Limitation of app specific password scope can be bypassed (NC-SA-2017-009)
8th May 2017
Risk level: Low
CVSS v3 Base Score: 3 (AV:N/AC:H/PR:L/UI:R/S:C/C:L/I:N/A:N)
HackerOne report: 191979
Improper session handling allowed an application specific password without permission to the files access to the users file.
- Nextcloud Server < 11.0.3 (CVE-2017-0892)
The permission check has been corrected and reviewed.
It is recommended that all instances are upgraded to Nextcloud 11.0.3.
The Nextcloud team thanks the following people for their research and responsible disclosure of the above advisory:
- Mmakosdel - Vulnerability discovery and disclosure.
This advisory is licensed CC BY-SA 4.0.