{"cve":"CVE-2016-3320","nvd":{"published":"2016-08-09T21:59:27.520","modified":"2026-06-17T00:45:29.370","status":"Modified","description":"Microsoft Windows 8.1, Windows Server 2012 Gold and R2, Windows RT 8.1, and Windows 10 Gold and 1511 allow attackers to bypass the Secure Boot protection mechanism by leveraging (1) administrative or (2) physical access to install a crafted boot manager, aka \"Secure Boot Security Feature Bypass.\"","cvss_v4":null,"cvss_v3":{"version":"3.0","vector":"CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:N","score":4.9},"cwes":["CWE-254"],"references":["http://www.securityfocus.com/bid/92304","http://www.securitytracker.com/id/1036573","https://docs.microsoft.com/en-us/security-updates/securitybulletins/2016/ms16-100","https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/MVB6Y2TVKSOBTIIBRUAJUIH3LQHMHCAG/","http://www.securityfocus.com/bid/92304"],"products":["fedoraproject:fedora","microsoft:windows_10","microsoft:windows_8.1","microsoft:windows_rt_8.1","microsoft:windows_server_2012"],"source":"nvd","synced_at":"2026-10-19T20:40:10.783210791+00:00"},"epss":{"cve":"CVE-2016-3320","score":0.04873,"percentile":0.92053,"date":"2026-10-31"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}