Improper access control to messages of Social app (NC-SA-2020-042)
15th October 2020
Risk level: Low
CVSS v3 Base Score: 5 (AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:N/A:N)
CWE: Improper Access Control - Generic (CWE-284)
HackerOne report: 921717
Description
Improper access control in Social app 0.3.1 allowed to read posts of any user.
Affected Software
- Nextcloud Social < 0.4.0 (CVE-2020-8278)
Action Taken
The error has been fixed.
Resolution
It is recommended that the Social app is upgraded to 0.4.0.
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.