{"id":"CVE-2020-0782","aliases":["EUVD-2020-2269","GHSA-6wg5-3r55-6w88"],"status":"published","title":"Windows Cryptographic Catalog Services Elevation of Privilege Vulnerability","description":"\u003cp\u003eAn elevation of privilege vulnerability exists when the Windows Cryptographic Catalog Services improperly handle objects in memory. An attacker who successfully exploited this vulnerability could modify the cryptographic catalog.\u003c/p\u003e\n\u003cp\u003eTo 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.\u003c/p\u003e\n\u003cp\u003eThe security update addresses the vulnerability by addressing how the Windows Cryptographic Catalog Services handle objects in memory.\u003c/p\u003e","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/E:P/RL:O/RC:C","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-08","score":0.00996,"percentile":0.6294,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-269"],"published":"2020-09-11T17:08:21Z","modified":"2026-06-17T02:46:36Z","products":[{"vendor":"microsoft","product":"windows 10 version 1507"},{"vendor":"microsoft","product":"windows 10 version 1607"},{"vendor":"microsoft","product":"windows 10 version 1709"},{"vendor":"microsoft","product":"windows 10 version 1709 for 32-bit systems"},{"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 10 version 2004"},{"vendor":"microsoft","product":"windows 7"},{"vendor":"microsoft","product":"windows 7 service pack 1"},{"vendor":"microsoft","product":"windows 8.1"},{"vendor":"microsoft","product":"windows server 2008  service pack 2"},{"vendor":"microsoft","product":"windows server 2008 r2 service pack 1"},{"vendor":"microsoft","product":"windows server 2008 r2 service pack 1 (server core installation)"},{"vendor":"microsoft","product":"windows server 2008 service pack 2"},{"vendor":"microsoft","product":"windows server 2008 service pack 2 (server core installation)"},{"vendor":"microsoft","product":"windows server 2012"},{"vendor":"microsoft","product":"windows server 2012 (server core installation)"},{"vendor":"microsoft","product":"windows server 2012 r2"},{"vendor":"microsoft","product":"windows server 2012 r2 (server core installation)"},{"vendor":"microsoft","product":"windows server 2016"},{"vendor":"microsoft","product":"windows server 2016 (server core installation)"},{"vendor":"microsoft","product":"windows server 2019"},{"vendor":"microsoft","product":"windows server 2019 (server core installation)"},{"vendor":"microsoft","product":"windows server version 2004"},{"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_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_server_2016"},{"vendor":"microsoft","product":"windows_server_2019"}],"references":[{"url":"https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-0782","tags":["x_refsource_MISC","x_transferred","Patch","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2020-0782"},{"url":"https://github.com/advisories/GHSA-6wg5-3r55-6w88"}],"sources":{"cve":[{"id":"CVE-2020-0782","title":"Windows Cryptographic Catalog Services Elevation of Privilege Vulnerability","description":"\u003cp\u003eAn elevation of privilege vulnerability exists when the Windows Cryptographic Catalog Services improperly handle objects in memory. An attacker who successfully exploited this vulnerability could modify the cryptographic catalog.\u003c/p\u003e\n\u003cp\u003eTo 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.\u003c/p\u003e\n\u003cp\u003eThe security update addresses the vulnerability by addressing how the Windows Cryptographic Catalog Services handle objects in memory.\u003c/p\u003e","status":"published","published":"2020-09-11T17:08:21Z","modified":"2024-08-04T06:11:05.967Z","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/E:P/RL:O/RC:C","level":"high","assessor":"cna"}],"updated_at":"2026-11-02T14:36:00.280422Z"}],"euvd":[{"id":"EUVD-2020-2269","description":"\u003cp\u003eAn elevation of privilege vulnerability exists when the Windows Cryptographic Catalog Services improperly handle objects in memory. An attacker who successfully exploited this vulnerability could modify the cryptographic catalog.\u003c/p\u003e\n\u003cp\u003eTo 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.\u003c/p\u003e\n\u003cp\u003eThe security update addresses the vulnerability by addressing how the Windows Cryptographic Catalog Services handle objects in memory.\u003c/p\u003e","status":"published","published":"2020-09-11T17:08:21Z","modified":"2024-08-04T06:11:05Z","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/E:P/RL:O/RC:C","level":"high"}],"updated_at":"2026-11-03T03:08:17.347367Z"}],"ghsa":[{"id":"GHSA-6wg5-3r55-6w88","title":"An elevation of privilege vulnerability exists when the Windows Cryptographic Catalog Services...","description":"An elevation of privilege vulnerability exists when the Windows Cryptographic Catalog Services improperly handle objects in memory, aka 'Windows Cryptographic Catalog Services Elevation of Privilege Vulnerability'.","status":"published","published":"2022-05-24T17:27:53Z","modified":"2024-01-09T05:05:16Z","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"}],"cwes":["CWE-269"],"updated_at":"2026-11-02T14:55:22.44362Z"}],"nvd":[{"id":"CVE-2020-0782","description":"\u003cp\u003eAn elevation of privilege vulnerability exists when the Windows Cryptographic Catalog Services improperly handle objects in memory. An attacker who successfully exploited this vulnerability could modify the cryptographic catalog.\u003c/p\u003e\n\u003cp\u003eTo 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.\u003c/p\u003e\n\u003cp\u003eThe security update addresses the vulnerability by addressing how the Windows Cryptographic Catalog Services handle objects in memory.\u003c/p\u003e","status":"published","published":"2020-09-11T17:15:13.747Z","modified":"2026-06-17T02:46:36.033Z","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":"secondary"},{"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":"2026-11-02T14:06:14.981587Z"}]}}