{"id":"CVE-2020-12326","aliases":["EUVD-2020-4638","GHSA-3cfj-8mxg-4897"],"status":"published","title":"Improper initialization in some Intel(R) Thunderbolt(TM) DCH drivers for Windows* before version...","description":"Improper initialization in some Intel(R) Thunderbolt(TM) DCH drivers for Windows* before version 72 may allow an authenticated user to potentially enable information disclosure via local access.","severity":{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-11","score":0.00307,"percentile":0.23831,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-665"],"published":"2020-11-12T18:24:25Z","modified":"2026-06-17T02:51:38Z","products":[{"vendor":"intel","product":"thunderbolt_dch_driver"}],"references":[{"url":"https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00422","tags":["x_refsource_MISC","x_transferred","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2020-12326"},{"url":"https://github.com/advisories/GHSA-3cfj-8mxg-4897"}],"sources":{"cve":[{"id":"CVE-2020-12326","description":"Improper initialization in some Intel(R) Thunderbolt(TM) DCH drivers for Windows* before version 72 may allow an authenticated user to potentially enable information disclosure via local access.","status":"published","published":"2020-11-12T18:24:25Z","modified":"2024-08-04T11:56:51.206Z","updated_at":"2026-11-02T14:35:52.925152Z"}],"euvd":[{"id":"EUVD-2020-4638","description":"Improper initialization in some Intel(R) Thunderbolt(TM) DCH drivers for Windows* before version 72 may allow an authenticated user to potentially enable information disclosure via local access.","status":"published","published":"2020-11-12T18:24:25Z","modified":"2024-08-04T11:56:51Z","updated_at":"2026-11-03T03:07:40.388635Z"}],"ghsa":[{"id":"GHSA-3cfj-8mxg-4897","title":"Improper initialization in some Intel(R) Thunderbolt(TM) DCH drivers for Windows* before version...","description":"Improper initialization in some Intel(R) Thunderbolt(TM) DCH drivers for Windows* before version 72 may allow an authenticated user to potentially enable information disclosure via local access.","status":"published","published":"2022-05-24T17:33:34Z","modified":"2023-01-29T05:04:42Z","cwes":["CWE-665"],"updated_at":"2026-11-02T14:45:36.996717Z"}],"nvd":[{"id":"CVE-2020-12326","description":"Improper initialization in some Intel(R) Thunderbolt(TM) DCH drivers for Windows* before version 72 may allow an authenticated user to potentially enable information disclosure via local access.","status":"published","published":"2020-11-12T19:15:13.27Z","modified":"2026-06-17T02:51:38.533Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N","level":"medium","assessor":"primary"},{"version":"2.0","score":2.1,"vector":"AV:L/AC:L/Au:N/C:P/I:N/A:N","level":"low","assessor":"primary"}],"cwes":["CWE-665"],"updated_at":"2026-11-02T14:06:24.137599Z"}]}}