Denial of Service by requesting to reset a password (NC-SA-2021-003)
3rd October 2020
Risk level: Low
CVSS v3 Base Score: 7.5 (AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H)
CWE: Denial of Service (CWE-400)
HackerOne report: 812754
Description
A wrong check in Nextcloud Server 19 and prior allowed to perform a denial of service attack when resetting the password for a user.
Affected Software
- Nextcloud Server < 20.0.0 (CVE-2020-8295)
Action Taken
The error has been fixed.
Resolution
It is recommended that the Nextcloud Server is upgraded to 20.0.0.
Acknowledgements
The Nextcloud team thanks the following people for their research and responsible disclosure of the above advisory:
This advisory is licensed CC BY-SA 4.0.