{"id":"CVE-2019-1184","aliases":["EUVD-2019-9755","GHSA-24jg-p7g4-p8rm"],"status":"published","title":"Windows Elevation of Privilege Vulnerability","description":"An elevation of privilege vulnerability exists when Windows Core Shell COM Server Registrar improperly handles COM calls. An attacker who successfully exploited this vulnerability could potentially set certain items to run at a higher level and thereby elevate permissions.\nTo exploit this vulnerability, an attacker would first have to log on to the system. An attacker could then run a specially crafted application that could exploit the vulnerability and take control of an affected system.\nThe update addresses this vulnerability by correcting unprotected COM calls.","severity":{"version":"3.1","score":6.7,"vector":"CVSS:3.1/AV:L/AC:H/PR:L/UI:R/S:U/C:H/I:H/A:H/E:P/RL:O/RC:C","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-09","score":0.70227,"percentile":0.99386,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":true,"fix_available":false},"published":"2019-08-14T20:55:04Z","modified":"2026-06-17T02:28:01Z","exploits":[{"source":"exploitdb","id":"EDB-47880","title":"Microsoft Windows - Shell COM Server Registrar Local Privilege Escalation","type":"local","platform":"windows","date":"2020-01-02","url":"https://www.exploit-db.com/exploits/47880"}],"products":[{"vendor":"microsoft","product":"windows 10 version 1803"},{"vendor":"microsoft","product":"windows 10 version 1809"},{"vendor":"microsoft","product":"windows 10 version 1903 for 32-bit systems"},{"vendor":"microsoft","product":"windows 10 version 1903 for arm64-based systems"},{"vendor":"microsoft","product":"windows 10 version 1903 for x64-based systems"},{"vendor":"microsoft","product":"windows server 2019"},{"vendor":"microsoft","product":"windows server 2019 (server core installation)"},{"vendor":"microsoft","product":"windows server, version 1803  (server core installation)"},{"vendor":"microsoft","product":"windows server, version 1903 (server core installation)"},{"vendor":"microsoft","product":"windows_10"},{"vendor":"microsoft","product":"windows_server_2016"},{"vendor":"microsoft","product":"windows_server_2019"}],"references":[{"url":"https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-1184","tags":["x_refsource_MISC","x_transferred","Patch","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2019-1184"},{"url":"https://github.com/advisories/GHSA-24jg-p7g4-p8rm"}],"sources":{"cve":[{"id":"CVE-2019-1184","title":"Windows Elevation of Privilege Vulnerability","description":"An elevation of privilege vulnerability exists when Windows Core Shell COM Server Registrar improperly handles COM calls. An attacker who successfully exploited this vulnerability could potentially set certain items to run at a higher level and thereby elevate permissions.\nTo exploit this vulnerability, an attacker would first have to log on to the system. An attacker could then run a specially crafted application that could exploit the vulnerability and take control of an affected system.\nThe update addresses this vulnerability by correcting unprotected COM calls.","status":"published","published":"2019-08-14T20:55:04Z","modified":"2024-08-04T18:13:29.469Z","cvss":[{"version":"3.1","score":6.7,"vector":"CVSS:3.1/AV:L/AC:H/PR:L/UI:R/S:U/C:H/I:H/A:H/E:P/RL:O/RC:C","level":"medium","assessor":"cna"}],"updated_at":"2026-11-02T14:20:26.034547Z"}],"euvd":[{"id":"EUVD-2019-9755","description":"An elevation of privilege vulnerability exists when Windows Core Shell COM Server Registrar improperly handles COM calls. An attacker who successfully exploited this vulnerability could potentially set certain items to run at a higher level and thereby elevate permissions.\nTo exploit this vulnerability, an attacker would first have to log on to the system. An attacker could then run a specially crafted application that could exploit the vulnerability and take control of an affected system.\nThe update addresses this vulnerability by correcting unprotected COM calls.","status":"published","published":"2019-08-14T20:55:04Z","modified":"2024-08-04T18:13:29Z","cvss":[{"version":"3.1","score":6.7,"vector":"CVSS:3.1/AV:L/AC:H/PR:L/UI:R/S:U/C:H/I:H/A:H/E:P/RL:O/RC:C","level":"medium"}],"updated_at":"2026-11-03T03:06:58.838317Z"}],"ghsa":[{"id":"GHSA-24jg-p7g4-p8rm","title":"An elevation of privilege vulnerability exists when Windows Core Shell COM Server Registrar...","description":"An elevation of privilege vulnerability exists when Windows Core Shell COM Server Registrar improperly handles COM calls, aka 'Windows Elevation of Privilege Vulnerability'. This CVE ID is unique from CVE-2019-1173, CVE-2019-1174, CVE-2019-1175, CVE-2019-1177, CVE-2019-1178, CVE-2019-1179, CVE-2019-1180, CVE-2019-1186.","status":"published","published":"2022-05-24T16:53:32Z","modified":"2024-04-04T01:39:20Z","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":"2026-11-02T14:56:01.233613Z"}],"nvd":[{"id":"CVE-2019-1184","description":"An elevation of privilege vulnerability exists when Windows Core Shell COM Server Registrar improperly handles COM calls. An attacker who successfully exploited this vulnerability could potentially set certain items to run at a higher level and thereby elevate permissions.\nTo exploit this vulnerability, an attacker would first have to log on to the system. An attacker could then run a specially crafted application that could exploit the vulnerability and take control of an affected system.\nThe update addresses this vulnerability by correcting unprotected COM calls.","status":"published","published":"2019-08-14T21:15:16.987Z","modified":"2026-06-17T02:28:01.937Z","cvss":[{"version":"3.1","score":6.7,"vector":"CVSS:3.1/AV:L/AC:H/PR:L/UI:R/S:U/C:H/I:H/A:H","level":"medium","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":"2026-11-02T14:05:22.878504Z"}]}}