CVE-2024-37886

Nextcloud user_oidc's ID4me does not validate signature or expiration

State: Published
Severity: 5.4 Medium
Published: Jun 14, 2024
Updated: Aug 2, 2024
Reserved: Jun 10, 2024

Description

user_oidc app is an OpenID Connect user backend for Nextcloud. An attacker could potentially trick the app into accepting a request that is not signed by the correct server. It is recommended that the Nextcloud user_oidc app is upgraded to 1.3.5, 2.0.0, 3.0.0, 4.0.0 or 5.0.0.

Scores

CVSS	Score	Vector	Source
3.1	5.4 Medium	CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N	GitHub_M

Weaknesses

CWE-347 Improper Verification of Cryptographic Signature

Affected Products

Product	Versions
security-advisoriesnextcloud	< 1.3.5Affected

References

https://github.com/nextcloud/security-advisories/security/advisories/GHSA-vw5h-29xf-g55g
https://github.com/nextcloud/user_oidc/pull/715
https://hackerone.com/reports/1878391

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