CVE-2024-22212: Nextcloud global site selector authentication bypass
First published: Thu Jan 18 2024(Updated: )
Nextcloud Global Site Selector is a tool which allows you to run multiple small Nextcloud instances and redirect users to the right server. A problem in the password verification method allows an attacker to authenticate as another user. It is recommended that the Nextcloud Global Site Selector is upgraded to version 1.4.1, 2.1.2, 2.3.4 or 2.4.5. There are no known workarounds for this issue.
Credit: security-advisories@github.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Nextcloud Global Site Selector | >=1.1.0<1.4.1 | |
| Nextcloud Global Site Selector | >=2.0.0<2.1.2 | |
| Nextcloud Global Site Selector | >=2.2.0<2.3.4 | |
| Nextcloud Global Site Selector | >=2.4.0<2.4.5 |
Remedy
https://github.com/nextcloud/globalsiteselector/commit/ab5da57190d5bbc79079ce4109b6bcccccd893ee
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Reference Links
Frequently Asked Questions
What is the severity of CVE-2024-22212?
CVE-2024-22212 is rated as a critical vulnerability due to its potential for severe unauthorized access.
How do I fix CVE-2024-22212?
To remediate CVE-2024-22212, update your Nextcloud Global Site Selector to version 2.4.6 or later immediately.
What are the potential impacts of CVE-2024-22212?
CVE-2024-22212 could allow an attacker to authenticate as another user, leading to data breaches or unauthorized actions.
Which versions of Nextcloud Global Site Selector are affected by CVE-2024-22212?
CVE-2024-22212 affects Nextcloud Global Site Selector versions 1.1.0 to 1.4.1, and 2.0.0 to 2.4.5.
Is there any timeframe for fixing CVE-2024-22212?
Fixes for CVE-2024-22212 have been released in the latest version, and users should upgrade as soon as possible.
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- version/nextcloud global site selector/2.4.0