{"id":"CVE-2018-14008","aliases":["EUVD-2018-5940","GHSA-fq5f-cfqm-mrrq"],"status":"published","title":"Arista EOS through 4.21.0F allows a crash because 802.1x authentication is mishandled.","description":"Arista EOS through 4.21.0F allows a crash because 802.1x authentication is mishandled.","severity":{"version":"3.0","score":6.5,"vector":"CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.00606,"percentile":0.49271,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-287"],"published":"2019-08-15T16:26:51Z","modified":"2026-06-17T01:40:28Z","products":[{"vendor":"arista","product":"eos"}],"references":[{"url":"https://www.arista.com/en/support/advisories-notices","tags":["x_refsource_MISC","x_transferred","Vendor Advisory"]},{"url":"https://www.arista.com/en/support/advisories-notices/security-advisories/6072-security-advisory-38","tags":["x_refsource_CONFIRM","x_transferred","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2018-14008"},{"url":"https://github.com/advisories/GHSA-fq5f-cfqm-mrrq"}],"sources":{"cve":[{"id":"CVE-2018-14008","description":"Arista EOS through 4.21.0F allows a crash because 802.1x authentication is mishandled.","status":"published","published":"2019-08-15T16:26:51Z","modified":"2024-08-05T09:21:40.814Z","updated_at":"2026-11-02T14:35:00.237825Z"}],"euvd":[{"id":"EUVD-2018-5940","description":"Arista EOS through 4.21.0F allows a crash because 802.1x authentication is mishandled.","status":"published","published":"2019-08-15T16:26:51Z","modified":"2024-08-05T09:21:40Z","updated_at":"2026-11-03T02:39:47.770292Z"}],"ghsa":[{"id":"GHSA-fq5f-cfqm-mrrq","title":"Arista EOS through 4.21.0F allows a crash because 802.1x authentication is mishandled.","description":"Arista EOS through 4.21.0F allows a crash because 802.1x authentication is mishandled.","status":"published","published":"2022-05-24T16:53:39Z","modified":"2024-04-04T01:40:07Z","cvss":[{"version":"3.0","score":6.5,"vector":"CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"medium"}],"cwes":["CWE-287"],"updated_at":"2026-11-02T14:56:01.233613Z"}],"nvd":[{"id":"CVE-2018-14008","description":"Arista EOS through 4.21.0F allows a crash because 802.1x authentication is mishandled.","status":"published","published":"2019-08-15T17:15:11.77Z","modified":"2026-06-17T01:40:28.71Z","cvss":[{"version":"3.0","score":6.5,"vector":"CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"medium","assessor":"primary"},{"version":"2.0","score":3.3,"vector":"AV:A/AC:L/Au:N/C:N/I:N/A:P","level":"low","assessor":"primary"}],"cwes":["CWE-287"],"updated_at":"2026-11-02T14:04:59.278647Z"}]}}