{"id":"CVE-2021-36724","aliases":["EUVD-2021-23317","GHSA-cvrj-cr4m-fg2f"],"status":"published","title":"ForeScout - SecureConnector Local Service DoS","description":"ForeScout - SecureConnector Local Service DoS - A low privilaged user which doesn't have permissions to shutdown the secure connector service writes a large amount of characters in the installationPath. This will cause the buffer to overflow and override the stack cookie causing the service to crash.","severity":{"version":"3.1","score":6.1,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:L/A:N","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-09","score":0.00223,"percentile":0.12988,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-120"],"published":"2021-12-29T17:02:42Z","modified":"2026-06-17T03:59:04Z","products":[{"vendor":"forescout","product":"eservices / envoice"},{"vendor":"forescout","product":"secureconnector"}],"references":[{"url":"https://www.gov.il/en/departments/faq/cve_advisories","tags":["x_refsource_CONFIRM","x_transferred","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-36724"},{"url":"https://github.com/advisories/GHSA-cvrj-cr4m-fg2f"}],"sources":{"cve":[{"id":"CVE-2021-36724","title":"ForeScout - SecureConnector Local Service DoS","description":"ForeScout - SecureConnector Local Service DoS - A low privilaged user which doesn't have permissions to shutdown the secure connector service writes a large amount of characters in the installationPath. This will cause the buffer to overflow and override the stack cookie causing the service to crash.","status":"published","published":"2021-12-29T17:02:42.726Z","modified":"2024-09-16T20:07:01.981Z","cvss":[{"version":"3.1","score":6.1,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:L/A:N","level":"medium","assessor":"cna"}],"updated_at":"2026-11-02T14:33:05.989686Z"}],"euvd":[{"id":"EUVD-2021-23317","description":"ForeScout - SecureConnector Local Service DoS - A low privilaged user which doesn't have permissions to shutdown the secure connector service writes a large amount of characters in the installationPath. This will cause the buffer to overflow and override the stack cookie causing the service to crash.","status":"published","published":"2021-12-29T17:02:42Z","modified":"2024-09-16T20:07:01Z","cvss":[{"version":"3.1","score":6.1,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:L/A:N","level":"medium"}],"updated_at":"2026-11-03T00:55:16.813871Z"}],"ghsa":[{"id":"GHSA-cvrj-cr4m-fg2f","title":"ForeScout - SecureConnector Local Service DoS - A low privilaged user which doesn't have...","description":"ForeScout - SecureConnector Local Service DoS - A low privilaged user which doesn't have permissions to shutdown the secure connector service writes a large amount of characters in the installationPath. This will cause the buffer to overflow and override the stack cookie causing the service to crash.","status":"published","published":"2021-12-30T00:00:20Z","modified":"2023-02-03T05:03:38Z","cwes":["CWE-120"],"updated_at":"2026-11-02T14:53:23.659712Z"}],"nvd":[{"id":"CVE-2021-36724","description":"ForeScout - SecureConnector Local Service DoS - A low privilaged user which doesn't have permissions to shutdown the secure connector service writes a large amount of characters in the installationPath. This will cause the buffer to overflow and override the stack cookie causing the service to crash.","status":"published","published":"2021-12-29T18:15:07.437Z","modified":"2026-06-17T03:59:04.743Z","cvss":[{"version":"3.1","score":6.1,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:L/A:N","level":"medium","assessor":"secondary"},{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium","assessor":"primary"},{"version":"2.0","score":2.1,"vector":"AV:L/AC:L/Au:N/C:N/I:N/A:P","level":"low","assessor":"primary"}],"cwes":["CWE-120"],"updated_at":"2026-11-02T14:07:02.977492Z"}]}}