{"id":"CVE-2020-1075","aliases":["EUVD-2020-11965","GHSA-j3xc-r8vm-6j6w"],"status":"published","title":"Windows Subsystem for Linux Information Disclosure Vulnerability","description":"An information disclosure vulnerability exists when Windows Subsystem for Linux improperly handles objects in memory. An attacker who successfully exploited this vulnerability could obtain information to further compromise the user’s system.\nA attacker could exploit this vulnerability by running a specially crafted application.\nThe update addresses the vulnerability by correcting how Windows Subsystem for Linux handles objects in memory.","severity":{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N/E:P/RL:O/RC:C","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.0134,"percentile":0.71548,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-200"],"published":"2020-05-21T22:52:59Z","modified":"2026-08-19T18:32:21Z","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 10 version 1909"},{"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 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://msrc.microsoft.com/update-guide/vulnerability/CVE-2020-1075","tags":["vendor-advisory","patch"]},{"url":"https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-1075","tags":["x_refsource_MISC","x_transferred","Patch","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2020-1075"},{"url":"https://github.com/advisories/GHSA-j3xc-r8vm-6j6w"}],"sources":{"cve":[{"id":"CVE-2020-1075","title":"Windows Subsystem for Linux Information Disclosure Vulnerability","description":"An information disclosure vulnerability exists when Windows Subsystem for Linux improperly handles objects in memory. An attacker who successfully exploited this vulnerability could obtain information to further compromise the user’s system.\nA attacker could exploit this vulnerability by running a specially crafted application.\nThe update addresses the vulnerability by correcting how Windows Subsystem for Linux handles objects in memory.","status":"published","published":"2020-05-21T22:52:59Z","modified":"2026-08-19T16:33:54.913Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N/E:P/RL:O/RC:C","level":"medium","assessor":"cna"}],"updated_at":"2026-11-02T14:35:56.638833Z"}],"euvd":[{"id":"EUVD-2020-11965","description":"An information disclosure vulnerability exists when Windows Subsystem for Linux improperly handles objects in memory. An attacker who successfully exploited this vulnerability could obtain information to further compromise the user’s system.\nA attacker could exploit this vulnerability by running a specially crafted application.\nThe update addresses the vulnerability by correcting how Windows Subsystem for Linux handles objects in memory.","status":"published","published":"2020-05-21T22:52:59Z","modified":"2026-08-19T16:33:54Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N/E:P/RL:O/RC:C","level":"medium"}],"updated_at":"2026-11-02T18:01:41.904829Z"}],"ghsa":[{"id":"GHSA-j3xc-r8vm-6j6w","title":"An information disclosure vulnerability exists when Windows Subsystem for Linux improperly...","description":"An information disclosure vulnerability exists when Windows Subsystem for Linux improperly handles objects in memory, aka 'Windows Subsystem for Linux Information Disclosure Vulnerability'.","status":"published","published":"2022-05-24T17:18:25Z","modified":"2026-08-19T18:32:21Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N","level":"medium"}],"cwes":["CWE-200"],"updated_at":"2026-11-02T15:10:41.712997Z"}],"nvd":[{"id":"CVE-2020-1075","description":"An information disclosure vulnerability exists when Windows Subsystem for Linux improperly handles objects in memory. An attacker who successfully exploited this vulnerability could obtain information to further compromise the user’s system.\nA attacker could exploit this vulnerability by running a specially crafted application.\nThe update addresses the vulnerability by correcting how Windows Subsystem for Linux handles objects in memory.","status":"published","published":"2020-05-21T23:15:13.197Z","modified":"2026-08-19T17:17:13.88Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N","level":"medium","assessor":"primary"},{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N","level":"medium","assessor":"secondary"},{"version":"2.0","score":2.1,"vector":"AV:L/AC:L/Au:N/C:P/I:N/A:N","level":"low","assessor":"primary"}],"updated_at":"2026-11-02T14:06:04.922138Z"}]}}