5.4

CVE-2023-6544

Keycloak: authorization bypass

Authorization Bypass

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.
Mögliche Gegenmaßnahme
Keycloak Server: Install latest version
Daten sind bereitgestellt durch das CVE Programm von einer CVE Numbering Authority (CNA) (Unstrukturiert).
Collection URLhttps://github.com/keycloak/keycloak
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Paket org.keycloak:keycloak-services
Default Statusunaffected
Version 22.0.0
Version < 22.0.10
Status affected
Version 23.0.0
Version < 24.0.3
Status affected
HerstellerRed Hat
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Produkt Red Hat build of Keycloak 22
Default Statusaffected
Version 22.0.10-1
Version < *
Status unaffected
HerstellerRed Hat
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Produkt Red Hat build of Keycloak 22
Default Statusaffected
Version 22-13
Version < *
Status unaffected
HerstellerRed Hat
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Produkt Red Hat build of Keycloak 22
Default Statusaffected
Version 22-16
Version < *
Status unaffected
HerstellerRed Hat
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Produkt Red Hat build of Keycloak 22.0.10
Default Statusunaffected
HerstellerRed Hat
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Produkt Red Hat Single Sign-On 7.6 for RHEL 7
Default Statusaffected
Version 0:18.0.13-1.redhat_00001.1.el7sso
Version < *
Status unaffected
HerstellerRed Hat
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Produkt Red Hat Single Sign-On 7.6 for RHEL 8
Default Statusaffected
Version 0:18.0.13-1.redhat_00001.1.el8sso
Version < *
Status unaffected
HerstellerRed Hat
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Produkt Red Hat Single Sign-On 7.6 for RHEL 9
Default Statusaffected
Version 0:18.0.13-1.redhat_00001.1.el9sso
Version < *
Status unaffected
HerstellerRed Hat
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Produkt RHEL-8 based Middleware Containers
Default Statusaffected
Version 7.6-46
Version < *
Status unaffected
HerstellerRed Hat
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Produkt RHSSO 7.6.8
Default Statusunaffected
VulnDex Vulnerability Enrichment
Diese Information steht angemeldeten Benutzern zur Verfügung. Login Login
Weitere Schwachstelleninformationen
SystemKeycloak
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Produkt Keycloak Server
Version >= 0.0.0, < 22.0.10
Version >= 24.0.0, < 24.0.3
Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 1.31% 0.798
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
secalert@redhat.com 5.4 2.8 2.5
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N
CWE-625 Permissive Regular Expression

The product uses a regular expression that does not sufficiently restrict the set of allowed values.