{"id":"CVE-2019-1476","aliases":["EUVD-2019-10033","GHSA-326j-x45p-9g82"],"status":"published","title":"An elevation of privilege vulnerability exists when Windows AppX Deployment Service (AppXSVC)...","description":"An elevation of privilege vulnerability exists when Windows AppX Deployment Service (AppXSVC) improperly handles hard links, aka 'Windows Elevation of Privilege Vulnerability'. This CVE ID is unique from CVE-2019-1483.","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":"2026-11-09","score":0.05092,"percentile":0.92415,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":true,"fix_available":false},"published":"2019-12-10T21:41:03Z","modified":"2026-06-17T02:28:40Z","exploits":[{"source":"exploitdb","id":"EDB-47768","title":"AppXSvc 17763 - Arbitrary File Overwrite (DoS)","type":"dos","platform":"windows","date":"2019-12-11","url":"https://www.exploit-db.com/exploits/47768"},{"source":"pocgithub","id":"sgabe/CVE-2019-1476","title":"sgabe/CVE-2019-1476","date":"2019-12-05","url":"https://github.com/sgabe/CVE-2019-1476"}],"products":[{"vendor":"microsoft","product":"windows"},{"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 10 version 1909 for 32-bit systems"},{"vendor":"microsoft","product":"windows 10 version 1909 for arm64-based systems"},{"vendor":"microsoft","product":"windows 10 version 1909 for x64-based systems"},{"vendor":"microsoft","product":"windows server"},{"vendor":"microsoft","product":"windows server, version 1903 (server core installation)"},{"vendor":"microsoft","product":"windows server, version 1909 (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-2019-1476","tags":["x_refsource_MISC","x_transferred","Patch","Vendor Advisory"]},{"url":"http://packetstormsecurity.com/files/155653/AppXSvc-17763-Arbitrary-File-Overwrite.html","tags":["x_refsource_MISC","x_transferred","Exploit","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2019-1476"},{"url":"https://github.com/advisories/GHSA-326j-x45p-9g82"}],"sources":{"cve":[{"id":"CVE-2019-1476","description":"An elevation of privilege vulnerability exists when Windows AppX Deployment Service (AppXSVC) improperly handles hard links, aka 'Windows Elevation of Privilege Vulnerability'. This CVE ID is unique from CVE-2019-1483.","status":"published","published":"2019-12-10T21:41:03Z","modified":"2024-08-04T18:20:27.684Z","updated_at":"2026-11-02T14:20:25.661187Z"}],"euvd":[{"id":"EUVD-2019-10033","description":"An elevation of privilege vulnerability exists when Windows AppX Deployment Service (AppXSVC) improperly handles hard links, aka 'Windows Elevation of Privilege Vulnerability'. This CVE ID is unique from CVE-2019-1483.","status":"published","published":"2019-12-10T21:41:03Z","modified":"2024-08-04T18:20:27Z","updated_at":"2026-11-03T03:06:57.636947Z"}],"ghsa":[{"id":"GHSA-326j-x45p-9g82","title":"An elevation of privilege vulnerability exists when Windows AppX Deployment Service (AppXSVC)...","description":"An elevation of privilege vulnerability exists when Windows AppX Deployment Service (AppXSVC) improperly handles hard links, aka 'Windows Elevation of Privilege Vulnerability'. This CVE ID is unique from CVE-2019-1483.","status":"published","published":"2022-05-24T17:03:07Z","modified":"2024-04-11T21:08:50Z","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"}],"updated_at":"2026-11-02T14:57:07.421443Z"}],"nvd":[{"id":"CVE-2019-1476","description":"An elevation of privilege vulnerability exists when Windows AppX Deployment Service (AppXSVC) improperly handles hard links, aka 'Windows Elevation of Privilege Vulnerability'. This CVE ID is unique from CVE-2019-1483.","status":"published","published":"2019-12-10T22:15:17.307Z","modified":"2026-06-17T02:28:40.903Z","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":"2.0","score":7.2,"vector":"AV:L/AC:L/Au:N/C:C/I:C/A:C","level":"high","assessor":"primary"}],"updated_at":"2026-11-02T14:05:40.258829Z"}]}}