{"id":"CVE-2021-33209","url":"https://www.cyber-defence.io/tools/cve/CVE-2021-33209","generatedAt":"2026-10-28T05:27:51.815Z","title":"The response to a failed login attempt discloses whether the username or password is wrong, helping an attacker to enumerate usernames.","description":"An issue was discovered in Fimer Aurora Vision before 2.97.10. The response to a failed login attempt discloses whether the username or password is wrong, helping an attacker to enumerate usernames. This can make a brute-force attack easier.","published":"2021-11-03T11:15:08.000Z","lastModified":"2026-06-17T03:54:21.000Z","status":"Modified","sourceIdentifier":"cve@mitre.org","cvss":{"version":"3.1","score":5.3,"severity":"MEDIUM","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N"},"cwe":["CWE-307"],"affected":["fimer/aurora vision"],"epss":{"score":0.00759,"percentile":0.55059,"date":"2026-10-27","history":[]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"low","text":"Lower severity and a low EPSS score (0.76%). Track it; it rarely justifies an emergency change on its own."},"changes":[],"references":[{"url":"https://fimeronline.sharepoint.com/:b:/s/GLB-publicsp/EeKCnV76jG5Pn9Ud30fTlesBlk-SZS3uFU80Gt8IEWiE4Q?e=Tdmabs","tags":["Vendor Advisory"],"source":"cve@mitre.org"},{"url":"https://twitter.com/FIMERspa","tags":["Third Party Advisory"],"source":"cve@mitre.org"},{"url":"https://fimeronline.sharepoint.com/:b:/s/GLB-publicsp/EeKCnV76jG5Pn9Ud30fTlesBlk-SZS3uFU80Gt8IEWiE4Q?e=Tdmabs","tags":["Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://twitter.com/FIMERspa","tags":["Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2021-33209","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}