{"id":"CVE-2020-8133","details":"A wrong generation of the passphrase for the encrypted block in Nextcloud Server 19.0.1 allowed an attacker to overwrite blocks in a file.","modified":"2026-08-07T19:48:30.100344Z","published":"2020-11-09T15:15:13.367Z","references":[{"type":"WEB","url":"https://hackerone.com/reports/661051%2C"},{"type":"ADVISORY","url":"https://nextcloud.com/security/advisory/?id=NC-SA-2020-038"},{"type":"EVIDENCE","url":"https://hackerone.com/reports/661051"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/nextcloud/server","events":[{"introduced":"d7998fa123ae97be6abb31328ca1382a8a5ec31b"},{"last_affected":"d7998fa123ae97be6abb31328ca1382a8a5ec31b"}],"database_specific":{"cpe":"cpe:2.3:a:nextcloud:nextcloud_server:19.0.1:*:*:*:*:*:*:*","extracted_events":[{"introduced":"19.0.1"},{"last_affected":"19.0.1"}],"source":"CPE_STRING"}}],"versions":["19.0.1","v19.0.1"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2020-8133.json"}}],"schema_version":"1.8.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N"}]}