Headline
CVE-2023-23944: Mail app temporarily stores cleartext password in database until OAuth2 setup is done
Nextcloud mail is an email app for the nextcloud home server platform. In versions prior to 2.2.2 user’s passwords were stored in cleartext in the database during the duration of OAuth2 setup procedure. Any attacker or malicious user with access to the database would have access to these user passwords until the OAuth setup has been completed. It is recommended that the Nextcloud Mail app is upgraded to 2.2.2. There are no known workarounds for this issue.
Affected versions
< 2.2.2
Description
Impact
User’s password was stored in cleartext in the database during the duration of OAuth2 setup procedure.
Patches
It is recommended that the Nextcloud Mail app is upgraded to 2.2.2
Workarounds
- No workaround available
References
- HackerOne
- PullRequest
For more information
If you have any questions or comments about this advisory:
- Create a post in nextcloud/security-advisories
- Customers: Open a support ticket at support.nextcloud.com
Severity
CVSS base metrics
User interaction
Required
CVSS:3.1/AV:L/AC:H/PR:H/UI:R/S:U/C:L/I:N/A:N
Weaknesses