Improper authentication on public shares (NC-SA-2018-012)
25th October 2018
Risk level: Low
CVSS v3 Base Score: 3.7 (CVSS:3.0/AV:N/AC:H/PR:L/UI:R/S:U/C:L/I:L/A:N)
CWE: Improper Authentication - Generic (CWE-287)
Description
A missing access check could lead to continued access to password protected link shares when the owner had changed the password.
Affected Software
- Nextcloud Server < 14.0.0 (CVE-2018-16464)
Action Taken
The error has been fixed.
Resolution
It is recommended that all instances are upgraded to Nextcloud 14.0.0.
Acknowledgements
The Nextcloud team thanks the following people for their research and responsible disclosure of the above advisory:
- Rudra Pratap Singh - Vulnerability discovery and disclosure.
This advisory is licensed CC BY-SA 4.0.