CVE-2022-39339

· MEDIUMModified

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CVSS v3.1

4.3

EPSS

0.42%

Published

Nov 25, 2022

Modified

Nov 21, 2024

Public PoC / Exploit

All weaponized →

No public PoC or exploit code indexed for this CVE.

Links to public security research (Exploit-DB, Nuclei, Trickest, GitHub) for defensive use only.

Description

user_oidc is an OpenID Connect user backend for Nextcloud. In versions prior to 1.2.1 sensitive information such as the OIDC client credentials and tokens are sent in plain text of HTTP without TLS. Any malicious actor with access to monitor user traffic may have been able to compromise account security. This issue has been addressed in in user_oidc v1.2.1. Users are advised to upgrade. Users unable to upgrade may use https to access Nextcloud. Set an HTTPS discovery URL in the provider settings (in Nextcloud OIDC admin settings).

CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N

Weaknesses (CWE)

CWE-319CWE-319

Affected Products (1)

nextcloud · openid_connect_user_backend (up to 1.2.1)vulnerable

References (6)

https://github.com/nextcloud/security-advisories/security/advisories/GHSA-2vff-cq8h-chhg

PatchThird Party Advisory

https://github.com/nextcloud/user_oidc/pull/495

PatchThird Party Advisory

https://hackerone.com/reports/1687005