvider 4100","description":"Improper Authentication vulnerability in Microchip TimeProvider 4100 (login modules) allows Session Hijacking.This issue affects TimeProvider 4100: from 1.0 before 2.4.7.","status":"published","published":"2024-10-04T19:48:53.595Z","modified":"2025-08-29T20:21:47.659Z","cvss":[{"version":"4.0","score":8.7,"vector":"CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:P/VC:H/VI:H/VA:H/SC:N/SI:N/SA:H/R:U/V:C/RE:M/U:Amber","level":"high","assessor":"cna"}],"cwes":["CWE-613"],"updated_at":"2026-11-02T14:33:58.357949Z"}],"euvd":[{"id":"EUVD-2024-40421","description":"Improper Authentication vulnerability in Microchip TimeProvider 4100 (login modules) allows Session Hijacking.This issue affects TimeProvider 4100: from 1.0 before 2.4.7.","status":"published","published":"2024-10-04T19:48:53Z","modified":"2025-08-29T20:21:47Z","cvss":[{"version":"4.0","score":8.7,"vector":"CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:P/VC:H/VI:H/VA:H/SC:N/SI:N/SA:H/R:U/V:C/RE:M/U:Amber","level":"high"}],"updated_at":"2026-11-02T20:31:49.168932Z"}],"ghsa":[{"id":"GHSA-mwp3-45p3-xq9x","title":"Improper Authentication vulnerability in Microchip TimeProvider 4100 (login modules) allows...","description":"Improper Authentication vulnerability in Microchip TimeProvider 4100 (login modules) allows Session Hijacking.This issue affects TimeProvider 4100: from 1.0 before 2.4.7.","status":"published","published":"2024-10-04T21:31:29Z","modified":"2025-08-29T21:32:02Z","cvss":[{"version":"4.0","score":8.7,"vector":"CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:P/VC:H/VI:H/VA:H/SC:N/SI:N/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:X/AU:X/R:U/V:C/RE:M/U:Amber","level":"high"},{"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"}],"cwes":["CWE-287","CWE-613"],"updated_at":"2026-11-02T15:03:27.857466Z"}],"nvd":[{"id":"CVE-2024-43685","description":"Improper Authentication vulnerability in Microchip TimeProvider 4100 (login modules) allows Session Hijacking.This issue affects TimeProvider 4100: from 1.0 before 2.4.7.","status":"published","published":"2024-10-04T20:15:06.83Z","modified":"2026-06-17T07:51:31.967Z","cvss":[{"version":"4.0","score":8.7,"vector":"CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:P/VC:H/VI:H/VA:H/SC:N/SI:N/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:X/AU:X/R:U/V:C/RE:M/U:Amber","level":"high","assessor":"secondary"},{"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"}],"cwes":["CWE-613"],"updated_at":"2026-11-02T14:10:30.673028Z"}]}}