Auth Bypass via Password Verification in Nextcloud Global Site Selector 1.4/2.x
CVE-2024-22212 Published on January 18, 2024
Nextcloud global site selector authentication bypass
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.
Vulnerability Analysis
CVE-2024-22212 is exploitable with network access, requires user interaction. This vulnerability is considered to have a low attack complexity. The potential impact of an exploit of this vulnerability is considered to be critical as this vulnerability has a high impact to the confidentiality, integrity and availability of this component.
Weakness Type
Missing Authentication for Critical Function
The software does not perform any authentication for functionality that requires a provable user identity or consumes a significant amount of resources.
Products Associated with CVE-2024-22212
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Affected Versions
nextcloud security-advisories:- Version >= 1.1.0, < 1.4.1 is affected.
- Version >= 2.0.0, < 2.1.2 is affected.
- Version >= 2.2.0, < 2.3.4 is affected.
- Version >= 2.4.0, < 2.4.5 is affected.
Exploit Probability
EPSS (Exploit Prediction Scoring System) scores estimate the probability that a vulnerability will be exploited in the wild within the next 30 days. The percentile shows you how this score compares to all other vulnerabilities.