Insufficient protection of the server-side encryption keys in Nextcloud Server 19.0.1 allowed an attacker to replace the public key to decrypt them later on.
- http://seclists.org/fulldisclosure/2020/Dec/54
- https://hackerone.com/reports/743505
- https://github.com/0xT11/CVE-POC
- https://github.com/Live-Hack-CVE/CVE-2020-8152
- https://github.com/geffner/CVE-2020-8290