{"id":"CVE-2021-2213","url":"https://www.cyber-defence.io/tools/cve/CVE-2021-2213","generatedAt":"2026-10-27T23:36:19.891Z","title":"Vulnerability in the MySQL Server product of Oracle MySQL (component: Server: Optimizer).","description":"Vulnerability in the MySQL Server product of Oracle MySQL (component: Server: Optimizer). Supported versions that are affected are 8.0.22 and prior. Easily exploitable vulnerability allows high privileged attacker with network access via multiple protocols to compromise MySQL Server. Successful attacks of this vulnerability can result in unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of MySQL Server. CVSS 3.1 Base Score 4.9 (Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H).","published":"2021-04-22T22:15:15.000Z","lastModified":"2026-06-17T03:49:03.000Z","status":"Modified","sourceIdentifier":"secalert_us@oracle.com","cvss":{"version":"3.1","score":4.9,"severity":"MEDIUM","vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H"},"cwe":[],"affected":["oracle/mysql","netapp/active iq unified manager","netapp/oncommand insight","netapp/oncommand workflow automation","netapp/snapcenter"],"epss":{"score":0.01319,"percentile":0.70634,"date":"2026-10-26","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 (1.32%). Track it; it rarely justifies an emergency change on its own."},"changes":[],"references":[{"url":"https://security.netapp.com/advisory/ntap-20210513-0002/","tags":["Third Party Advisory"],"source":"secalert_us@oracle.com"},{"url":"https://www.oracle.com/security-alerts/cpuapr2021.html","tags":["Vendor Advisory"],"source":"secalert_us@oracle.com"},{"url":"https://security.netapp.com/advisory/ntap-20210513-0002/","tags":["Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://www.oracle.com/security-alerts/cpuapr2021.html","tags":["Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2021-2213","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."}