CVE-2024-37312
What it is
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).
At a glance
- Exploitability
- Can be exploited from the same network segment without logging in. Limited direct impact.
- Exploit odds
- 0.6% chance of exploitation in the next 30 days (EPSS).
- Fix
- A patch, advisory or fixed version is referenced. Upgrade or apply it.
Timeline
- PublishedDisclosed publicly on CVE.org and NVD
- Last updatedMost recent change to the record
Why it ranks here
- Exploited in the wild: no, CISA does not list it.
- Exploit odds: 0.6% in the next 30 days (EPSS).
- Severity: 6.3 MEDIUM (CVSS).
- Fix: a patch or advisory is linked.
Details
- Published
- Last modified
- Exploit probability
- 0.6% · EPSS, next 30 days
- Weakness
- CWE-284 · Improper access control
- Record status
- Analyzed
Affected
- Nextcloud User Oidc < 5.0.0
Attack profile CVSS 3.1 · 6.3
- Attack vector
- Adjacent network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
- Scope
- Unchanged
- Confidentiality
- Low
- Integrity
- Low
- Availability
- Low
Raw vector
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
Is it in your code?
Hand this to your coding agent. It searches your project for the affected products and checks versions. Nothing leaves your machine.
Read https://cve-list.com/agent/cve/CVE-2024-37312.md and follow it. Check whether this project is affected by CVE-2024-37312. Read only. Don't change anything and don't upload my code. Tell me yes, no or not sure, with the file as proof.
Fix and advisories
- https://github.com/nextcloud/security-advisories/security/advisories/GHSA-vw7g-959g-vj6q
- https://github.com/nextcloud/user_oidc/commit/9f68a716ecd264160a7c098b8840313f1ac855f2
- https://github.com/nextcloud/security-advisories/security/advisories/GHSA-vw7g-959g-vj6q
- https://github.com/nextcloud/user_oidc/commit/9f68a716ecd264160a7c098b8840313f1ac855f2
References
- https://github.com/nextcloud/security-advisories/security/advisories/GHSA-vw7g-959g-vj6q
- https://github.com/nextcloud/user_oidc/commit/9f68a716ecd264160a7c098b8840313f1ac855f2
- https://hackerone.com/reports/2376929
- https://github.com/nextcloud/security-advisories/security/advisories/GHSA-vw7g-959g-vj6q
- https://github.com/nextcloud/user_oidc/commit/9f68a716ecd264160a7c098b8840313f1ac855f2
- https://hackerone.com/reports/2376929