Description
user_oidc provides the OIDC connect user backend for Nextcloud, an open-source cloud platform. Starting in version 1.0.0 and prior to version 1.3.3, missing verification of the issuer would have allowed an attacker to perform a man-in-the-middle attack returning corrupted or known token they also have access to. user_oidc 1.3.3 contains a patch. No known workarounds are available.
Published: 2023-08-10
Score: 4.8 Medium
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

No vendor fix or workaround currently provided.

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Tracking

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Advisories
Source ID Title
EUVD EUVD EUVD-2023-43651 user_oidc provides the OIDC connect user backend for Nextcloud, an open-source cloud platform. Starting in version 1.0.0 and prior to version 1.3.3, missing verification of the issuer would have allowed an attacker to perform a man-in-the-middle attack returning corrupted or known token they also have access to. user_oidc 1.3.3 contains a patch. No known workarounds are available.
History

Thu, 03 Oct 2024 15:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Subscriptions

Nextcloud User Oidc
cve-icon MITRE

Status: PUBLISHED

Assigner: GitHub_M

Published:

Updated: 2024-10-03T15:11:48.536Z

Reserved: 2023-08-07T16:27:27.075Z

Link: CVE-2023-39953

cve-icon Vulnrichment

Updated: 2024-08-02T18:18:10.180Z

cve-icon NVD

Status : Modified

Published: 2023-08-10T14:15:15.370

Modified: 2024-11-21T08:16:06.377

Link: CVE-2023-39953

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses