Nextcloud user_oidc Missing AC on ID4me (Before 3.0.0) ID4me open registration
CVE-2024-37312 Published on June 14, 2024
Nextcloud user_oidc app's ID4me feature is available even when disabled
user_oidc app is an OpenID Connect user backend for Nextcloud. Missing access control on the ID4me endpoint allows an attacker to register an account eventually getting access to data that is available to all registered users. It is recommended that the OpenID Connect user backend is upgraded to 3.0.0 (Nextcloud 20-23), 4.0.0 (Nexcloud 24) or 5.0.0 (Nextcloud 25-28).
Vulnerability Analysis
Weakness Type
What is an Authorization Vulnerability?
The software does not restrict or incorrectly restricts access to a resource from an unauthorized actor.
CVE-2024-37312 has been classified to as an Authorization vulnerability or weakness.
Products Associated with CVE-2024-37312
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Affected Versions
nextcloud security-advisories:- Version <= 1.3.6 is affected.
- Before and including 1.3.6 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.