CVE-2021-32801: Exceptions may have logged Encryption-at-Rest key content in Nextcloud server
Nextcloud server is an open source, self hosted personal cloud. In affected versions logging of exceptions may have resulted in logging potentially sensitive key material for the Nextcloud Encryption-at-Rest functionality. It is recommended that the Nextcloud Server is upgraded to 20.0.12, 21.0.4 or 22.1.0. If upgrading is not an option users are advised to disable system logging to resolve this issue until such time that an upgrade can be performed Note that ff you do not use the Encryption-at-Rest functionality of Nextcloud you are not affected by this bug.
Affected Software
Event History
Frequently Asked Questions
What is the severity of CVE-2021-32801?
CVE-2021-32801 has been classified as a medium severity vulnerability.
How do I fix CVE-2021-32801?
To fix CVE-2021-32801, upgrade your Nextcloud server to version 20.0.12 or later, or to versions 21.0.4 or later, or to versions 22.1.0 or later.
What does CVE-2021-32801 affect?
CVE-2021-32801 affects Nextcloud Server versions that allow logging of potentially sensitive key material due to improper exception handling.
What are the impacts of CVE-2021-32801?
The impact of CVE-2021-32801 includes the potential exposure of sensitive encryption key material in log files.
Is CVE-2021-32801 exploitable remotely?
CVE-2021-32801 is not directly related to remote exploitation; it concerns the logging of sensitive data.