Improper Authentication in Nextcloud Server prior to version 12.0.3 would allow an attacker that obtained user credentials to bypass the 2 Factor Authentication.
https://nextcloud.com/security/advisory/?id=NC-SA-2018-007
https://hackerone.com/reports/248656
Source: Mitre, NVD
Published: 2018-08-12
Updated: 2023-02-27
Base Score: 4
Vector: CVSS2#AV:N/AC:L/Au:S/C:N/I:P/A:N
Severity: Medium
Base Score: 8.8
Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Severity: High