{"id":"CVE-2021-31839","aliases":["EUVD-2021-18714","GHSA-gr8f-frhq-4h8r"],"status":"published","title":"Incorrect permissions on McAfee Agent for Windows event folder","description":"Improper privilege management vulnerability in McAfee Agent for Windows prior to 5.7.3 allows a local user to modify event information in the MA event folder. This allows a local user to either add false events or remove events from the event logs prior to them being sent to the ePO server.","severity":{"version":"3.1","score":4.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:L","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-12","score":0.00182,"percentile":0.07907,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-269"],"published":"2021-06-10T16:15:13Z","modified":"2026-06-17T03:52:19Z","products":[{"vendor":"mcafee","product":"agent"},{"vendor":"mcafee,llc","product":"mcafee agent for windows"}],"references":[{"url":"https://kc.mcafee.com/corporate/index?page=content\u0026id=SB10362","tags":["x_refsource_CONFIRM","x_transferred","Broken Link"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-31839"},{"url":"https://github.com/advisories/GHSA-gr8f-frhq-4h8r"}],"sources":{"cve":[{"id":"CVE-2021-31839","title":"Incorrect permissions on McAfee Agent for Windows event folder","description":"Improper privilege management vulnerability in McAfee Agent for Windows prior to 5.7.3 allows a local user to modify event information in the MA event folder. This allows a local user to either add false events or remove events from the event logs prior to them being sent to the ePO server.","status":"published","published":"2021-06-10T16:15:13Z","modified":"2024-08-03T23:10:29.963Z","cvss":[{"version":"3.1","score":4.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:L","level":"medium","assessor":"cna"}],"cwes":["CWE-269"],"updated_at":"2026-11-02T14:33:05.665371Z"}],"euvd":[{"id":"EUVD-2021-18714","description":"Improper privilege management vulnerability in McAfee Agent for Windows prior to 5.7.3 allows a local user to modify event information in the MA event folder. This allows a local user to either add false events or remove events from the event logs prior to them being sent to the ePO server.","status":"published","published":"2021-06-10T16:15:13Z","modified":"2024-08-03T23:10:29Z","cvss":[{"version":"3.1","score":4.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:L","level":"medium"}],"updated_at":"2026-11-03T03:24:38.423371Z"}],"ghsa":[{"id":"GHSA-gr8f-frhq-4h8r","title":"Improper privilege management vulnerability in McAfee Agent for Windows prior to 5.7.3 allows a...","description":"Improper privilege management vulnerability in McAfee Agent for Windows prior to 5.7.3 allows a local user to modify event information in the MA event folder. This allows a local user to either add false events or remove events from the event logs prior to them being sent to the ePO server.","status":"published","published":"2022-05-24T19:04:50Z","modified":"2023-11-15T21:35:02Z","cvss":[{"version":"3.1","score":3.3,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N","level":"low"}],"cwes":["CWE-269"],"updated_at":"2026-11-02T14:55:02.891904Z"}],"nvd":[{"id":"CVE-2021-31839","description":"Improper privilege management vulnerability in McAfee Agent for Windows prior to 5.7.3 allows a local user to modify event information in the MA event folder. This allows a local user to either add false events or remove events from the event logs prior to them being sent to the ePO server.","status":"published","published":"2021-06-10T17:15:08.113Z","modified":"2026-06-17T03:52:19.637Z","cvss":[{"version":"3.1","score":4.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:L","level":"medium","assessor":"secondary"},{"version":"3.1","score":3.3,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N","level":"low","assessor":"primary"},{"version":"2.0","score":2.1,"vector":"AV:L/AC:L/Au:N/C:N/I:P/A:N","level":"low","assessor":"primary"}],"cwes":["CWE-269"],"updated_at":"2026-11-02T14:06:54.439974Z"}]}}