CVE-2023-2422

A flaw was found in Keycloak. A Keycloak server configured to support mTLS authentication for OAuth/OpenID clients does not properly verify the client certificate chain. A client that possesses a proper certificate can authorize itself as any other client, therefore, access data that belongs to other clients.

CVSS v3 7.1 HIGH

7.1^/10

CVSS v3 : HIGH

Vector :

Exploitability : 2.8 / Impact : 4.2

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact LOW

Availability Impact NONE

Scope UNCHANGED

References

Link	Resource
https://access.redhat.com/errata/RHSA-2023:3883	Vendor Advisory
https://access.redhat.com/errata/RHSA-2023:3884	Vendor Advisory
https://access.redhat.com/errata/RHSA-2023:3885	Vendor Advisory
https://access.redhat.com/errata/RHSA-2023:3888	Vendor Advisory
https://access.redhat.com/errata/RHSA-2023:3892	Vendor Advisory
https://access.redhat.com/security/cve/CVE-2023-2422	Vendor Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=2191668	Issue Tracking Vendor Advisory

Configurations

Configuration 1 (hide)

AND

OR	cpe:2.3:a:redhat:keycloak:-:::::::*
	cpe:2.3:a:redhat:openshift_container_platform:4.9:::::::*
	cpe:2.3:a:redhat:openshift_container_platform:4.10:::::::*
	cpe:2.3:a:redhat:openshift_container_platform:4.11:::::::*
	cpe:2.3:a:redhat:openshift_container_platform:4.12:::::::*
	cpe:2.3:a:redhat:single_sign-on:7.6:::::::*

OR	cpe:2.3:o:redhat:enterprise_linux:7.0:::::::*
	cpe:2.3:o:redhat:enterprise_linux:8.0:::::::*
	cpe:2.3:o:redhat:enterprise_linux:9.0:::::::*

History

No history.

Information

Published : 2023-10-04 11:15

Updated : 2023-11-07 04:12

NVD link : CVE-2023-2422

Mitre link : CVE-2023-2422

CVE.ORG link : CVE-2023-2422

JSON object : View

Products Affected

redhat

enterprise_linux
openshift_container_platform
single_sign-on
keycloak

CWE

CWE-295

Improper Certificate Validation

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