{"id":"CVE-2016-3309","aliases":["EUVD-2016-4341","GHSA-7cmx-3w9q-4v5g"],"status":"published","title":"The kernel-mode drivers in Microsoft Windows Vista SP2; Windows Server 2008 SP2 and R2 SP1;...","description":"The kernel-mode drivers in Microsoft Windows Vista SP2; Windows Server 2008 SP2 and R2 SP1; Windows 7 SP1; Windows 8.1; Windows Server 2012 Gold and R2; Windows RT 8.1; and Windows 10 Gold, 1511, and 1607 allow local users to gain privileges via a crafted application, aka \"Win32k Elevation of Privilege Vulnerability,\" a different vulnerability than CVE-2016-3308, CVE-2016-3310, and CVE-2016-3311.","severity":{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-06","score":0.20467,"percentile":0.97517,"model":"v2026.06.15"},"facts":{"in_kev":true,"known_exploited":true,"public_exploit":true,"fix_available":false},"cwes":["CWE-264"],"published":"2016-08-09T21:00:00Z","modified":"2026-06-17T00:45:28Z","kev":{"date_added":"2022-03-15","due_date":"2022-04-05","required_action":"Apply updates per vendor instructions.","known_ransomware_use":"Known"},"exploitation":[{"source":"euvd","since":"2022-03-15"},{"source":"kev","since":"2022-03-15"}],"exploits":[{"source":"exploitdb","id":"EDB-42960","title":"Microsoft Windows 10 RS2 (x64) - 'win32kfull!bFill' Pool Overflow","type":"local","platform":"windows_x86-64","date":"2017-10-06","url":"https://www.exploit-db.com/exploits/42960"},{"source":"pocgithub","id":"siberas/CVE-2016-3309_Reloaded","title":"siberas/CVE-2016-3309_Reloaded","date":"2017-10-06","url":"https://github.com/siberas/CVE-2016-3309_Reloaded"}],"products":[{"vendor":"microsoft","product":"windows"},{"vendor":"microsoft","product":"windows_10_1507"},{"vendor":"microsoft","product":"windows_10_1511"},{"vendor":"microsoft","product":"windows_10_1607"},{"vendor":"microsoft","product":"windows_7"},{"vendor":"microsoft","product":"windows_8.1"},{"vendor":"microsoft","product":"windows_rt_8.1"},{"vendor":"microsoft","product":"windows_server_2008"},{"vendor":"microsoft","product":"windows_server_2012"},{"vendor":"microsoft","product":"windows_vista"}],"references":[{"url":"https://docs.microsoft.com/en-us/security-updates/securitybulletins/2016/ms16-098","tags":["vendor-advisory","x_refsource_MS","x_transferred","Patch","Vendor Advisory"]},{"url":"https://www.exploit-db.com/exploits/42960/","tags":["exploit","x_refsource_EXPLOIT-DB","x_transferred","Broken Link","Third Party Advisory","VDB Entry"]},{"url":"http://www.securitytracker.com/id/1036572","tags":["vdb-entry","x_refsource_SECTRACK","x_transferred","Broken Link","Third Party Advisory","VDB Entry"]},{"url":"http://www.securityfocus.com/bid/92297","tags":["vdb-entry","x_refsource_BID","x_transferred","Broken Link","Third Party Advisory","VDB Entry"]},{"url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2016-3309","tags":["government-resource","US Government Resource"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2016-3309"},{"url":"https://www.exploit-db.com/exploits/42960"},{"url":"https://github.com/advisories/GHSA-7cmx-3w9q-4v5g"}],"sources":{"cve":[{"id":"CVE-2016-3309","description":"The kernel-mode drivers in Microsoft Windows Vista SP2; Windows Server 2008 SP2 and R2 SP1; Windows 7 SP1; Windows 8.1; Windows Server 2012 Gold and R2; Windows RT 8.1; and Windows 10 Gold, 1511, and 1607 allow local users to gain privileges via a crafted application, aka \"Win32k Elevation of Privilege Vulnerability,\" a different vulnerability than CVE-2016-3308, CVE-2016-3310, and CVE-2016-3311.","status":"published","published":"2016-08-09T21:00:00Z","modified":"2025-10-21T23:55:50.847Z","cvss":[{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"adp"}],"updated_at":"2026-11-02T14:33:33.758954Z"}],"euvd":[{"id":"EUVD-2016-4341","description":"The kernel-mode drivers in Microsoft Windows Vista SP2; Windows Server 2008 SP2 and R2 SP1; Windows 7 SP1; Windows 8.1; Windows Server 2012 Gold and R2; Windows RT 8.1; and Windows 10 Gold, 1511, and 1607 allow local users to gain privileges via a crafted application, aka \"Win32k Elevation of Privilege Vulnerability,\" a different vulnerability than CVE-2016-3308, CVE-2016-3310, and CVE-2016-3311.","status":"published","published":"2016-08-09T21:00:00Z","modified":"2025-10-21T23:55:50Z","cvss":[{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"exploited_since":"2022-03-15","updated_at":"2026-11-02T19:49:39.684828Z"}],"ghsa":[{"id":"GHSA-7cmx-3w9q-4v5g","title":"The kernel-mode drivers in Microsoft Windows Vista SP2; Windows Server 2008 SP2 and R2 SP1;...","description":"The kernel-mode drivers in Microsoft Windows Vista SP2; Windows Server 2008 SP2 and R2 SP1; Windows 7 SP1; Windows 8.1; Windows Server 2012 Gold and R2; Windows RT 8.1; and Windows 10 Gold, 1511, and 1607 allow local users to gain privileges via a crafted application, aka \"Win32k Elevation of Privilege Vulnerability,\" a different vulnerability than CVE-2016-3308, CVE-2016-3310, and CVE-2016-3311.","status":"published","published":"2022-05-14T02:23:43Z","modified":"2025-10-22T00:31:16Z","cvss":[{"version":"3.0","score":7.8,"vector":"CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T15:04:03.556367Z"}],"kev":[{"id":"CVE-2016-3309","title":"Microsoft Windows Kernel Privilege Escalation Vulnerability","description":"A privilege escalation vulnerability exists when the Windows kernel fails to properly handle objects in memory. An attacker who successfully exploited this vulnerability could run arbitrary code in kernel mode.","cwes":["CWE-264"],"kev":{"date_added":"2022-03-15","due_date":"2022-04-05","required_action":"Apply updates per vendor instructions.","known_ransomware_use":"Known"},"updated_at":"2026-11-02T17:00:16.541131Z"}],"nvd":[{"id":"CVE-2016-3309","description":"The kernel-mode drivers in Microsoft Windows Vista SP2; Windows Server 2008 SP2 and R2 SP1; Windows 7 SP1; Windows 8.1; Windows Server 2012 Gold and R2; Windows RT 8.1; and Windows 10 Gold, 1511, and 1607 allow local users to gain privileges via a crafted application, aka \"Win32k Elevation of Privilege Vulnerability,\" a different vulnerability than CVE-2016-3308, CVE-2016-3310, and CVE-2016-3311.","status":"published","published":"2016-08-09T21:59:16.113Z","modified":"2026-06-17T00:45:28.227Z","cvss":[{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"primary"},{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"secondary"},{"version":"2.0","score":7.2,"vector":"AV:L/AC:L/Au:N/C:C/I:C/A:C","level":"high","assessor":"primary"}],"updated_at":"2026-11-02T14:03:28.854267Z"}]}}