CVE-2024-37312

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).

CVSS v3 6.3 MEDIUM

6.3^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 2.8 / Impact : 3.4

Attack Vector ADJACENT_NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact LOW

Integrity Impact LOW

Availability Impact LOW

Scope UNCHANGED

References

Link	Resource
https://github.com/nextcloud/security-advisories/security/advisories/GHSA-vw7g-959g-vj6q	Vendor Advisory
https://github.com/nextcloud/user_oidc/commit/9f68a716ecd264160a7c098b8840313f1ac855f2	Patch
https://hackerone.com/reports/2376929	Exploit Third Party Advisory
https://github.com/nextcloud/security-advisories/security/advisories/GHSA-vw7g-959g-vj6q	Vendor Advisory
https://github.com/nextcloud/user_oidc/commit/9f68a716ecd264160a7c098b8840313f1ac855f2	Patch
https://hackerone.com/reports/2376929	Exploit Third Party Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:a:nextcloud:user_oidc:*:*:*:*:*:*:*:*

History

14 Aug 2025, 19:18

Type	Values Removed	Values Added
CWE		NVD-CWE-noinfo
First Time		Nextcloud user Oidc Nextcloud
References	~~() https://github.com/nextcloud/security-advisories/security/advisories/GHSA-vw7g-959g-vj6q -~~	() https://github.com/nextcloud/security-advisories/security/advisories/GHSA-vw7g-959g-vj6q - Vendor Advisory
References	~~() https://github.com/nextcloud/user_oidc/commit/9f68a716ecd264160a7c098b8840313f1ac855f2 -~~	() https://github.com/nextcloud/user_oidc/commit/9f68a716ecd264160a7c098b8840313f1ac855f2 - Patch
References	~~() https://hackerone.com/reports/2376929 -~~	() https://hackerone.com/reports/2376929 - Exploit, Third Party Advisory
CPE		cpe:2.3:a:nextcloud:user_oidc::::::::

Information

Published : 2024-06-14 15:15

Updated : 2025-08-14 19:18

NVD link : CVE-2024-37312

Mitre link : CVE-2024-37312

CVE.ORG link : CVE-2024-37312

JSON object : View

Products Affected

nextcloud

user_oidc

CWE

CWE-284

Improper Access Control

NVD-CWE-noinfo

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