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Status published
Medium
CVE-2024-8883
Keycloak: vulnerable redirect uri validation results in open redirec
Vulnerability Description
A misconfiguration flaw was found in Keycloak. This issue can allow an attacker to redirect users to an arbitrary URL if a 'Valid Redirect URI' is set to http://localhost or http://127.0.0.1, enabling sensitive information such as authorization codes to be exposed to the attacker, potentially leading to session hijacking.
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
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Credits & Attribution
The following person or organization is credited with identifying this vulnerability, as recorded in the NVD database:
- Red Hat would like to thank Karsten Meyer zu Selhausen and Niklas Conrad for reporting this issue.
References
- https://access.redhat.com/errata/RHSA-2024:10385
- https://access.redhat.com/errata/RHSA-2024:10386
- https://access.redhat.com/errata/RHSA-2024:6878
- https://access.redhat.com/errata/RHSA-2024:6879
- https://access.redhat.com/errata/RHSA-2024:6880
- https://access.redhat.com/errata/RHSA-2024:6882
- https://access.redhat.com/errata/RHSA-2024:6886
- https://access.redhat.com/errata/RHSA-2024:6887
- https://access.redhat.com/errata/RHSA-2024:6888
- https://access.redhat.com/errata/RHSA-2024:6889
- https://access.redhat.com/errata/RHSA-2024:6890
- https://access.redhat.com/errata/RHSA-2024:8823
- https://access.redhat.com/errata/RHSA-2024:8824
- https://access.redhat.com/errata/RHSA-2024:8826
- https://access.redhat.com/security/cve/CVE-2024-8883
- https://bugzilla.redhat.com/show_bug.cgi?id=2312511
- https://github.com/keycloak/keycloak/blob/main/services/src/main/java/org/keycloak/protocol/oidc/utils/RedirectUtils.java
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View all reports →Affected Software
Red Hat Build of Keycloak, Red Hat build of Keycloak 22, Red Hat build of Keycloak 24, Red Hat JBoss Enterprise Application Platform 8, Red Hat JBoss Enterprise Application Platform 8.0 for RHEL 8, Red Hat JBoss Enterprise Application Platform 8.0 for RHEL 9, Red Hat Single Sign-On 7, Red Hat Single Sign-On 7.6 for RHEL 7, Red Hat Single Sign-On 7.6 for RHEL 8, Red Hat Single Sign-On 7.6 for RHEL 9, RHEL-8 based Middleware Containers
Vulnerable Versions:
0, 23.0.0, 25.0.0, 22.0.13-1, 22-18, 22-21, 24.0.8-1, 24-17, 0:800.4.1-1.GA_redhat_00001.1.el8eap, 0:8.0.4-3.GA_redhat_00007.1.el8eap, 0:2.33.0-1.redhat_00015.1.el8eap, 1:2.0.0-2.redhat_00005.1.el8eap, 0:1.8.0-2.redhat_00001.1.el8eap, 0:2.2.0-2.redhat_00001.1.el8eap, 0:1.16.1-2.redhat_00007.1.el8eap, 0:3.2.2-28.redhat_2.1.el8eap, 0:2.15.1-1.redhat_00001.1.el8eap, 0:3.14.0-2.redhat_00006.1.el8eap, 0:4.0.5-1.redhat_00001.1.el8eap, 0:2.0.1-1.redhat_00002.1.el8eap, 0:0.1.0-2.redhat_00010.1.el8eap, 0:1.12.284-2.redhat_00002.1.el8eap, 0:1.2.5-2.redhat_00001.1.el8eap, 0:800.4.0-1.GA_redhat_00001.1.el8eap, 0:2.1.0-4.redhat_00001.1.el8eap, 0:6.2.31-1.Final_redhat_00002.1.el8eap, 0:8.0.1-3.Final_redhat_00001.1.el8eap, 0:0.8.1-2.redhat_00001.1.el8eap, 0:1.1.3-1.redhat_00001.1.el8eap, 0:3.0.1-1.redhat_00001.1.el8eap, 0:3.5.3-1.Final_redhat_00001.1.el8eap, 0:4.0.2-1.redhat_00001.1.el8eap, 0:5.3.10-1.Final_redhat_00001.1.el8eap, 0:2.22.1-1.redhat_00002.1.el8eap, 0:6.0.3-1.Final_redhat_00001.1.el8eap, 0:9.37.3-1.redhat_00001.1.el8eap, 0:9.6.0-1.redhat_00002.1.el8eap, 0:2.3.0-1.redhat_00001.1.el8eap, 0:2.0.1-3.Final_redhat_00001.1.el8eap, 0:3.0.1-2.Final_redhat_00001.1.el8eap, 0:3.0.4-1.redhat_00001.1.el8eap, 0:8.0.0-6.redhat_00001.1.el8eap, 0:2.0.16-1.redhat_00001.1.el8eap, 0:2.2.0-1.redhat_00001.1.el8eap, 0:8.0.4-2.GA_redhat_00005.1.el8eap, 0:800.4.1-1.GA_redhat_00001.1.el9eap, 0:8.0.4-3.GA_redhat_00007.1.el9eap, 0:2.33.0-1.redhat_00015.1.el9eap, 1:2.0.0-2.redhat_00005.1.el9eap, 0:1.8.0-2.redhat_00001.1.el9eap, 0:2.2.0-2.redhat_00001.1.el9eap, 0:1.16.1-2.redhat_00007.1.el9eap, 0:3.2.2-28.redhat_2.1.el9eap, 0:2.15.1-1.redhat_00001.1.el9eap, 0:3.14.0-2.redhat_00006.1.el9eap, 0:4.0.5-1.redhat_00001.1.el9eap, 0:2.0.1-1.redhat_00002.1.el9eap, 0:0.1.0-2.redhat_00010.1.el9eap, 0:1.12.284-2.redhat_00002.1.el9eap, 0:1.2.5-2.redhat_00001.1.el9eap, 0:800.4.0-1.GA_redhat_00001.1.el9eap, 0:2.1.0-4.redhat_00001.1.el9eap, 0:6.2.31-1.Final_redhat_00002.1.el9eap, 0:8.0.1-3.Final_redhat_00001.1.el9eap, 0:0.8.1-2.redhat_00001.1.el9eap, 0:1.1.3-1.redhat_00001.1.el9eap, 0:3.0.1-1.redhat_00001.1.el9eap, 0:3.5.3-1.Final_redhat_00001.1.el9eap, 0:4.0.2-1.redhat_00001.1.el9eap, 0:5.3.10-1.Final_redhat_00001.1.el9eap, 0:2.22.1-1.redhat_00002.1.el9eap, 0:6.0.3-1.Final_redhat_00001.1.el9eap, 0:9.37.3-1.redhat_00001.1.el9eap, 0:9.6.0-1.redhat_00002.1.el9eap, 0:2.3.0-1.redhat_00001.1.el9eap, 0:2.0.1-3.Final_redhat_00001.1.el9eap, 0:3.0.1-2.Final_redhat_00001.1.el9eap, 0:3.0.4-1.redhat_00001.1.el9eap, 0:8.0.0-6.redhat_00001.1.el9eap, 0:2.0.16-1.redhat_00001.1.el9eap, 0:2.2.0-1.redhat_00001.1.el9eap, 0:8.0.4-2.GA_redhat_00005.1.el9eap, 0:18.0.18-1.redhat_00001.1.el7sso, 0:18.0.18-1.redhat_00001.1.el8sso, 0:18.0.18-1.redhat_00001.1.el9sso, 7.6-54
Timeline
Official Publish:
September 19th, 2024
Last Modified:
April 1st, 2026
Added to House:
July 22nd, 2026
CVSS Vectors
V3:
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N