{"id":"CVE-2021-34408","aliases":["EUVD-2021-21066","GHSA-5x62-x2r8-qq76"],"status":"published","title":"The Zoom Client for Meetings for Windows in all versions before version 5.3.2 writes log files to...","description":"The Zoom Client for Meetings for Windows in all versions before version 5.3.2 writes log files to a user writable directory as a privileged user during the installation or update of the client. This could allow for potential privilege escalation if a link was created between the user writable directory used and a non-user writable directory.","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":0.0059,"percentile":0.48484,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-269","CWE-59"],"published":"2021-09-27T13:55:35Z","modified":"2026-06-17T03:55:48Z","products":[{"vendor":"zoom","product":"meetings"},{"vendor":"zoom video communications inc","product":"zoom client for meetings for windows"}],"references":[{"url":"https://explore.zoom.us/en/trust/security/security-bulletin/","tags":["x_refsource_CONFIRM","x_transferred","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-34408"},{"url":"https://cwe.mitre.org/data/definitions/73.html"},{"url":"https://github.com/advisories/GHSA-5x62-x2r8-qq76"}],"sources":{"cve":[{"id":"CVE-2021-34408","description":"The Zoom Client for Meetings for Windows in all versions before version 5.3.2 writes log files to a user writable directory as a privileged user during the installation or update of the client. This could allow for potential privilege escalation if a link was created between the user writable directory used and a non-user writable directory.","status":"published","published":"2021-09-27T13:55:35Z","modified":"2024-08-04T00:12:50Z","updated_at":"2026-11-02T14:33:11.244759Z"}],"euvd":[{"id":"EUVD-2021-21066","description":"The Zoom Client for Meetings for Windows in all versions before version 5.3.2 writes log files to a user writable directory as a privileged user during the installation or update of the client. This could allow for potential privilege escalation if a link was created between the user writable directory used and a non-user writable directory.","status":"published","published":"2021-09-27T13:55:35Z","modified":"2024-08-04T00:12:50Z","updated_at":"2026-11-03T03:24:32.445199Z"}],"ghsa":[{"id":"GHSA-5x62-x2r8-qq76","title":"The Zoom Client for Meetings for Windows in all versions before version 5.3.2 writes log files to...","description":"The Zoom Client for Meetings for Windows in all versions before version 5.3.2 writes log files to a user writable directory as a privileged user during the installation or update of the client. This could allow for potential privilege escalation if a link was created between the user writable directory used and a non-user writable directory.","status":"published","published":"2022-05-24T19:15:51Z","modified":"2023-01-27T05:03:23Z","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":"2026-11-02T14:42:13.826528Z"}],"nvd":[{"id":"CVE-2021-34408","description":"The Zoom Client for Meetings for Windows in all versions before version 5.3.2 writes log files to a user writable directory as a privileged user during the installation or update of the client. This could allow for potential privilege escalation if a link was created between the user writable directory used and a non-user writable directory.","status":"published","published":"2021-09-27T14:15:08.083Z","modified":"2026-06-17T03:55:48.09Z","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":4.6,"vector":"AV:L/AC:L/Au:N/C:P/I:P/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-59"],"updated_at":"2026-11-02T14:06:58.933037Z"}]}}