{"id":"CVE-2021-36193","aliases":["EUVD-2021-22814","GHSA-xfch-762x-q3v9"],"status":"published","title":"Multiple stack-based buffer overflows in the command line interpreter of FortiWeb before 6.4.2...","description":"Multiple stack-based buffer overflows in the command line interpreter of FortiWeb before 6.4.2 may allow an authenticated attacker to achieve arbitrary code execution via specially crafted commands.","severity":{"version":"3.1","score":6.3,"vector":"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H/E:P/RL:U/RC:C","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-12","score":0.00816,"percentile":0.57591,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-121","CWE-787"],"published":"2022-02-02T11:19:47Z","modified":"2026-06-17T03:58:30Z","products":[{"vendor":"fortinet","product":"fortiadc"},{"vendor":"fortinet","product":"fortiddos"},{"vendor":"fortinet","product":"fortiddos-cm"},{"vendor":"fortinet","product":"fortiddos-f"},{"vendor":"fortinet","product":"fortifone"},{"vendor":"fortinet","product":"fortimail"},{"vendor":"fortinet","product":"fortindr"},{"vendor":"fortinet","product":"fortirecorder"},{"vendor":"fortinet","product":"fortivoice"},{"vendor":"fortinet","product":"fortiweb"}],"references":[{"url":"https://fortiguard.com/advisory/FG-IR-21-132","tags":["x_refsource_CONFIRM","x_transferred","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-36193"},{"url":"https://github.com/advisories/GHSA-xfch-762x-q3v9"}],"sources":{"cve":[{"id":"CVE-2021-36193","description":"Multiple stack-based buffer overflows in the command line interpreter of FortiWeb before 6.4.2 may allow an authenticated attacker to achieve arbitrary code execution via specially crafted commands.","status":"published","published":"2022-02-02T11:19:47Z","modified":"2026-01-13T16:32:40.255Z","cvss":[{"version":"3.1","score":6.3,"vector":"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H/E:P/RL:U/RC:C","level":"medium","assessor":"cna"}],"cwes":["CWE-121"],"updated_at":"2026-11-02T14:33:05.989686Z"}],"euvd":[{"id":"EUVD-2021-22814","description":"Multiple stack-based buffer overflows in the command line interpreter of FortiWeb before 6.4.2 may allow an authenticated attacker to achieve arbitrary code execution via specially crafted commands.","status":"published","published":"2022-02-02T11:19:47Z","modified":"2026-01-13T16:32:40Z","cvss":[{"version":"3.1","score":6.3,"vector":"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H/E:P/RL:U/RC:C","level":"medium"}],"updated_at":"2026-11-02T19:48:52.739812Z"}],"ghsa":[{"id":"GHSA-xfch-762x-q3v9","title":"Multiple stack-based buffer overflows in the command line interpreter of FortiWeb before 6.4.2...","description":"Multiple stack-based buffer overflows in the command line interpreter of FortiWeb before 6.4.2 may allow an authenticated attacker to achieve arbitrary code execution via specially crafted commands.","status":"published","published":"2022-02-08T00:00:41Z","modified":"2026-01-13T18:32:03Z","cvss":[{"version":"3.1","score":7.2,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"cwes":["CWE-121","CWE-787"],"updated_at":"2026-11-02T15:05:35.156514Z"}],"nvd":[{"id":"CVE-2021-36193","description":"Multiple stack-based buffer overflows in the command line interpreter of FortiWeb before 6.4.2 may allow an authenticated attacker to achieve arbitrary code execution via specially crafted commands.","status":"published","published":"2022-02-02T12:15:07.977Z","modified":"2026-06-17T03:58:30.08Z","cvss":[{"version":"3.1","score":6.7,"vector":"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H","level":"medium","assessor":"secondary"},{"version":"3.1","score":7.2,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"primary"},{"version":"2.0","score":6.5,"vector":"AV:N/AC:L/Au:S/C:P/I:P/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-121","CWE-787"],"updated_at":"2026-11-02T14:07:04.178977Z"}]}}