gsd-2023-6544
Vulnerability from gsd
Modified
2023-12-13 01:20
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.
Aliases
Aliases
{ "GSD": { "alias": "CVE-2023-6544", "id": "GSD-2023-6544" }, "gsd": { "metadata": { "exploitCode": "unknown", "remediation": "unknown", "reportConfidence": "confirmed", "type": "vulnerability" }, "osvSchema": { "aliases": [ "CVE-2023-6544" ], "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.", "id": "GSD-2023-6544", "modified": "2023-12-13T01:20:32.820466Z", "schema_version": "1.4.0" } }, "namespaces": { "cve.org": { "CVE_data_meta": { "ASSIGNER": "secalert@redhat.com", "ID": "CVE-2023-6544", "STATE": "PUBLIC" }, "affects": { "vendor": { "vendor_data": [ { "product": { "product_data": [ { "product_name": "Red Hat build of Keycloak 22", "version": { "version_data": [ { "version_value": "not down converted", "x_cve_json_5_version_data": { "defaultStatus": "affected", "versions": [ { "lessThan": "*", "status": "unaffected", "version": "22.0.10-1", "versionType": "rpm" } ] } }, { "version_value": "not down converted", "x_cve_json_5_version_data": { "defaultStatus": "affected", "versions": [ { "lessThan": "*", "status": "unaffected", "version": "22-13", "versionType": "rpm" } ] } }, { "version_value": "not down converted", "x_cve_json_5_version_data": { "defaultStatus": "affected", "versions": [ { "lessThan": "*", "status": "unaffected", "version": "22-16", "versionType": "rpm" } ] } } ] } }, { "product_name": "Red Hat build of Keycloak 22.0.10", "version": { "version_data": [ { "version_value": "not down converted", "x_cve_json_5_version_data": { "defaultStatus": "unaffected" } } ] } }, { "product_name": "Red Hat Single Sign-On 7.6 for RHEL 7", "version": { "version_data": [ { "version_value": "not down converted", "x_cve_json_5_version_data": { "defaultStatus": "affected", "versions": [ { "lessThan": "*", "status": "unaffected", "version": "0:18.0.13-1.redhat_00001.1.el7sso", "versionType": "rpm" } ] } } ] } }, { "product_name": "Red Hat Single Sign-On 7.6 for RHEL 8", "version": { "version_data": [ { "version_value": "not down converted", "x_cve_json_5_version_data": { "defaultStatus": "affected", "versions": [ { "lessThan": "*", "status": "unaffected", "version": "0:18.0.13-1.redhat_00001.1.el8sso", "versionType": "rpm" } ] } } ] } }, { "product_name": "Red Hat Single Sign-On 7.6 for RHEL 9", "version": { "version_data": [ { "version_value": "not down converted", "x_cve_json_5_version_data": { "defaultStatus": "affected", "versions": [ { "lessThan": "*", "status": "unaffected", "version": "0:18.0.13-1.redhat_00001.1.el9sso", "versionType": "rpm" } ] } } ] } }, { "product_name": "RHEL-8 based Middleware Containers", "version": { "version_data": [ { "version_value": "not down converted", "x_cve_json_5_version_data": { "defaultStatus": "affected", "versions": [ { "lessThan": "*", "status": "unaffected", "version": "7.6-46", "versionType": "rpm" } ] } } ] } }, { "product_name": "RHSSO 7.6.8", "version": { "version_data": [ { "version_value": "not down converted", "x_cve_json_5_version_data": { "defaultStatus": "unaffected" } } ] } } ] }, "vendor_name": "Red Hat" } ] } }, "credits": [ { "lang": "en", "value": "Red Hat would like to thank Bastian Kanbach (Secure Systems DE [bastian.kanbach@securesystems.de]) for reporting this issue." } ], "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": { "description_data": [ { "lang": "eng", "value": "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." } ] }, "impact": { "cvss": [ { "attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 5.4, "baseSeverity": "MEDIUM", "confidentialityImpact": "LOW", "integrityImpact": "LOW", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N", "version": "3.1" } ] }, "problemtype": { "problemtype_data": [ { "description": [ { "cweId": "CWE-625", "lang": "eng", "value": "Permissive Regular Expression" } ] } ] }, "references": { "reference_data": [ { "name": "https://access.redhat.com/errata/RHSA-2024:1860", "refsource": "MISC", "url": "https://access.redhat.com/errata/RHSA-2024:1860" }, { "name": "https://access.redhat.com/errata/RHSA-2024:1861", "refsource": "MISC", "url": "https://access.redhat.com/errata/RHSA-2024:1861" }, { "name": "https://access.redhat.com/errata/RHSA-2024:1862", "refsource": "MISC", "url": "https://access.redhat.com/errata/RHSA-2024:1862" }, { "name": "https://access.redhat.com/errata/RHSA-2024:1864", "refsource": "MISC", "url": "https://access.redhat.com/errata/RHSA-2024:1864" }, { "name": "https://access.redhat.com/errata/RHSA-2024:1866", "refsource": "MISC", "url": "https://access.redhat.com/errata/RHSA-2024:1866" }, { "name": "https://access.redhat.com/errata/RHSA-2024:1867", "refsource": "MISC", "url": "https://access.redhat.com/errata/RHSA-2024:1867" }, { "name": "https://access.redhat.com/errata/RHSA-2024:1868", "refsource": "MISC", "url": "https://access.redhat.com/errata/RHSA-2024:1868" }, { "name": "https://access.redhat.com/security/cve/CVE-2023-6544", "refsource": "MISC", "url": "https://access.redhat.com/security/cve/CVE-2023-6544" }, { "name": "https://bugzilla.redhat.com/show_bug.cgi?id=2253116", "refsource": "MISC", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2253116" } ] }, "work_around": [ { "lang": "en", "value": "No mitigation is currently available for this flaw." } ] }, "nvd.nist.gov": { "cve": { "descriptions": [ { "lang": "en", "value": "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." } ], "id": "CVE-2023-6544", "lastModified": "2024-04-25T17:24:59.967", "metrics": { "cvssMetricV31": [ { "cvssData": { "attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 5.4, "baseSeverity": "MEDIUM", "confidentialityImpact": "LOW", "integrityImpact": "LOW", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N", "version": "3.1" }, "exploitabilityScore": 2.8, "impactScore": 2.5, "source": "secalert@redhat.com", "type": "Secondary" } ] }, "published": "2024-04-25T16:15:10.097", "references": [ { "source": "secalert@redhat.com", "url": "https://access.redhat.com/errata/RHSA-2024:1860" }, { "source": "secalert@redhat.com", "url": "https://access.redhat.com/errata/RHSA-2024:1861" }, { "source": "secalert@redhat.com", "url": "https://access.redhat.com/errata/RHSA-2024:1862" }, { "source": "secalert@redhat.com", "url": "https://access.redhat.com/errata/RHSA-2024:1864" }, { "source": "secalert@redhat.com", "url": "https://access.redhat.com/errata/RHSA-2024:1866" }, { "source": "secalert@redhat.com", "url": "https://access.redhat.com/errata/RHSA-2024:1867" }, { "source": "secalert@redhat.com", "url": "https://access.redhat.com/errata/RHSA-2024:1868" }, { "source": "secalert@redhat.com", "url": "https://access.redhat.com/security/cve/CVE-2023-6544" }, { "source": "secalert@redhat.com", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2253116" } ], "sourceIdentifier": "secalert@redhat.com", "vulnStatus": "Awaiting Analysis", "weaknesses": [ { "description": [ { "lang": "en", "value": "CWE-625" } ], "source": "secalert@redhat.com", "type": "Primary" } ] } } } }
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Sightings
Author | Source | Type | Date |
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Nomenclature
- Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
- Confirmed: The vulnerability is confirmed from an analyst perspective.
- Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
- Patched: This vulnerability was successfully patched by the user reporting the sighting.
- Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
- Not confirmed: The user expresses doubt about the veracity of the vulnerability.
- Not patched: This vulnerability was not successfully patched by the user reporting the sighting.