3rd August 2020
Risk level: Low
CVSS v3 Base Score: 3.5 (AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:N/A:L)
CWE: Business Logic Errors (CWE-840)
HackerOne report: 922470
A missing rate limit in the Preferred Providers app 1.7.0 allowed an attacker to set the password an uncontrolled amount of times.
The error has been fixed.
It is recommended that the Preferred Providers app is upgraded to 1.8.0.
The Nextcloud team thanks the following people for their research and responsible disclosure of the above advisory: