{"id":"CVE-2019-11686","url":"https://www.cyber-defence.io/tools/cve/CVE-2019-11686","generatedAt":"2026-10-29T01:55:32.072Z","title":"Western Digital SanDisk X300, X300s, X400, and X600 devices: A vulnerability in the wear-leveling algorithm of the drive may cause cryptographically sensitive parameters (such as data encryption keys) to remain on the drive media after their intended…","description":"Western Digital SanDisk X300, X300s, X400, and X600 devices: A vulnerability in the wear-leveling algorithm of the drive may cause cryptographically sensitive parameters (such as data encryption keys) to remain on the drive media after their intended erasure.","published":"2020-03-10T13:15:13.000Z","lastModified":"2026-06-17T02:13:25.000Z","status":"Modified","sourceIdentifier":"cve@mitre.org","cvss":{"version":"3.1","score":5.5,"severity":"MEDIUM","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N"},"cwe":["CWE-522"],"affected":["westerndigital/sandisk x600 sd9tb8w-128g firmware","westerndigital/sandisk x600 sd9tb8w-256g firmware","westerndigital/sandisk x600 sd9tb8w-512g firmware","westerndigital/sandisk x600 sd9tb8w-1t00 firmware","westerndigital/sandisk x600 sd9tb8w-2t00 firmware","westerndigital/sandisk x600 sd9tn8w-128g firmware","westerndigital/sandisk x600 sd9tn8w-256g firmware","westerndigital/sandisk x600 sd9tn8w-512g firmware","westerndigital/sandisk x600 sd9tn8w-1t00 firmware","westerndigital/sandisk x600 sd9tn8w-2t00 firmware","westerndigital/sandisk x600 sd9sb8w-128g firmware","westerndigital/sandisk x600 sd9sb8w-256g firmware","westerndigital/sandisk x600 sd9sb8w-512g firmware","westerndigital/sandisk x600 sd9sb8w-1t00 firmware","westerndigital/sandisk x600 sd9sb8w-2t00 firmware","westerndigital/sandisk x600 sd9sn8w-128g firmware","westerndigital/sandisk x600 sd9sn8w-256g firmware","westerndigital/sandisk x600 sd9sn8w-512g firmware","westerndigital/sandisk x600 sd9sn8w-1t00 firmware","westerndigital/sandisk x600 sd9sn8w-2t00 firmware","westerndigital/sandisk x300s sd7sb3q-064g firmware","westerndigital/sandisk x300s sd7sn3q-064g firmware","westerndigital/sandisk x300s sd7ub2q-010t firmware","westerndigital/sandisk x300s sd7ub2q-512g firmware","westerndigital/sandisk x300s sd7ub3q-128g firmware","westerndigital/sandisk x300s sd7ub3q-256g firmware","westerndigital/sandisk x300s sd7un3q-128g firmware","westerndigital/sandisk x300s sd7un3q-256g firmware","westerndigital/sandisk x300s sd7un3q-512g firmware","westerndigital/sandisk x400 sd8sb8u-128g firmware","westerndigital/sandisk x400 sd8sb8u-128g-1122 firmware","westerndigital/sandisk x400 sd8sb8u-1t00 firmware","westerndigital/sandisk x400 sd8sb8u-1t00-1122 firmware","westerndigital/sandisk x400 sd8sb8u-256g firmware","westerndigital/sandisk x400 sd8sb8u-256g-1122 firmware","westerndigital/sandisk x400 sd8sb8u-512g firmware","westerndigital/sandisk x400 sd8sb8u-512g-1122 firmware","westerndigital/sandisk x400 sd8sn8u-128g firmware","westerndigital/sandisk x400 sd8sn8u-128g-1122 firmware","westerndigital/sandisk x400 sd8sn8u-1t00 firmware","westerndigital/sandisk x400 sd8sn8u-1t00-1122 firmware","westerndigital/sandisk x400 sd8sn8u-256g firmware","westerndigital/sandisk x400 sd8sn8u-256g-1122 firmware","westerndigital/sandisk x400 sd8sn8u-512g firmware","westerndigital/sandisk x400 sd8sn8u-512g-1122 firmware","westerndigital/sandisk x400 sd8tb8u-128g-1122 firmware","westerndigital/sandisk x400 sd8tb8u-1t00-1122 firmware","westerndigital/sandisk x400 sd8tb8u-256g-1122 firmware","westerndigital/sandisk x400 sd8tb8u-512g-1122 firmware","westerndigital/sandisk x300 sd7sb6s-128g firmware","westerndigital/sandisk x300 sd7sb6s-256g firmware","westerndigital/sandisk x300 sd7sb7s-010t firmware","westerndigital/sandisk x300 sd7sb7s-512g firmware","westerndigital/sandisk x300 sd7sf6s-128g firmware","westerndigital/sandisk x300 sd7sf6s-256g firmware","westerndigital/sandisk x300 sd7sf6s-512g firmware","westerndigital/sandisk x300 sd7sn6s-128g firmware","westerndigital/sandisk x300 sd7sn6s-256g firmware","westerndigital/sandisk x300 sd7sn6s-512g firmware"],"epss":{"score":0.00194,"percentile":0.09028,"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 (0.19%). Track it; it rarely justifies an emergency change on its own."},"changes":[],"references":[{"url":"https://support.wdc.com/downloads.aspx?g=907&lang=en","tags":["Not Applicable"],"source":"cve@mitre.org"},{"url":"https://www.westerndigital.com/support/productsecurity/wdc-19006-sandisk-x600-sata-ssd","tags":["Vendor Advisory"],"source":"cve@mitre.org"},{"url":"https://www.westerndigital.com/support/productsecurity/wdc-19007-sandisk-x300-x400-sata-s","tags":["Broken Link"],"source":"cve@mitre.org"},{"url":"https://support.wdc.com/downloads.aspx?g=907&lang=en","tags":["Not Applicable"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://www.westerndigital.com/support/productsecurity/wdc-19006-sandisk-x600-sata-ssd","tags":["Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://www.westerndigital.com/support/productsecurity/wdc-19007-sandisk-x300-x400-sata-s","tags":["Broken Link"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2019-11686","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."}