{"id":"CVE-2018-19323","aliases":["EUVD-2018-11021","GHSA-237x-ggj9-vvhf"],"status":"published","title":"The GDrv low-level driver in GIGABYTE APP Center v1.05.21 and earlier, AORUS GRAPHICS ENGINE...","description":"The GDrv low-level driver in GIGABYTE APP Center v1.05.21 and earlier, AORUS GRAPHICS ENGINE before 1.57, XTREME GAMING ENGINE before 1.26, and OC GURU II v2.08 exposes functionality to read and write Machine Specific Registers (MSRs).","severity":{"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","from":"nvd"},"epss":{"day":"2026-11-08","score":0.08364,"percentile":0.95002,"model":"v2026.06.15"},"facts":{"in_kev":true,"known_exploited":true,"public_exploit":true,"fix_available":false},"published":"2018-12-21T23:00:00Z","modified":"2026-10-01T21:17:13Z","kev":{"date_added":"2022-10-24","due_date":"2022-11-14","required_action":"Apply updates per vendor instructions.","known_ransomware_use":"Known"},"exploitation":[{"source":"euvd","since":"2022-10-24"},{"source":"kev","since":"2022-10-24"}],"exploits":[{"source":"pocgithub","id":"blueisbeautiful/CVE-2018-19323","title":"blueisbeautiful/CVE-2018-19323","date":"2025-08-27","url":"https://github.com/blueisbeautiful/CVE-2018-19323"}],"products":[{"vendor":"gigabyte","product":"aorus_graphics_engine"},{"vendor":"gigabyte","product":"gigabyte_app_center"},{"vendor":"gigabyte","product":"multiple products"},{"vendor":"gigabyte","product":"oc_guru_ii"},{"vendor":"gigabyte","product":"xtreme_gaming_engine"}],"references":[{"url":"http://seclists.org/fulldisclosure/2018/Dec/39","tags":["mailing-list","x_refsource_FULLDISC","x_transferred","Exploit","Mailing List","Third Party Advisory"]},{"url":"https://www.secureauth.com/labs/advisories/gigabyte-drivers-elevation-privilege-vulnerabilities","tags":["x_refsource_MISC","x_transferred","Broken Link","Exploit","Third Party Advisory"]},{"url":"http://www.securityfocus.com/bid/106252","tags":["vdb-entry","x_refsource_BID","x_transferred","Broken Link","Third Party Advisory","VDB Entry"]},{"url":"https://www.gigabyte.com/tw/Support/Utility/Graphics-Card","tags":["x_refsource_CONFIRM","x_transferred","Product"]},{"url":"https://www.gigabyte.com/Support/Security/1801","tags":["x_refsource_CONFIRM","x_transferred","Vendor Advisory"]},{"url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2018-19323","tags":["government-resource","US Government Resource"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2018-19323"},{"url":"https://github.com/advisories/GHSA-237x-ggj9-vvhf"}],"sources":{"cve":[{"id":"CVE-2018-19323","description":"The GDrv low-level driver in GIGABYTE APP Center v1.05.21 and earlier, AORUS GRAPHICS ENGINE before 1.57, XTREME GAMING ENGINE before 1.26, and OC GURU II v2.08 exposes functionality to read and write Machine Specific Registers (MSRs).","status":"published","published":"2018-12-21T23:00:00Z","modified":"2026-10-01T20:27:39.594Z","cvss":[{"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":"adp"}],"updated_at":"2026-11-02T14:35:02.966615Z"}],"euvd":[{"id":"EUVD-2018-11021","description":"The GDrv low-level driver in GIGABYTE APP Center v1.05.21 and earlier, AORUS GRAPHICS ENGINE before 1.57, XTREME GAMING ENGINE before 1.26, and OC GURU II v2.08 exposes functionality to read and write Machine Specific Registers (MSRs).","status":"published","published":"2018-12-21T23:00:00Z","modified":"2026-10-01T20:27:39Z","cvss":[{"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"}],"exploited_since":"2022-10-24","updated_at":"2026-11-02T17:27:43.593551Z"}],"ghsa":[{"id":"GHSA-237x-ggj9-vvhf","title":"The GDrv low-level driver in GIGABYTE APP Center v1.05.21 and earlier, AORUS GRAPHICS ENGINE...","description":"The GDrv low-level driver in GIGABYTE APP Center v1.05.21 and earlier, AORUS GRAPHICS ENGINE before 1.57, XTREME GAMING ENGINE before 1.26, and OC GURU II v2.08 exposes functionality to read and write Machine Specific Registers (MSRs).","status":"published","published":"2022-05-13T01:26:33Z","modified":"2025-10-22T00:31:37Z","cvss":[{"version":"3.0","score":9.8,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"updated_at":"2026-11-02T15:04:04.176931Z"}],"kev":[{"id":"CVE-2018-19323","title":"GIGABYTE Multiple Products Privilege Escalation Vulnerability","description":"The GPCIDrv and GDrv low-level drivers in GIGABYTE App Center, AORUS Graphics Engine, XTREME Gaming Engine, and OC GURU expose functionality to read and write arbitrary physical memory. This could be leveraged by a local attacker to elevate privileges.","kev":{"date_added":"2022-10-24","due_date":"2022-11-14","required_action":"Apply updates per vendor instructions.","known_ransomware_use":"Known"},"updated_at":"2026-11-02T17:00:16.234141Z"}],"nvd":[{"id":"CVE-2018-19323","description":"The GDrv low-level driver in GIGABYTE APP Center v1.05.21 and earlier, AORUS GRAPHICS ENGINE before 1.57, XTREME GAMING ENGINE before 1.26, and OC GURU II v2.08 exposes functionality to read and write Machine Specific Registers (MSRs).","status":"published","published":"2018-12-21T23:29:00.73Z","modified":"2026-10-01T21:17:13.657Z","cvss":[{"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"},{"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":"secondary"},{"version":"2.0","score":9,"vector":"AV:N/AC:L/Au:N/C:P/I:P/A:C","level":"high","assessor":"primary"}],"updated_at":"2026-11-02T14:04:50.99633Z"}]}}