A vulnerability classified as critical was found in Nextcloud Server up to 19.0.12/20.0.10/21.0.2 (Cloud Software). This vulnerability affects an unknown functionality of the component WebAuthn. Upgrading to version 19.0.13, 20.0.11 or 21.0.3 eliminates this vulnerability. Applying a patch is able to eliminate this problem. The bugfix is ready for download at github.com. The best possible mitigation is suggested to be upgrading to the latest version.
Nextcloud Server up to 19.0.12/20.0.10/21.0.2 WebAuthn authentication replay
- Virtual Patching
- July 13, 2021
- 7:04 am
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