{"id":"CVE-2021-28321","aliases":["EUVD-2021-15006","GHSA-mjr6-7m42-xgpp"],"status":"published","title":"Diagnostics Hub Standard Collector Service Elevation of Privilege Vulnerability","description":"Diagnostics Hub Standard Collector Service Elevation of Privilege Vulnerability","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:U/RL:O/RC:C","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-12","score":0.01281,"percentile":0.70445,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-269","CWE-59"],"published":"2021-04-13T19:32:55Z","modified":"2026-06-17T03:46:10Z","products":[{"vendor":"microsoft","product":"microsoft visual studio 2015 update 3"},{"vendor":"microsoft","product":"microsoft visual studio 2017 version 15.9 (includes 15.0 - 15.8)"},{"vendor":"microsoft","product":"microsoft visual studio 2019 version 16.4 (includes 16.0 - 16.3)"},{"vendor":"microsoft","product":"microsoft visual studio 2019 version 16.7 (includes 16.0 – 16.6)"},{"vendor":"microsoft","product":"microsoft visual studio 2019 version 16.9 (includes 16.0 - 16.8)"},{"vendor":"microsoft","product":"visual_studio"},{"vendor":"microsoft","product":"visual_studio_2017"},{"vendor":"microsoft","product":"visual_studio_2019"},{"vendor":"microsoft","product":"windows 10 version 1803"},{"vendor":"microsoft","product":"windows 10 version 1809"},{"vendor":"microsoft","product":"windows 10 version 1909"},{"vendor":"microsoft","product":"windows 10 version 2004"},{"vendor":"microsoft","product":"windows 10 version 20h2"},{"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 20h2"},{"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-2021-28321","tags":["x_refsource_MISC","x_transferred","Patch","Vendor Advisory"]},{"url":"http://seclists.org/fulldisclosure/2021/Apr/40","tags":["mailing-list","x_refsource_FULLDISC","x_transferred","Mailing List","Third Party Advisory"]},{"url":"http://packetstormsecurity.com/files/162251/Microsoft-DiagHub-Privilege-Escalation.html","tags":["x_refsource_MISC","x_transferred","Third Party Advisory","VDB Entry"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-28321"},{"url":"https://github.com/advisories/GHSA-mjr6-7m42-xgpp"}],"sources":{"cve":[{"id":"CVE-2021-28321","title":"Diagnostics Hub Standard Collector Service Elevation of Privilege Vulnerability","description":"Diagnostics Hub Standard Collector Service Elevation of Privilege Vulnerability","status":"published","published":"2021-04-13T19:32:55Z","modified":"2024-08-03T21:40:14.051Z","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:U/RL:O/RC:C","level":"high","assessor":"cna"}],"updated_at":"2026-11-02T14:33:09.175141Z"}],"euvd":[{"id":"EUVD-2021-15006","description":"Diagnostics Hub Standard Collector Service Elevation of Privilege Vulnerability","status":"published","published":"2021-04-13T19:32:55Z","modified":"2024-08-03T21:40:14Z","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:U/RL:O/RC:C","level":"high"}],"updated_at":"2026-11-03T03:24:47.350261Z"}],"ghsa":[{"id":"GHSA-mjr6-7m42-xgpp","title":"Diagnostics Hub Standard Collector Service Elevation of Privilege Vulnerability This CVE ID is...","description":"Diagnostics Hub Standard Collector Service Elevation of Privilege Vulnerability This CVE ID is unique from CVE-2021-28313, CVE-2021-28322.","status":"published","published":"2022-05-24T17:47:20Z","modified":"2023-01-29T05:05:57Z","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-59","CWE-269"],"updated_at":"2026-11-02T14:45:55.193009Z"}],"nvd":[{"id":"CVE-2021-28321","description":"Diagnostics Hub Standard Collector Service Elevation of Privilege Vulnerability","status":"published","published":"2021-04-13T20:15:16.923Z","modified":"2026-06-17T03:46:10.32Z","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":4.6,"vector":"AV:L/AC:L/Au:N/C:P/I:P/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-59"],"updated_at":"2026-11-02T14:06:51.610648Z"}]}}