CVE-2023-6544

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Source
https://cve.org/CVERecord?id=CVE-2023-6544
Import Source
https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2023-6544.json
JSON Data
https://api.test.osv.dev/v1/vulns/CVE-2023-6544
Aliases
Downstream
Related
Published
2024-04-25T15:58:47.204Z
Modified
2026-05-27T03:54:40.347693984Z
Severity
  • 5.4 (Medium) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N CVSS Calculator
Summary
Keycloak: authorization bypass
Details

A flaw was found in the Keycloak package. This issue occurs due to a permissive regular expression hardcoded for filtering which allows hosts to register a dynamic client. A malicious user with enough information about the environment could jeopardize an environment with this specific Dynamic Client Registration and TrustedDomain configuration previously unauthorized.

Database specific 
{
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/6xxx/CVE-2023-6544.json",
    "cna_assigner": "redhat",
    "cwe_ids": [
        "CWE-625"
    ]
}
References

Affected packages

Git / github.com/keycloak/keycloak

Affected ranges

Type
GIT
Repo
https://github.com/keycloak/keycloak
Events
Introduced
b825ba97b489d715f7ca1984c19bd95afb355a38
Fixed
bf8c3c32e53449a632381605f1162fafe9abe8eb
Introduced
1d4ce3d8e9dbc9af996f9248996c78e145902a35
Fixed
27d38787d9eae0854f79a358cda77f834008b71a
Database specific 
{
    "extracted_events": [
        {
            "introduced": "22.0.0"
        },
        {
            "fixed": "22.0.10"
        },
        {
            "introduced": "23.0.0"
        },
        {
            "fixed": "24.0.3"
        }
    ],
    "source": "AFFECTED_FIELD"
}

Database specific

source 
"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2023-6544.json"