{"id":"CVE-2021-26989","url":"https://www.cyber-defence.io/tools/cve/CVE-2021-26989","generatedAt":"2026-10-27T22:32:13.065Z","title":"Clustered Data ONTAP versions prior to 9.3P21, 9.5P16, 9.6P12, 9.7P9 and 9.8 are susceptible to a vulnerability which could allow a remote authenticated attacker to cause a Denial of Service (DoS) on clustered Data ONTAP configured for SMB access.","description":"Clustered Data ONTAP versions prior to 9.3P21, 9.5P16, 9.6P12, 9.7P9 and 9.8 are susceptible to a vulnerability which could allow a remote authenticated attacker to cause a Denial of Service (DoS) on clustered Data ONTAP configured for SMB access.","published":"2021-03-04T21:15:14.000Z","lastModified":"2026-06-17T03:44:06.000Z","status":"Modified","sourceIdentifier":"security-alert@netapp.com","cvss":{"version":"3.1","score":6.5,"severity":"MEDIUM","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H"},"cwe":[],"affected":["netapp/data ontap"],"epss":{"score":0.01274,"percentile":0.69709,"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 (1.27%). Track it; it rarely justifies an emergency change on its own."},"changes":[],"references":[{"url":"https://security.netapp.com/advisory/NTAP-20210303-0002","tags":["Patch","Vendor Advisory"],"source":"security-alert@netapp.com"},{"url":"https://security.netapp.com/advisory/NTAP-20210303-0002","tags":["Patch","Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2021-26989","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."}